Semi-conducteurs discrets
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Produits (1814)
PSSI2021SAY - 50mA Constant Current Source SOT-353 | Nexperia
The Nexperia PSSI2021SAY is a one-chip constant current source housed in a SOT353 (SC-88A) surface-mount package, integrating a resistor-equipped PNP bipolar transistor with two diodes on a single die. The device delivers a stabilized output current programmable from 15 uA to 50 mA by connecting an external resistor between pins 4 and 5, enabling precise biasing of LEDs, Zener diodes, and reference circuits without the need for a discrete current-mirror network. A constant current source is a fundamental analog building block that maintains a defined load current independent of supply voltage variation, temperature drift, or load impedance changes. In the system hierarchy, it sits within the discrete semiconductors category, specifically among current regulator and current source transistors, and is widely used as a bias element in linear regulators, optocoupler drivers, and low-power precision references. Key specifications include a maximum output current of 50 mA, an output voltage compliance range sufficient for direct LED driving, and an integrated bias resistor that eliminates the need for an external base resistor. The two on-chip diodes support temperature compensation and stable reference operation when paired with a Zener diode. Because the entire function is implemented in one transistor-sized footprint, the device replaces three to five discrete components per channel. The PSSI2021SAY uses a PNP pass transistor architecture with internal base bias derived from the on-chip diodes. This monolithic integration reduces both PCB area and the bill of materials while improving temperature tracking between the bias network and the pass element. The SOT353 (SC-88A) package is a JEDEC-registered 5-pin surface-mount outline compatible with standard lead-free reflow profiles. Typical applications include high-side LED drivers in automotive and industrial indicator clusters, Zener diode bias for shunt references, optocoupler LED current setting, and biasing of precision analog circuits. AEC-Q101 qualification makes the device suitable for harsh automotive environments. When designing with this part, choose the external resistor value based on the target constant current and verify thermal dissipation at the maximum I_OUT, since the device drops the difference between V_IN and the load voltage.
PTL432LIBQDBZR - 2.495V Adjustable Shunt Reference | Texas Instruments
The Texas Instruments PTL432LIBQDBZR is a programmable precision shunt voltage reference with an optimized reference current, offered in a 3-pin SOT-23-3 (DBZ) package. It provides an adjustable output from 2.495V to 36V, sinks up to 15 mA of cathode current, and achieves ±0.5% initial reference voltage tolerance, making it well-suited for low-power voltage monitoring rails. A shunt voltage reference is a two-terminal (or three-terminal) IC that behaves like a programmable Zener diode. Internally it contains a precise bandgap reference, an error amplifier, and a pass transistor; when biased above its reference voltage, the device regulates the voltage across its cathode-anode terminals to the programmed value. The voltage reference category sits within voltage references -> power management ICs -> analog semiconductors, and forms the accuracy anchor in any closed-loop power-supply or data-acquisition system. Key features include a low minimum cathode current of 400 nA typical, optimized reference input current that improves measurement accuracy over legacy TL431 designs, ±0.5% reference voltage tolerance, and operation across the full -40C to +125C automotive/industrial temperature range. The wide adjustable range from 2.495V to 36V enables use from sub-3.3V rails up to 24V industrial buses. Architecturally, the PTL432LI family improves upon the classic TL431 by reducing the reference input current and minimizing reference voltage drift over temperature, while keeping the standard pinout (REF/ADJ, ANODE, CATHODE in SOT-23-3). The "LI" suffix designates the low-Ibias optimized variant that simplifies high-impedance feedback networks and reduces standby power in battery-powered designs. Typical applications include adjustable voltage references for switching converter feedback networks, secondary-side voltage monitoring, isolated supply references, and precision comparator thresholds. Engineers value the SOT-23-3 footprint for compact designs where a TO-92 TL431 would dominate the PCB. When designing with this part, choose a cathode bias resistor that supplies at least 400 nA at the lowest VIN minus VREF condition, while ensuring the maximum cathode current does not exceed 15 mA at high VIN or short-circuit events. This page aggregates datasheet specifications, real distributor pricing tiers, drop-in same-brand alternatives, and design notes that complement the manufacturer datasheet.
QM300HA-H - 600V 300A NPN Power Transistor Module | Mitsubishi
The Mitsubishi Electric QM300HA-H is a high-power switching insulated-type NPN power transistor module rated for 600V collector-emitter voltage and 300A collector current, with a DC current gain (hFE) of 750, housed in an insulated-base industrial power module package. A power transistor module is a discrete semiconductor assembly that packages one or more silicon switching dies on an electrically isolated baseplate, allowing high-current power conversion circuits to share a grounded heatsink. Such modules form the switching stage of industrial power electronics - a hierarchy that runs from the transistor die, through the power module, to the complete motor drive or UPS inverter. The insulated construction is essential because it lets multiple modules mount on one chassis without individual isolation hardware. Key features of the QM300HA-H include its 300A continuous collector current rating, 600V collector-emitter blocking voltage, and high DC current gain of 750, which reduces base-drive circuit requirements. The module is UL recognized under Yellow Card No. E80276 (N) and File No. E80271, providing independent safety certification for industrial equipment builders. The device uses silicon NPN bipolar junction technology optimized for high-power switching duty. Compared with IGBT modules of similar ratings, bipolar transistor modules require continuous base current drive but exhibit very low saturation-related losses in hard-switched applications, which is why they remain in service in legacy inverter platforms. The insulated package provides creepage and clearance margins suited to 600V-class bus systems. Typical applications documented by the manufacturer include AC motor controllers, uninterruptible power supplies (UPS), and DC motor control equipment, where high current capability and efficient thermal dissipation are non-negotiable requirements. When designing with this module, verify base-drive provision matches the hFE of 750 across the operating temperature range, and ensure the heatsink keeps the junction within the datasheet limit at full 300A load. This page synthesizes distributor pricing context, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
REF3220AIDBVRG4 - 2.048V 4ppm/°C SOT-23-6 Voltage Reference | TI
The Texas Instruments REF3220AIDBVRG4 is a low-drift, micropower series-bandgap voltage reference delivering a fixed 2.048 V output in a 6-pin SOT-23 (DBV) package. It offers a maximum temperature coefficient of 7 ppm/°C over the 0°C to +125°C range (20 ppm/°C up to +125°C, per the aluminum-2008 datasheet excerpt) and supports up to 10 mA of output current at high accuracy with 0.01% initial accuracy. A SOT-23-6 microsize package, 100 µA quiescent current, and ±0.2% voltage tolerance make it well suited to portable, high-density analog designs. What is a series voltage reference? A series voltage reference is a three-terminal or shunt regulator-style IC that produces a fixed, low-drift DC voltage used as the accuracy baseline for ADCs, DACs, sensors, and precision analog rails. Within the broader IC taxonomy, REF3220 sits under voltage reference -> power management IC -> signal-chain analog support -> semiconductor. Series references (as opposed to shunt references such as LM4040) source current directly into a load without requiring an external resistor and are preferred in low-power, battery, and portable instrument designs where simplicity, low quiescent, and stable thermal behavior matter most. Key features of REF3220AIDBVRG4 include the 4 ppm/°C maximum drift (7 ppm/°C per aluminum-2008 excerpt / 20 ppm/°C full automotive range), 100 µA typical quiescent current, 10 mA output current capability, 0.01% initial accuracy, and 0.2% voltage tolerance across –40°C to +125°C. The SOT-23-6 surface-mount form factor is among the smallest drop-in footprints available for a fixed reference today, ideal where PCB area is constrained. The IC draws only microamps from the supply, extending battery life in energy-harvesting or solar-powered sensor nodes. The REF3220AIDBVRG4 is built on a CMOS bandgap architecture with buried-zener trim, chosen by Burr-Brown (now TI) for its low drift over temperature and high power-supply rejection. The series topology (Vin-Vout typical headroom ~ 1.4 V typical) means the part behaves like a low-dropout regulator reference, accepting a wider Vin range than typical bandgap parts while producing a stable low-impedance output. Specified long-term drift and low output impedance keep error low in systems that hold a calibration constant for months. Typical applications include 16-/24-bit ADC and DAC reference inputs (the 2.048 V value is a binary-weighted reference directly matching full-scale ranges of successive-approximation ADCs with 5 V supply), industrial loop-powered transmitters, portable battery instruments, precision current loops and weighing scales, and handheld medical monitors. As a 'ground-referenced' 2.048 V standard, the REF3220AIDBVRG4 is commonly specified where the design needs a 1 mV/LSB resolution at 11 bits or 1 LSB/°C calibration tables tied to a binary ladder. When designing with REF3220AIDBVRG4, place a 1 µF to 10 µF low-ESR ceramic bypass capacitor on the output as close to the OUT pin as possible, and a similar decoupling capacitor on the input rail; this minimizes load-transient glitch and PSRR degradation at higher frequencies. Mind the input-to-output voltage headroom and thermal dissipation—the SOT-23-6 has a higher thermal resistance than larger SOIC references, so designers derate output current at elevated ambient or add copper pours. This page synthesizes distributor pricing, drop-in SOT-23-6 alternatives, and practical design notes beyond what is found in the manufacturer datasheet, giving AEO readers a single source for selection.
