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CL31B106KAHNNNE - 10uF 25V X7R 1206 MLCC | Samsung Electro-Mechanics
The Samsung Electro-Mechanics CL31B106KAHNNNE is a 10 microfarad, 25 volt, X7R dielectric, 1206 (3216 metric) surface-mount multilayer ceramic capacitor (MLCC) rated to plus or minus 10 percent tolerance. It is part of Samsung's general-purpose high-CV MLCC line optimized for automotive and industrial-grade reliability, packaged in a 3.20 mm x 1.60 mm land-pattern compatible 1206 case with nickel-barrier and tin (Sn) plated terminations. What is a MLCC? A multilayer ceramic capacitor (MLCC) is a surface-mount passive component constructed by stacking alternating layers of ceramic dielectric and metal electrodes, then co-firing the assembly into a monolithic block. MLCCs are the dominant capacitor technology in modern electronics because they offer small size, low equivalent series resistance (ESR), high ripple current capability, and excellent high-frequency performance. Within the MLCC family, X7R is a Class II dielectric (defined by EIA RS-198) with stable capacitance across -55C to +125C and plus or minus 15 percent capacitance change over the operating temperature range, making X7R the workhorse choice for general-purpose bypass, decoupling, and filtering where X5R stability is sufficient and C0G/NP0 precision is not required. Key specifications include 10 uF nominal capacitance at 1 kHz and 1 Vrms, 25 V rated DC working voltage, plus or minus 10 percent tolerance, X7R temperature characteristic (EIA code), 1206 (3216 metric) EIA case size, 1.6 mm x 3.2 mm x 0.95 mm typical dimensions, nickel-barrier tin-plated terminations suitable for reflow soldering, and compliance with RoHS3 and REACH. The device is rated for an operating temperature range of -55C to +125C and meets MSL 1 (unlimited floor life) per JEDEC J-STD-020, allowing direct reflow without pre-bake. The CL31B106KAHNNNE is built on Samsung's class-leading high-CV MLCC platform, which uses fine-grained barium-titanate-based ceramic powders and controlled-thickness dielectric layers to achieve high volumetric efficiency. Internal electrode design follows a base-metal-electrode (BME) nickel inner-electrode structure co-fired in a reducing atmosphere, then terminated with a copper barrier layer and tin plating for solderability and lead-free reflow compatibility. This construction supports high inrush current handling and low ESR, which translates to effective high-frequency noise suppression on DC power rails. Typical applications include general IC power-rail decoupling on microcontroller and SoC boards, bulk bypass capacitance on 12 V and 24 V automotive subsystems, low-side filter capacitance in switch-mode power supplies, smoothing capacitors for local point-of-load regulators, and timing/filter elements where moderate capacitance stability is sufficient. Because X7R exhibits significant capacitance loss versus DC bias and temperature, designers should derate effective capacitance in high-voltage or high-temperature regions of the design. When designing with the CL31B106KAHNNNE, note that X7R capacitance drops as applied DC bias approaches the rated voltage; consult the manufacturer's DC-bias characteristic curves to verify effective capacitance at the operating rail voltage. For sensitive analog filter or sample-and-hold nodes, prefer C0G/NP0 dielectrics where capacitance must remain stable with bias and temperature. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical decoupling design notes not found in the manufacturer datasheet alone, supporting faster BOM decisions and second-source qualification.
CL31B106KBHNNNE - 10µF 50V X7R 1206 MLCC | Samsung Electro-Mechanics
The Samsung Electro-Mechanics CL31B106KBHNNNE is a 10 µF ±10% 50 V X7R multilayer ceramic capacitor (MLCC) in the industry-standard 1206 (3216 metric) surface-mount case, designed for bulk-decoupling and filtering across automotive, industrial, and consumer power-supply designs. It delivers 10 µF nominal capacitance at 50 V rating in a 3.2 mm × 1.6 mm footprint with Ni/Sn lead-free terminations, satisfying JEDEC J-STD-020 MSL-1 moisture sensitivity for unlimited floor life. An MLCC (Multilayer Ceramic Capacitor) is a passive component built from alternating thin ceramic dielectric layers and stacked metal-electrode layers, terminated with a nickel barrier and a tin outer finish for lead-free solderability. Within the broader passive-component taxonomy, MLCCs sit alongside aluminium electrolytic, tantalum, and film capacitors, offering the lowest equivalent series inductance (ESL), the lowest equivalent series resistance (ESR), and the best high-frequency behaviour of any capacitor class. The hierarchy reads MLCC → ceramic capacitor → capacitor → passive component → electronic component. The X7R dielectric is a Class-II (mid-k) formulation with ±15% capacitance change across the -55 °C to +125 °C operating range, and is the workhorse choice for general-purpose decoupling, filtering, and bulk energy storage where C0G/NP0 stability is not required. Key features include 10 µF nominal capacitance in the compact 1206 case, K-tolerance (±10%) for standard industrial precision, and a 50 V rating that delivers generous headroom for 24 V and 48 V rail-bypass applications. The Ni/Sn termination (Samsung EM's standard 'N' finish) ensures excellent leach resistance and solder-joint strength during lead-free reflow profiles up to 260 °C. The 'BH' packaging code designates 7-inch tape-and-reel as the standard shipping format, while the trailing 'E' denotes the RoHS-compliant environmental designation. Technically, the part exhibits noticeable DC-bias derating typical of X7R Class-II dielectrics: at full-rated 50 V DC the effective capacitance can drop substantially from nominal, so designers must de-rate when targeting high-voltage rails. The 1206 case provides enough dielectric volume to deliver 10 µF at 50 V in a footprint that fits beneath most QFN, SOIC, and TQFP power-rail pin fields, while keeping ESR in the low-milliohm range for switching-regulator output ripple suppression and high-frequency decoupling above 1 MHz. Typical applications include 48 V telecom bus decoupling, bulk bypass for USB-PD controllers, motor-driver snubbers, switch-mode power supply output smoothing, and general-purpose power-rail filtering. The 125 °C upper temperature rating also makes it a candidate for under-hood automotive subsystems and industrial LED-driver output stages when paired with a thermal derating margin. When designing with this part, place the capacitor as close as possible to the IC supply pin, use wide power traces to minimise loop inductance, and parallel multiple capacitors when the application demands both high bulk capacitance and low impedance across a wide frequency range. Always verify DC-bias derating from the manufacturer curve at your application's applied voltage, because X7R 10 µF/50 V parts commonly lose 60-80% of nominal capacitance at full rated voltage. This page synthesizes distributor pricing as of 2026-10-11, cross-brand MLCC equivalents from Murata, TDK, and Yageo sourced from distributor parametric data, and practical DC-bias derating guidance not consolidated in the manufacturer datasheet.