REF5010ID - 10V Precision Voltage Reference, 0.05% | TI
The Texas Instruments REF5010ID is a fixed 10V precision series voltage reference with ±0.05% initial accuracy, 3 ppm/°C typical temperature drift, and ±10 mA source/sink output capability, housed in an 8-pin SOIC (D) package specified from -40°C to +125°C. A series (three-terminal style) voltage reference is a type of voltage reference IC that maintains a precise output voltage independent of input supply variations, load changes, and temperature, sitting within the hierarchy: voltage reference -> precision analog IC -> power/reference management -> semiconductor. Unlike shunt references, series references like the REF50xx family do not require an external bias resistor and achieve excellent line and load regulation with low quiescent power. Key features of the REF5010ID include its very low drift (3 ppm/°C for the I grade), tight initial accuracy (±0.05%), and very low flicker noise (0.5 µVPP per volt of output). The device is capable of both sourcing and sinking current, which makes it robust in reference-buffer and capacitive-load environments. According to TI product information, the REF50xx family achieves 2.5 ppm/°C drift and 0.025% accuracy in the higher A grade, using proprietary design techniques. Technically, the REF50xx employs a proprietary bandgap-based architecture with fine trimming during manufacturing to reach its high accuracy class. The output stage can both source and sink up to 10 mA, giving designers headroom for ADC/DAC reference inputs and dynamic loads. The industrial temperature specification (-40°C to +125°C) supports demanding factory and instrumentation environments. Typical applications include high-resolution industrial ADC and DAC reference supplies, precision data-acquisition systems, portable medical diagnostic analog front ends, and test and measurement instrumentation where long-term stability matters more than power consumption. A key design consideration is the VIN headroom: ensure the supply stays above the dropout requirement and within the family's wide VIN range, and decouple both VIN and VOUT with quality ceramic capacitors to preserve the low-noise performance. This page synthesizes distributor pricing, drop-in alternative analysis, and practical design notes not found in the manufacturer datasheet, with pricing verified as of 2026-10-21.
RPG Component Family - Search Reference | XAIPART
The string "RPG" is not a unique electronic component manufacturer part number (MPN) but rather a substring that appears in multiple unrelated component families across different manufacturers and product categories. Searching distributor databases returns overlapping results for AMD/Spansion flash memory devices whose ordering suffix code contains "RPG" (such as AM29LV256MH103RPGF), Adam Technologies power relays whose series code is "RPG", FDK physical random number generators (RPG100), and acoustic/industrial brands such as RPG Acoustical Systems and RPG Radiometer Physics. There is no single datasheet that documents an MPN that is exactly "RPG". An MPN (Manufacturer Part Number) is the unique alphanumeric identifier assigned by an electronic component manufacturer to a specific part, encoding information such as family, rating, package, and reel orientation. A 3-letter string like "RPG" almost always represents only a portion of a full MPN. A full MPN typically combines a part family prefix, a value or speed code, a package code, and a tape-and-reel suffix (for example TI's TPS7A4701RGWR encodes family TPS7A47xx, output current 01 = 1 A, package RGW = VQFN-20, and suffix R = large reel). Without the full MPN, parameter datasheets, recommended footprints, and pricing cannot be retrieved. This page therefore serves as an XAIPART search-dispatch reference rather than a product page. It guides buyers and engineers to identify which full MPN they actually need, links to the relevant XAIPART product pages, and explains what each "RPG" substring typically encodes. It does NOT contain verified parametric data, pinout, pricing, or compliance information for a non-existent single component. Key disambiguation clues: AMD/Spansion flash memory uses "RPG" as a sector-architecture and package-grade suffix on parts such as AM29LV256MH103RPGF (256 Mbit, 3.0 V, MirrorBit, TSOP package) and AM29LV256MH103RPGI (industrial temperature grade). Adam Technologies uses "RPG" as a power-relay series prefix, e.g. RPG-1C-P-12 (1 Form C, PCB pin, 12 V coil) and RPG-1Z-P-5-16L. FDK's RPG100 is a stand-alone physical random number generator IC. RPG Acoustic (no relation to semiconductors) manufactures QRD-style acoustic diffusors for studios. RPG Radiometer Physics (no relation) builds microwave radiometers for atmospheric profiling. If your BOM line says "RPG", the correct next step is to recover the full MPN from your schematic, source code, or component library; this page cannot substitute for that disambiguation. Design tip: when a BOM contains a 3-letter string with no digits, treat it as a fragment and ask the engineer for the surrounding digits. This avoids cross-category ambiguity between flash memory suffixes, relay prefixes, and unrelated brand names that happen to share the letters R-P-G. This page exists so that landing on XAIPART with the query "RPG" returns useful guidance rather than a fabricated datasheet. It links to the AMD/Spansion flash family, the Adam Technologies RPG relay series, and the FDK RPG100 generator, where applicable XAIPART product pages exist.
S110FA - 1A 100V Schottky Rectifier SOD-123FA | onsemi
The onsemi S110FA is a 1 A, 100 V surface-mount Schottky barrier rectifier housed in a compact SOD-123FA package with two pins and a low-profile 1.0 mm maximum height. It features a forward voltage drop of 800 mV at 1 A and is qualified to the AEC-Q101 industrial device standard, making it suitable for harsh-environment and automotive-grade power designs. A Schottky barrier rectifier is a power semiconductor diode that uses a metal-semiconductor junction instead of the conventional PN junction found in standard rectifiers. This construction eliminates the minority-carrier storage charge, giving the device an extremely fast switching speed and a lower forward voltage drop. Within the broader taxonomy, a Schottky diode is a sub-class of rectifier diodes, which themselves belong to discrete semiconductors and ultimately to power management components used in DC power conversion. Key features of the S110FA include low power loss, high efficiency, a guard ring for overvoltage protection, high surge current capability, and a UL flammability 94V-0 classification. The device is MSL 1 per J-STD-020, RoHS-compliant, and uses a green molding compound. The integrated guard ring structure provides transient voltage robustness that exceeds standard Schottky diodes, while the high surge current capability supports repetitive inrush conditions typical of buck converter freewheeling and reverse-battery protection. Typical applications for the S110FA include high-efficiency DC-DC converters, freewheeling diodes in switch-mode power supplies (SMPS), reverse-polarity protection circuits, OR-ing diodes in redundant power architectures, and low-voltage rectification in industrial and automotive systems. Its 100 V reverse-voltage rating provides ample headroom for 24 V industrial bus rails and 48 V telecom rails when designing with logic-level FETs. When designing with this part, ensure that the PCB land pattern matches the SOD-123FA recommendations in the onsemi datasheet and that the trace from the rectifier to the load can handle 1 A continuous current without excessive voltage drop. Thermal management should also be considered because the small package limits natural convection cooling; using thermal vias beneath the cathode pad helps dissipate heat into inner copper planes. This page synthesizes onsemi datasheet values, current distributor pricing, qualified drop-in alternatives, and practical design notes not consolidated on the manufacturer datasheet alone.
S1M-E3/61T - 1A 1000V SMA Glass Passivated Rectifier | Vishay
The Vishay S1M-E3/61T is a 1 A, 1000 V surface-mount glass-passivated standard recovery rectifier in the DO-214AC (SMA) package with a typical forward voltage of 1.1 V at 1 A and a peak forward surge current rating of 30 A. It is designed for general-purpose rectification of 50 Hz/60 Hz mains, low-frequency DC power rails, and freewheeling applications where a small, low-profile, automated-placement compatible diode is required. A standard recovery rectifier is a two-terminal PN-junction diode whose primary function is to convert alternating current into unidirectional (DC) current by allowing forward conduction during one half of each AC cycle and blocking reverse current during the other. Standard recovery rectifiers such as the S1M family operate at line frequencies and therefore do not need an ultrafast reverse-recovery specification; they are the workhorses of low-frequency power supplies, bridge rectifiers, polarity protection, and DC output stages. Within the broader component taxonomy, this part sits at: rectifier -> power diode -> discrete semiconductor -> semiconductor device. Vishay's "S1" prefix designates the 1 A, surface-mount glass-passivated SMA product family, with letter suffixes (A, B, D, G, J, K, M) indicating reverse-voltage grades from 50 V up to 1000 V. Key features include a glass-passivated chip junction for stable leakage and long-term reliability, matte tin-plated leads solderable per J-STD-002 and JESD 22-B102, low forward voltage drop of 1.1 V maximum at 1 A, low reverse leakage, and a high forward surge capability of 30 A (8.3 ms half-sine). The E3 suffix denotes RoHS-compliant commercial grade with matte tin leads; the HE3_A equivalent adds AEC-Q101 automotive qualification. The molded SMA case uses a UL94V-0 flammability-rated epoxy compound that meets MSL level 1 per J-STD-020, allowing unlimited floor life and simplifying production logistics. In typical circuit roles the S1M-E3/61T serves as a low-frequency bridge element in AC/DC adapters, as a freewheeling diode across relay coils or motor windings, as a reverse-polarity protection element on DC inputs, and as a secondary-side rectifier following a switching converter. Designers prefer this part where the input voltage can reach 1000 V reverse standoff and the DC output current stays below 1 A continuous, while still tolerating 30 A inrush transients such as cold-lamp filament surge or motor start-up. When selecting the S1M-E3/61T, confirm that the application's peak inverse voltage stays below 1000 V with adequate derating, and that the average forward current is below 1 A continuous (1.5 A with proper thermal copper pour). For designs that need only 50 V to 800 V standoff, the lower-voltage S1A through S1K family members offer identical footprint and slightly lower forward drop; for AEC-Q101 automotive requirements, choose the HE3_A suffix instead. The single-diode SMA footprint also makes the S1M easy to place in parallel for higher current or to combine into a discrete bridge.
SBR20A60CTBQ-13 - 60V 20A SBR Rectifier, D2PAK | Diodes Inc
The Diodes Incorporated SBR20A60CTBQ-13 is a 60V, 20A dual SBR (Super Barrier Rectifier) in a TO-263 / D2PAK surface-mount package, qualified to AEC-Q101 for automotive reliability and supplied on 13-inch tape-and-reel. The die uses Diodes' patented SBR technology, which gives lower forward voltage drop than conventional Schottky diodes while retaining soft, fast recovery and superior avalanche ruggedness. Internally it is configured as a common-cathode dual rectifier, providing two parallel power paths that share a single thermal tab on the back of the package. What is an SBR? A Super Barrier Rectifier is a low-forward-voltage-drop, majority-carrier rectifier that replaces standard Schottky diodes in high-current applications. Conceptually an SBR sits in the same family hierarchy as a Schottky diode -> rectifier diode -> discrete semiconductor, trading slightly higher reverse leakage for much lower VF and dramatically better surge and avalanche tolerance. The technology is now widely used in 12V/24V automotive power buses, where designers need both high current and high reliability under harsh thermal and electrical stress. Key electrical performance includes a maximum repetitive peak reverse voltage (VRRM) of 60V, an average rectified forward current (IF(AV)) of 20A per device, a low typical forward voltage drop, and a maximum operating junction temperature of 150 degrees C. The SBR architecture lowers VF, improves high-temperature reverse-leakage stability versus Schottky diodes, and provides soft fast switching for low EMI. The TO-263 / D2PAK package is industry-standard for high-current surface-mount rectifiers and offers a low thermal-resistance path through the exposed tab. The SBR20A60CTBQ-13 is built using Diodes' Super Barrier Rectifier process, which combines a low-voltage-drop rectifier die with high-avalanche-energy capability. The result is a diode that runs cooler than equivalently rated Schottky parts at high current and survives repetitive reverse-voltage transients that would destroy a conventional Schottky. The common-cathode dual-die layout halves conduction loss in ORing and freewheeling circuits by paralleling both dies into a single thermal mass. Typical applications include automotive reverse-battery protection, DC-DC converter output rectification, low-voltage ORing and load-sharing, freewheeling diodes for motor drives and solenoids, and switch-mode power supply (SMPS) secondary-side rectification. The part is particularly attractive in 12V automotive ECU rails and 24V commercial-vehicle systems where Schottky diode leakage would otherwise force oversize heat sinks. When designing with this part, keep the junction temperature below 150 degrees C and provide a copper land area of at least one square inch on the PCB to keep case-to-ambient thermal resistance in check at 20A continuous load. The SBR20A60CTBQ-13 is the automotive-grade (-Q) and 13-inch-reel version of the SBR20A60CT family, distinguished from the CTB (TB suffix) variant only by reel and change-control documentation. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
SBRFP2M60P1Q - 2A 60V Field-Plated SBR | PowerDI-123
The Diodes Incorporated SBRFP2M60P1Q is a 2 A, 60 V field-plated Super Barrier Rectifier (SBR®) housed in the compact, thermally efficient PowerDI®123 surface-mount package. The part is AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities, making it directly suited for automotive applications that require specific change control. It maintains stable operation across a junction temperature range of -55 °C to +175 °C, supporting harsh automotive and industrial environments. A Super Barrier Rectifier (SBR®) is a proprietary rectifier technology that combines the low forward-voltage drop of a Schottky diode with the low reverse-leakage behavior of a PN-junction rectifier. Compared with conventional Schottky diodes, SBR devices deliver lower conduction losses, better surge capability, and dramatically reduced reverse leakage at high temperatures. Within the discrete-semiconductor hierarchy, SBR rectifiers sit between standard Schottky diodes and ultrafast recovery rectifiers, occupying a role within the discrete semiconductor -> rectifier family used in power conversion. Key features of the SBRFP2M60P1Q include ultra-low reverse leakage at the blocking mode, a 60 V repetitive peak reverse voltage rating, a 2 A average forward current rating, and a thermally efficient PowerDI-123 package that provides a small PCB footprint with strong heat dissipation. Field-plated construction contributes to the device's high reliability under repetitive avalanche stress. Together, these parameters lower operating temperatures, increase system reliability, and reduce the derating overhead normally applied to standard Schottky rectifiers. Typical applications include polarity-protection (reverse-battery) diodes, DC/DC converters, AC/DC adapters, flyback diodes in switching regulators, and freewheeling/recirculating diodes in motor-control and solenoid driver stages. The automotive-grade qualification opens this door to body-electronics load-dump protection, LED driver freewheeling paths, and battery-management input rectification. When designing with this device, ensure that the steady-state junction temperature stays within the rated envelope by providing sufficient copper land area on the PCB; the PowerDI-123 exposed pad is the primary thermal path. Pay attention to peak repetitive surge currents, since repetitive avalanche can degrade SBR rectifiers, and switch-mode suppliers to surge-protected devices where the device is exposed to continuous high di/dt events. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that complement - and in places extend - the manufacturer datasheet for engineers selecting or second-sourcing the SBRFP2M60P1Q.
SBRFP2M60SAFQ - 2A 60V Field-Plated SBR Diode, SMAF | Diodes Inc
The Diodes Incorporated SBRFP2M60SAFQ is a 60V, 2A field-plated Super Barrier Rectifier (SBR®FP) diode packaged in the low-profile SMAF surface-mount package. It is engineered for applications requiring ultra-low reverse leakage (blocking-mode) current, which directly translates into lower operating temperatures, higher efficiency, and increased system reliability compared to conventional Schottky diodes. The SBRFP2M60SAFQ suffix "Q" indicates AEC-Q101 qualification, PPAP capability, and IATF 16949 manufacturing — making it suitable for automotive-grade designs. A Super Barrier Rectifier (SBR®) is a proprietary Diodes Incorporated power-rectifier technology that combines the low forward voltage drop of a Schottky diode with the low reverse leakage of a PN-junction rectifier. The SBRFP2M60SAFQ further integrates a field-plating process that suppresses reverse leakage at high temperatures, placing it within the discrete-semiconductor power-rectifier hierarchy: diode → rectifier → SBR/SBR-FP → surface-mount power device. Key features include a 60V repetitive peak reverse voltage (VRRM), 2A average rectified forward current (IF(AV)), low forward voltage drop (VF), and ultra-low reverse leakage. The device is supplied on 10,000-piece tape-and-reel in the SMAF package, which is footprint-compatible with industry-standard SMA packages while offering a lower profile. Typical applications include automotive body-electronics load-dump protection, freewheeling and DC-DC converter secondary rectification, battery-charging adapters, and polarity-protection circuits. The AEC-Q101 qualification makes it ideal for under-the-hood and cabin-electronics ECUs, LED drivers, and motor-control boards requiring automotive-grade change control. When designing with the SBRFP2M60SAFQ, observe the published thermal-resistance curve and ensure the PCB copper-pad area matches the recommended footprint for the desired current rating. The Q-suffix variant is the correct choice when automotive PPAP and change-control documentation are required by the OEM.
SBRFP3M60SAFQ - 60V 3A SBR Field Plated Rectifier SMAF | Diodes Inc
The Diodes Incorporated SBRFP3M60SAFQ is a 3 A, 60 V field-plated Super Barrier Rectifier (SBR® FP) housed in the compact, low-profile SMAF surface-mount package. Designed as a direct drop-in replacement for conventional Schottky and PN junction rectifiers, it delivers ultra-low forward voltage drop and ultra-low reverse leakage in blocking mode, lowering operating temperatures and increasing long-term system reliability in 12 V and 24 V automotive and industrial rails. What is a Super Barrier Rectifier? An SBR is a proprietary second-generation Schottky rectifier structure that uses a MOSFET-like barrier instead of a metal-semiconductor junction. This architecture drops forward voltage (V_F) closer to that of a Schottky diode while keeping reverse leakage far below classic Schottky levels, and it survives automotive surge and avalanche stresses better than a planar Schottky. Within the discrete-semiconductor hierarchy, the SBR sits between standard rectifiers and active OR-ing controllers, and is the preferred passive-rail rectifier in automotive ECU, ADAS, and lighting power trees. Key specifications include a 60 V repetitive peak reverse voltage (V_RRM), a 3 A average forward current (I_F(AV)), a typical V_F below 0.50 V at 3 A, and ultra-low reverse leakage measured in microamperes at the rated blocking voltage. The device is qualified to AEC-Q101, supports PPAP, and is manufactured in IATF 16949 certified facilities, with a maximum junction temperature of 175 °C and an MSL1 moisture sensitivity rating for robust PCB assembly. Architecturally, the field-plated termination extends the depletion region across the die surface, suppressing edge leakage that dominates conventional Schottky reverse current. The result is a robust 60 V rating in the SMAF (approximately 3.6 mm × 2.8 mm) package that competes with larger SMA and SMB footprints while preserving a slim profile for dense automotive PCB layouts. Typical applications include automotive load-dump-protected OR-ing between dual batteries, freewheeling diodes in 12 V/24 V motor and solenoid drivers, polarity protection in body-control modules, and high-efficiency rectification in LED headlamp boost converters. Industrial uses span 24 V bus protection, solar charge controllers, and eMobility auxiliary supplies. When designing with this part, ensure the PCB land pattern follows the SMAF (DO-221AC-like) footprint and derate I_F using the package's thermal resistance curve above 75 °C ambient. The 60 V rating gives ample margin across 12 V (load-dump up to ~35 V) and 24 V industrial bus environments, but continuous conduction at 3 A into very low V_F loads still requires copper-pour thermal management. This page synthesizes distributor pricing, AEC-Q101-qualified drop-in alternatives, and practical thermal/layout guidance not consolidated on the manufacturer's product brief.
SC1914 (2SC1914) - 90V 50mA NPN BJT TO-92 | Mitsubishi | Small-Signal Amplifier
The Mitsubishi 2SC1914 (commonly referenced as SC1914) is a silicon NPN small-signal bipolar junction transistor (BJT) in a TO-92 through-hole package, rated for a maximum collector-base voltage of 90V, a maximum collector-emitter voltage of 90V, and a maximum collector power dissipation of 0.2W, with a continuous collector current of 50mA and a transition frequency of 150MHz. The device was originally produced by Mitsubishi Electric Corp as part of the Japanese 2SC NPN series and is now classified as obsolete, primarily sourced for repair, restoration, and legacy-design maintenance of vintage consumer audio and radio equipment. A small-signal BJT is a three-terminal semiconductor device used to amplify or switch low-level analog signals. It belongs to the discrete-semiconductor hierarchy: transistor -> bipolar junction transistor (BJT) -> small-signal NPN -> high-voltage NPN. Small-signal NPNs in the 2SC family typically serve in preamplifier, driver, and signal-conditioning stages, where their high VCEO rating and modest current/power ratings suit low-level analog rather than power switching. The 2SC1914 sits in the high-VCEO, low-Ic corner of the small-signal NPN taxonomy, distinguishing it from more common 2SC1815-class (50V) and 2N3904-class (40V) devices. Key features of the 2SC1914 include its relatively high 90V collector-emitter rating for a small-signal device, low 0.2W total power dissipation suited to preamplifier and driver stages, and a 150MHz transition frequency (fT) that supports both audio and moderate RF applications. A higher-voltage grade, 2SC1914A, offers a 120V V(BR)CEO per distributor parametric data, giving designers a same-family option for higher rail voltages. The device is a single-element, NPN, silicon transistor, per Mitsubishi datasheet archives. The 2SC1914 was widely adopted in vintage Japanese consumer and audio electronics of its era. Typical uses include audio preamplifier and tone-control stages in tube-era and early solid-state amplifiers, high-voltage small-signal driver stages in CRT-era consumer equipment, AM/FM receiver IF and detector biasing, and general low-current switching up to 50mA. Its 90V rating makes it particularly apt for repair work on equipment with higher supply rails than modern 2SC1815-class parts tolerate. When designing for legacy board repair, verify pin order against the original device marking before substitution. Japanese 2SC TO-92 pinouts (E-C-B conventions) differ from some European equivalents such as BC135, so confirming the datasheet pinout avoids reverse-polarity installation. Original manufacturer documentation is a 3-page datasheet archived on public datasheet repositories. This page adds value beyond the raw datasheet by consolidating verified parameters, cross-reference alternatives with honest drop-in versus functional-only classifications, and practical replacement guidance for obsolete Mitsubishi small-signal transistors.
SCM1242MF - 600V 3-Phase IGBT Motor Driver | Sanken Electric
The SCM1242MF is a high-voltage three-phase motor driver IC from Sanken Electric, designed for medium-capacity inverter systems that require universal input standards. It integrates transistors, pre-drive circuits, and bootstrap circuits (diodes and resistors) in a 33-pin PowerDIP package. According to the Sanken product page, the SCM1200MF series is optimized for 3-shunt current detection and is suitable for controlling inverter systems of medium-capacity motors. A motor driver IC, specifically a three-phase integrated power module (IPM), is a power management device that combines power switches (typically IGBTs) and gate drive circuitry into a single package. It sits between a microcontroller's PWM signals and the motor windings, converting low-voltage logic-level control signals into high-voltage three-phase power suitable for driving BLDC, PMSM, or AC induction motors. The IPM classification is part of the broader hierarchical family: IPM -> motor driver IC -> power management IC -> semiconductor. This integration reduces component count, simplifies PCB layout, and improves reliability compared to discrete solutions. Key features include operation from a 600V high-voltage bus, three-phase IGBT output stage, integrated bootstrap circuits for high-side gate drive, and support for 3-shunt current sensing. The 33-pin PowerDIP package enables through-hole mounting for robust thermal and mechanical performance. Its compact yet thermally capable package makes the SCM1242MF suitable for home appliance inverter drives and other cost-sensitive medium-power applications. The SCM1242MF uses a highly integrated architecture where pre-drive circuits and bootstrap diodes/resistors are embedded with the power transistors, minimizing external components and simplifying design. This integration reduces parasitic inductance and improves switching performance. The device is designed for universal input standards, meaning it can operate from worldwide AC line voltages, making it a versatile choice for global products. Typical applications include HVAC fan motor drives, washing machine inverters, refrigerator compressors, and small industrial pump motors. The 3-shunt current detection capability enables precise field-oriented control (FOC) of PMSM and BLDC motors, improving torque control and efficiency. For higher power demands, designers can consider the SCM1243MF, SCM1245MF, or SCM1246MF siblings from the same SCM1200MF family. When designing with this device, pay attention to bootstrap capacitor selection, dead time insertion, and thermal management. Adequate PCB clearances and high-voltage isolation distances are critical for safety and reliability. For detailed design guidance, refer to the Sanken SCM1200MF series application notes.
SCT3060AL - 650V 39A SiC Trench MOSFET | ROHM
The ROHM SCT3060AL is an N-channel silicon carbide (SiC) trench MOSFET rated for 650 V drain-source voltage and 39 A continuous drain current, housed in a TO-247 (THD) through-hole package. As a trench-structure SiC power MOSFET, it combines high voltage resistance, low on-resistance, and fast switching speed in a single discrete device for high-efficiency power conversion. A SiC power MOSFET is a type of wide-bandgap power transistor that uses silicon carbide instead of silicon as the semiconductor material. Because silicon carbide has roughly ten times the critical electric field strength of silicon, SiC MOSFETs can support high blocking voltages with thinner, more heavily doped drift regions, which reduces on-state resistance and switching losses. Within the power semiconductor hierarchy, the SCT3060AL belongs to the class of discrete power transistors (MOSFETs, IGBTs, and related switching devices) used as the primary switching elements in power supplies and motor drives. Key features of the SCT3060AL include its 650 V voltage rating suited to off-line and 400 V DC bus applications, a 39 A current rating for high-power designs, low on-resistance that minimizes conduction loss, fast switching speed that enables high-frequency operation and smaller magnetics, and fast reverse recovery that reduces losses in bridge and synchronous-rectifier topologies. Technically, the trench-gate structure lowers channel resistance compared with planar SiC MOSFET designs, improving the figure of merit for conduction loss. Compared with equivalent 650 V silicon superjunction MOSFETs and IGBTs, the SiC die offers substantially lower switching energy, allowing designers to raise switching frequency, shrink passive components, and improve overall converter efficiency. The intrinsic body diode provides fast reverse recovery without the tail-current behavior of IGBTs. Typical applications include server and telecom power supplies, solar power conditioners and photovoltaic inverters, EV charging infrastructure, high-efficiency industrial motor drives, and switching power supplies where 650 V class SiC switching devices improve efficiency and power density. Design consideration: proper gate-drive voltage is essential to realize the rated low on-resistance, and layout inductance should be minimized to fully exploit the fast switching capability; verify exact RDS(on), threshold, and thermal limits in the ROHM datasheet before finalizing designs. This page synthesizes verified distributor and manufacturer data, drop-in alternative analysis, pricing guidance, and practical design notes not consolidated in the manufacturer datasheet.
SCT4062KRC15 - 1200V 26A 62mΩ SiC MOSFET TO-247-4 | ROHM
The ROHM SCT4062KRC15 is a 4th-generation silicon-carbide (SiC) trench-gate N-channel power MOSFET rated for 1200 V drain-source voltage and 26 A continuous drain current (Tc) in a TO-247-4L through-hole package with Kelvin-source pin. The part delivers a typical R_DS(on) of 62 mΩ at V_GS = 18 V and an industry-leading figure-of-merit for its class, combining low conduction loss with the fast switching edges demanded by modern hard-switched converters. It is a member of ROHM's 4-pin THD family that exposes the driver-source terminal so the gate-drive return loop is decoupled from the main power source bond, eliminating source-inductance-induced V_GS ringing and improving switching loss at high di/dt. A Silicon Carbide (SiC) MOSFET is a wide-bandgap power transistor built on a SiC epitaxial layer rather than conventional silicon. Because SiC has a critical electric field roughly 10× that of silicon, the same blocking voltage can be achieved with a much thinner drift region, slashing R_DS(on) × area. Within the broader taxonomy it sits under MOSFET → power MOSFET → discrete semiconductor → wide-bandgap semiconductor, and is the recommended choice where efficiency, switching frequency, or junction temperature exceed what silicon IGBTs and super-junction MOSFETs can deliver. The SCT4062KRC15 features a 4th-generation trench-structure SiC die with gate-oxide reliability rated for a ±18 V V_GS window, built-in protection against short-circuit events, a low body-diode V_F for synchronous-rectification use, and a 100 °C-rated continuous drain current (subject to thermal design). Compared with ROHM's previous-generation SCT3x series the new die cuts on-resistance by about 40 % and switching loss by about 50 %, while the 15 V (nominal) gate drive simplifies the interface from standard SiC gate-driver ICs. A separate Kelvin-source pin (pin 4) reduces gate-loop inductance, which is essential at switching frequencies above 50 kHz. Typical applications include 800 V-class electric-vehicle traction inverters, on-board EV chargers (OBC), 3-phase photovoltaic string inverters, telecom rectifiers and industrial SMPS, induction-heating converters, and DC solid-state circuit breakers. The 4-pin TO-247 footprint is the de-facto standard for high-power SiC discrete designs, allowing direct substitution in upgrade-in-place programs from 3-pin TO-247 silicon MOSFETs to SiC. The device's AEC-Q101-qualified sibling (SCT4062KRHRC15) is pin-compatible for automotive programs. For drop-in upgrading of legacy 3-pin TO-247-4L SiC designs, simply leave the original source pin in place, connect pin 4 to the gate-driver ground, and verify that the drive voltage matches the SiC V_GS(th) window. The page synthesizes distributor pricing, parametric alternatives, and practical gate-drive design notes not found in the manufacturer datasheet.
SCTW100N65G2AG - 650V 100A SiC Power MOSFET | STMicroelectronics
The STMicroelectronics SCTW100N65G2AG is an automotive-grade silicon carbide (SiC) N-channel Power MOSFET in a HiP247 through-hole package, rated at 650 V drain-source voltage, 100 A continuous drain current (Tc), and 420 W maximum power dissipation. It uses ST's 2nd-generation SiC MOSFET technology with a typical on-resistance of 20 mΩ at TJ = 25 °C, delivering high efficiency and fast switching for automotive and industrial power conversion. A silicon carbide MOSFET is a wide-bandgap power transistor that switches high voltages and currents with substantially lower switching and conduction losses than a silicon MOSFET or IGBT of comparable rating. SiC technology sits in the power semiconductor hierarchy below IGBT and silicon MOSFET for high-voltage (>600 V) applications, offering higher switching frequency capability, lower switching losses, and better thermal conductivity. AEC-Q101 qualified variants like the SCTW100N65G2AG are specifically designed for harsh automotive environments such as traction inverters and on-board chargers. Key differentiating specifications include 20 mΩ typical RDS(on) at 25 °C, very fast and robust intrinsic body diode, extremely low gate charge and input capacitance, and a 650 V repetitive breakdown voltage with 100 A continuous drain current. The HiP247 through-hole package supports 420 W power dissipation with a low junction-to-case thermal resistance optimized for forced-air or liquid-cooled heatsinks typical in EV power electronics. The device's 2nd-generation SiC trench architecture minimizes RDS(on) per unit area and integrates a robust intrinsic body diode, eliminating the need for external anti-parallel diodes in many bridge-leg applications. Compared with silicon IGBTs of similar voltage class, the SiC MOSFET reduces switching losses by 50-70 % at the same frequency, allowing smaller magnetics and higher converter power density in traction and charging systems. Typical applications include on-board chargers (OBC) for electric vehicles, EV traction inverters, DC-DC converters for xEV powertrains, photovoltaic (PV) string inverters, industrial servo drives, and high-frequency telecom power supplies. AEC-Q101 qualification makes it directly suitable for automotive environments per customer-required quality levels and PPAP documentation. When designing around this part, gate-drive voltage must reach +18 V typical for the rated RDS(on), with a 0 V or negative turn-off recommended to ensure noise immunity at high dV/dt. A small gate-source resistor (typically 10 Ω) plus proper PCB layout minimize ringing and overshoot on the gate. This page synthesizes SiC MOSFET comparison data with several ST family variants and competing SiC MOSFETs, parameter-locked PCB layout notes, and converter design considerations not consolidated in the manufacturer datasheet, all sourced from STMicroelectronics and authorized distributor listings as of 2026-10-20.
SD1271P6W - 12V Uni-Directional TVS Diode 2000W DFN1610-2
The Leiditech SD1271P6W is a 1-line uni-directional Transient Voltage Suppressor (TVS) diode rated for 2000 W peak pulse power in a compact DFN1610-2 (1.6 mm x 1.0 mm) surface-mount package. The device provides 12 V reverse working voltage (Vrwm), a 12.6 V minimum breakdown voltage (Vbr), 18 V maximum clamping voltage (Vc), and a typical 500 pF junction capacitance (Cj), making it suitable for transient suppression on DC power lines, USB interfaces, and signal interfaces exposed to ESD and surge events. The DFN1610-2 outline occupies less than 2 mm of board area, enabling TVS protection in space-constrained portable and wearable designs without a separate zener or MOV. According to the Leiditech datasheet, the SD1271P6W is engineered for single-line uni-directional clamping and is typically deployed at connector entries, IC pin protection nodes, and board-to-board interfaces where asymmetric surge response is acceptable. A Transient Voltage Suppressor (TVS) is a solid-state avalanche diode designed to clamp voltage transients — ESD, EFT, lightning-induced surges — to safe levels before they reach sensitive downstream components. TVS diodes sit at the lowest layer of the protection hierarchy (TVS -> ESD protection diode -> discrete semiconductor -> protective component), and uni-directional variants clamp transients of one polarity (positive-only or negative-only) using the standard zener-mode avalanche breakdown, while their capacitance (Cj) introduces an inherent bandwidth-versus-protection trade-off. In the broader power-tree topology, a TVS diode typically follows the connector / input fuse stage and precedes downstream LDO or DC-DC regulators, providing a final clamping barrier against IEC 61000-4-2 / -4-5 transients. Key features of the SD1271P6W include 12 V reverse working voltage (Vrwm) covering standard 5 V, 9 V, and 12 V rails with headroom, a low 12.6 V Vbr for tight regulation on 12 V buses, an 18 V clamping voltage suitable for protecting 12 V CMOS logic, and 500 pF typical capacitance typical of surge-grade (not high-speed) TVS devices. The 2000 W peak pulse power (Ppp) rating ensures robustness against high-energy lightning and inductive-load transients far above the device's continuous dissipation. The chip-level DFN1610-2 package uses bottom-side terminations that mount directly into the PCB copper pour, providing a low thermal-resistance path for pulse-to-pulse cooling. The SD1271P6W uses standard uni-directional TVS silicon technology with a single PN junction, avalanche-mode breakdown at 12.6 V, and dynamic resistance in the tens of ohms during clamping. During normal operation below 12 V the device is high-impedance; when a transient exceeds Vbr it conducts heavily, diverting energy away from the protected IC. The 18 V clamping figure is measured at the test current defined in the datasheet and represents the maximum voltage the protected IC will see during the worst-case surge. The DFN1610-2 footprint is a standard industry package used across multiple vendors, allowing drop-in compatibility across TVS portfolios. Typical applications include 12 V power-line surge protection on industrial sensor cables, USB VBUS rail clamping on chargers and hubs, SLIC / line-driver protection in telecom interfaces, and battery-pack protection on 11.1 V / 12 V Li-ion packs. The 12 V Vrwm and 12.6 V Vbr make this part specifically suited to suppressing transients on 12 V power distribution rails without clipping the normal operating voltage. When designing with the SD1271P6W, place the device as close as possible to the connector entry or protected IC pin and route the ground connection directly to the chassis / system ground plane with minimal inductance to maintain effective clamping. The 500 pF junction capacitance should be reviewed against the signal rise time of any high-speed interface — above 100 Mbps the capacitance may distort the signal and a lower-Cj TVS should be evaluated. This page synthesizes Leiditech datasheet parameters, distributor pricing, drop-in alternatives from the cross-reference data, and practical board-level design guidance not found in a typical distributor catalog page.
SD12C - 12V Bidirectional TVS Diode ESD Protection | Semtech
The Semtech SD12C is a 12 V bidirectional single-line TVS (Transient Voltage Suppressor) diode designed for ESD protection in portable electronics, housed in a compact SOD-323 surface-mount package. It delivers a 24 V clamping voltage at 15 A peak pulse current (8/20 µs waveform per IEC 61000-4-5) and is rated to absorb ESD strikes up to ±15 kV air discharge and ±8 kV contact discharge per the IEC 61000-4-2 standard. The SD12C replaces legacy multilayer varistors (MLVs) with a silicon device offering tighter clamping, lower leakage, and faster response. A TVS diode is a semiconductor protection device that clamps transient overvoltages to a safe level by avalanching when the voltage across it exceeds its breakdown threshold. TVS diodes belong to the broader category of circuit protection devices, sitting alongside varistors (MOVs), fuses, and polymer PTC resettable fuses within the electromagnetic compatibility (EMC) protection hierarchy. They are essential for any external connector, button, or data line exposed to ESD, cable discharge event (CDE), electrical fast transient (EFT), or induced lightning surge energy. Key features of the SD12C include a 12 V working voltage (Vrwm) suitable for protecting Vbus and signal lines up to 12 V, a low clamping factor that limits stress on downstream components, a sub-nanosecond response time, and a typical leakage current below 1 µA at the working voltage. The SOD-323 (SC-76) package occupies only 1.6 mm × 1.35 mm of PCB area, enabling ultra-dense layouts in smartphones, wearables, and USB-C connectors. Technically, the SD12C uses a silicon PN-junction structure engineered for repetitive surge endurance and stable clamping across temperature. The bidirectional configuration eliminates orientation errors during assembly and protects against both positive and negative transients on a single line, which is critical for AC-coupled signal lines such as audio, USB D+/D-, or analog sensor outputs. Typical applications include ESD protection for USB 2.0/3.0 data lines, smartphone audio jacks, HDMI/MHL interfaces, button/switch contacts, battery management system (BMS) communication lines, and portable medical device user interfaces. Designers select the SD12C for its small footprint, low capacitance, and proven reliability in high-volume consumer electronics. When designing with the SD12C, place the device as close as physically possible to the connector or entry pad to minimize the loop area for ESD current. Use a ground via directly beneath the SOD-323 thermal/ground pad to provide the lowest-inductance discharge path. Verify that the protected signal's maximum normal operating voltage remains below the 12 V Vrwm rating to avoid continuous conduction and leakage heating. This page synthesizes distributor pricing, drop-in alternatives, application circuit examples, and practical PCB layout design guidance not aggregated on the manufacturer datasheet, giving design engineers a single, decision-ready reference.
SD12C-01FTG - 12V 450W Bidirectional TVS Diode | Littelfuse
The Littelfuse SD12C-01FTG is a 450W bidirectional discrete TVS diode from the SD-C series, rated at a 12V working voltage and housed in a compact SOD-323 surface-mount package. It delivers 23V clamping at 17A (8/20µs) peak pulse current and is engineered to absorb repetitive ESD strikes at ±30kV contact discharge per IEC 61000-4-2 without performance degradation. According to the manufacturer datasheet, the device safely dissipates 30A (per the related SD05C variant) of 8/20µs induced surge current per IEC 61000-4-5 2nd Edition with very low clamping voltages. What is a bidirectional TVS diode? A Transient Voltage Suppressor (TVS) is a solid-state protection device that clamps voltage spikes to a safe level when the input exceeds its breakdown threshold. Bidirectional means it protects both positive and negative transients symmetrically, eliminating polarity orientation concerns during PCB assembly. In the broader hierarchy, TVS diodes sit within surge protectors, which fall under Discrete Semiconductors > Diodes, providing the last line of defense for downstream ICs. Key features include a 12V reverse standoff (Vrwm), 13.3V minimum breakdown (Vbr) and 450W peak pulse power (Ppp) on a 10/1000µs waveform. The SOD-323 (SC-76) footprint measures approximately 1.7mm x 1.25mm, enabling high-density placement on data line protection channels. The device offers low leakage current (<1µA at Vrwm) and a fast sub-nanosecond response time typical of avalanche-mode TVS technology. The SD12C-01FTG uses avalanche breakdown physics in a silicon PN junction, achieving a sub-nanosecond clamping response that begins before the protected IC can latch up or fail. Compared with varistors, TVS diodes offer tighter clamping tolerances, lower capacitance, and no wear-out mechanism over rated surge events. Typical applications include USB 2.0/3.0 data line protection, HDMI port ESD clamps, mobile handset charging port TVS, industrial CAN bus protection, and 12V automotive sensor interfaces. Its automotive-grade qualification makes it suitable for body electronics and infotainment links. When designing with the SD12C-01FTG, route the protected trace directly through the device with the shortest possible ground return path to maximize surge absorption. Place the TVS within 3mm of the connector to minimize loop inductance, and pair it with a series ferrite or PTC for combined ESD + overcurrent defense. This page synthesizes distributor pricing, drop-in alternatives, and practical layout notes not found in the manufacturer datasheet alone.
SDM160S1FQ-7 - 60V 1A Schottky Rectifier SOD-123F | Diodes Inc
The Diodes Incorporated SDM160S1FQ-7 is a 60 V, 1 A surface-mount Schottky barrier rectifier in a SOD-123F package with low forward voltage drop of 530 mV at 1 A. It is qualified for general-purpose rectification, freewheeling, and reverse-polarity protection in compact portable and industrial designs. A Schottky rectifier is a semiconductor diode that uses a metal-semiconductor junction rather than a P-N junction, producing a lower forward voltage drop (typically 0.3-0.5 V versus 0.7 V for a standard silicon diode) and faster switching. Rectifiers sit in the hierarchy of discrete semiconductors, specifically the diode family, and serve the essential role of converting AC to DC or blocking reverse current in DC rails. Low-VF Schottky parts are the workhorse of modern switch-mode power supplies where every millivolt of forward drop translates directly into conduction loss and thermal rise. Key specifications of the SDM160S1FQ-7 include a 60 V maximum repetitive peak reverse voltage (VRRM), 1 A average rectified forward current (IO), 530 mV typical forward voltage at 1 A, 0.06 mA maximum reverse current at 25 C, and a fast recovery speed rated below 500 ns. The SOD-123F package provides a flat-lead, low-profile footprint with a typical thermal resistance suitable for 1 A continuous conduction on standard FR-4 copper pours. The device is lead-free, RoHS compliant, and halogen-free per the "Green" device designation. Architecturally, the SDM160S1FQ-7 uses a guard-ring die construction for transient protection and an interlocking clip design that supports high surge current capacity. These features reduce leakage under reverse bias and improve robustness during inrush events typical of hot-plug or capacitive-load circuits. The die is optimized for low conduction loss at moderate currents, making it well-suited for output rectification in low-voltage buck converters and for OR-ing redundant supplies. Typical applications include DC-DC converter output rectification, freewheeling diodes across inductive loads such as relays and solenoids, polarity-protection in USB and battery chargers, low-voltage AC adapters, and solar/photovoltaic bypass service. The combination of small package, low VF, and fast switching supports high-density PCB layouts where thermal budget is constrained. When designing with this part, ensure the copper-pad area under the SOD-123F cathode lead is sized to keep junction temperature below 125 C at the worst-case steady-state forward current. For pulsed or repetitive surge service, consult the IFSM rating in the manufacturer datasheet. Polarity is cathode-marked; reverse insertion will short the supply and immediately destroy the device. This page synthesizes distributor pricing, drop-in cross-brand equivalents, and practical design notes not found on the manufacturer datasheet cover page.
SE10F10B5.0A - 5V Bidirectional ESD Diode | SEMIWILL | DFN1006
The SEMIWILL SE10F10B5.0A is an ultra-small bidirectional ESD (electrostatic discharge) protection diode designed to safeguard 5V high-speed interfaces from transient voltage threats. Housed in a compact DFN1006-2L package (1.0 mm x 0.6 mm), it delivers an 8 A peak pulse current capability while maintaining ultra-low capacitance that preserves signal integrity on USB 2.0, HDMI, and other high-speed data lines. An ESD protection diode is a specialized transient voltage suppressor (TVS) that clamps fast-rising voltage spikes to safe levels, preventing damage to sensitive downstream ICs. These devices sit in the broader component hierarchy of circuit protection -> TVS diode -> ESD suppressor -> discrete semiconductor. They are essential in any product interface exposed to human contact or cable-discharge events, providing a shunt path to ground during transient events while remaining invisible to normal signal operation. Bidirectional parts such as this one protect both positive and negative swings without polarity bias. Key features of the SE10F10B5.0A include a 5 V working voltage rating suitable for standard logic and USB rails, ±25 kV air / ±25 kV contact ESD withstand per IEC 61000-4-2, and 40 A (5/50 ns) EFT (electrical fast transient) immunity per IEC 61000-4-4. The ultra-low capacitance minimizes insertion loss on USB 2.0 (480 Mbps) and HDMI 1.4 data channels, while the bidirectional configuration eliminates orientation concerns during PCB assembly. The device leverages a silicon avalanche-breakdown TVS architecture that achieves sub-nanosecond response time to clamp transients well before IC damage thresholds are exceeded. Its DFN1006-2L footprint is the industry standard for single-line protection, enabling drop-in substitution on existing PCB layouts without board rework. Typical applications include USB 2.0/3.0 port protection on smartphones and laptops, HDMI/MIPI/LVDS interface protection on displays, audio headset jacks, SIM card interfaces, and push-button/keypad ESD protection. The device is also well-suited for IoT sensor nodes, wearables, and any portable consumer device requiring compact, low-capacitance transient protection. When designing with this part, place it as close as possible to the external connector with short, direct ground return traces to the chassis or system ground. A typical 0402-style ground stitch via immediately adjacent to the GND pad dramatically improves ESD clamping performance; long return paths create inductive overshoot that can re-couple into protected signals. This page synthesizes distributor stock, IEC compliance ratings, drop-in DFN1006-2L alternatives, and PCB-layout design notes not consolidated in the manufacturer datasheet alone.
SE10P3F10U5.0MB - 5V TVS/ESD Diode Array DFN1006-3L | Semiware
The Semiware SE10P3F10U5.0MB is a single-channel 5V TVS/ESD protection diode array in a DFN1006-3L (1.0mm x 0.6mm) surface-mount package, designed to clamp electrostatic discharges on high-speed signal lines. It offers a working voltage of 5V, low leakage current, and a sub-nanosecond response time, and it is rated to withstand IEC 61000-4-2 ESD strikes of plus or minus 17kV (air) and plus or minus 15kV (contact), plus IEC 61000-4-4 EFT transients of 40A (5/50ns). A TVS (Transient Voltage Suppressor) diode array is a unidirectional or bidirectional protection device that shunts fast overvoltage transients to ground, clamping the line to a safe voltage and protecting downstream CMOS or analog ICs. As a sub-family of surge protectors, TVS arrays sit inside the broader discrete semiconductor taxonomy: TVS/ESD diode -> surge protector -> discrete semiconductor -> semiconductor. They are typically placed at connector entry points and high-speed data lines where external cable-borne transients are most likely to couple in. Key features of the SE10P3F10U5.0MB include the 5V standoff voltage suitable for HDMI, USB 2.0, VGA and similar high-speed interfaces, a sub-nanosecond response time, a low clamping voltage under surge, and a tiny DFN1006-3L footprint that places the protection within 2mm of the connector for minimum loop inductance. The device is built on Semiware's planar TVS process optimized for low capacitance and high surge-current handling. Technical depth: the array uses a steering-diode plus clamp-Zener topology. Each I/O line is clamped by an internal TVS element that conducts during a transient, while steering diodes route positive surges to VCC and negative surges to GND. The 5.0V working voltage aligns with common logic levels and is below the typical 5.5V supply rail, ensuring that normal signal swings do not turn on the protector. Typical applications include HDMI/USB/VGA port ESD protection, smartphone and tablet charging-port protection, and any 5V high-speed signal line exposed to user contact. The ultra-compact DFN1006-3L package is ideal for space-constrained mobile designs where every square millimeter matters. When designing with this device, place the protection array as close as possible to the connector body and use a ground via directly beneath the package thermal/exposed pad. Avoid routing protected traces under the array, and pair it with a bulk TVS at the system entry point for two-stage protection. This page synthesizes distributor availability, drop-in alternatives, and application notes not found in the manufacturer datasheet.
SE16F200U12A - 12V ESD TVS Array, DFN1610-2L | Semiware
The Semiware SE16F200U12A is a 12V working-voltage, multi-channel electrostatic discharge (ESD) suppressor diode array housed in a compact DFN1610-2L surface-mount package. It is engineered to clamp fast transient overvoltages on high-speed data lines, with an ultra-low capacitance profile that preserves signal integrity on USB, HDMI, and other high-speed interfaces. The device combines low leakage current, sub-nanosecond response time, and high reliability in a footprint optimized for portable and densely routed PCB designs. An ESD TVS (Transient Voltage Suppressor) diode is a specialized protection device that shunts electrostatic discharge events away from sensitive downstream circuitry. When a transient voltage spike exceeds the device's breakdown threshold, the TVS diode clamps the line to a safe voltage within nanoseconds, dissipating the energy as heat. ESD arrays such as the SE16F200U12A integrate one or more TVS elements into a single package and are commonly deployed on external connector pins, USB data lines, and SIM/socket interfaces. Within the broader product hierarchy, this part sits as: ESD protection diode -> TVS diode array -> circuit protection -> discrete semiconductor. Key features include a 12V reverse working voltage (Vrwm), low leakage current for battery-powered applications, and an industry-standard DFN1610-2L footprint. The compact 1.6 mm x 1.0 mm package is well suited for handheld devices, wearables, and any PCB layout where board area is at a premium. The device supports both unidirectional and bidirectional (depending on variant suffix) clamping topologies. Technically, the SE16F200U12A uses Semiware's proprietary TVS process technology optimized for fast turn-on and low dynamic resistance. The low junction capacitance minimizes insertion loss on high-speed signal paths, which is critical for maintaining eye-diagram margins on USB 3.0, HDMI 1.4/2.0, and other multi-Gbps interfaces. Designers typically place the device as close as possible to the external connector to maximize protection effectiveness. Typical applications include HDMI/USB/VGA port protection in smartphones and laptops, SIM card slot ESD clamping, portable consumer electronics I/O safeguarding, and high-speed signal line transient suppression in IoT and wearable products. Designers favor this part when board space is at a premium and signal integrity must be preserved simultaneously. When designing with this device, place the TVS as close to the connector as the PCB layout allows and keep the ground return path short and direct. Use a low-inductance PCB pad pattern and provide adequate copper area for thermal dissipation during repeated ESD strikes.