CL31B155KBHVPNE - 1.5µF 50V X7R 1206 MLCC | Samsung Electro-Mechanics
The Samsung Electro-Mechanics CL31B155KBHVPNE is a 1.5 µF ±10% 50V X7R multilayer ceramic capacitor (MLCC) in a 1206 (3216 metric) surface-mount package, qualified for automotive-grade applications per the AEC-Q200 standard. It is part of Samsung's CL automotive series, designed for high-reliability circuits where stable capacitance over temperature, voltage, and time is mandatory. What is an MLCC? A multilayer ceramic capacitor (MLCC) is the most widely used capacitor technology in modern electronics, consisting of alternating layers of ceramic dielectric and metal electrodes stacked into a compact surface-mount body. Within the capacitor taxonomy (MLCC -> ceramic capacitor -> fixed capacitor -> passive component), X7R is a mid-stability Class II dielectric defined by the EIA RS-198 standard: ±15% capacitance variation over -55 °C to +125 °C and ±15% over the rated voltage range. This places X7R between high-stability C0G/NP0 (near-zero TC) and high-capacitance Y5V/Z5U (poor stability), making it the workhorse choice for decoupling, filtering, and bulk energy storage. Key features of the CL31B155KBHVPNE include 1.5 µF nominal capacitance, 50 VDC rated voltage, X7R temperature characteristic, ±10% capacitance tolerance, and a 1206 case size (3.2 mm × 1.6 mm). The automotive AEC-Q200 qualification makes it suitable for under-the-hood, body, and chassis electronics. As a Class II MLCC, expect significant capacitance loss with applied DC bias — derate by 30–60% in 50 V designs. The 1206 footprint provides robust mechanical strength and high current handling versus smaller 0402/0603 cases. Typical applications include automotive ECU decoupling, ADAS sensor filtering, 48 V mild-hybrid DC-Link support, industrial SMPS output filtering, and consumer electronics power rails. For low-impedance bulk decoupling at 50 V rails, X7R 1206 1.5 µF outperforms smaller-case MLCCs by an order of magnitude in voltage coefficient. When designing with this part, derate capacitance for DC bias (typical 1.5 µF at 0 V becomes ~1.0 µF at 50 V), verify the ripple current against the 1206 thermal limit, and follow X7R derating guidelines above 80% of rated voltage for long-term reliability. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes — including DC bias derating curves and AEC-Q200 application context — that are not consolidated in the manufacturer datasheet.
CL31B155KOFNFNE - 1.5uF 16V X7R MLCC 1206 | Samsung Electro-Mechanics
The Samsung Electro-Mechanics CL31B155KOFNFNE is a 1.5 uF ±10% 16V X7R multilayer ceramic capacitor (MLCC) in a 1206 (3216 metric) surface-mount package. It uses the Samsung CL series base metal electrode construction with X7R (EIA) dielectric, providing a stable ±15% capacitance change over the -55C to +125C operating range. The device is qualified to AEC-Q200, making it suitable for automotive-grade decoupling and bypass applications. A multilayer ceramic capacitor (MLCC) is a passive surface-mount component composed of alternating layers of ceramic dielectric and metal electrodes, terminated at both ends with nickel-barrier/tin plating. MLCCs are the most common capacitor type in modern electronics, used for decoupling, bypass, filtering, and energy storage. The X7R dielectric class delivers medium-to-high capacitance density with reasonable temperature and voltage stability, balancing cost and performance versus X5R (lower temperature range) and C0G/NP0 (lower capacitance but near-zero drift). Key specifications of the CL31B155KOFNFNE include a 1.5 uF nominal capacitance with ±10% tolerance, a 16 V DC rated voltage, X7R temperature characteristic (X = -55C minimum, 7 = +125C maximum, R = ±15% capacitance change), and the standard 1206 (3.20 x 1.60 mm) case size. The 1206 footprint offers a good trade-off between PCB real estate and ESR/ESL performance for general-purpose decoupling. In the Samsung CL31B part-numbering scheme, "CL" denotes the general-purpose MLCC family, "31" identifies the 1206 inch code, "B" marks X7R dielectric, "155" encodes the 1.5 uF value (15 x 10^5 pF), "K" indicates ±10% tolerance, "O" specifies 16V rating, and "F" denotes the standard thickness/series code. The "N" packaging code in the suffix specifies tape-and-reel packaging with 7-inch reel format. Typical applications include 16V rail decoupling in microcontrollers, ASIC/FPGA power pins, USB power delivery bypass, automotive ECU power conditioning, and DC-DC converter output filters. The 1206 case provides mechanical robustness for high-vibration automotive environments while staying within standard SMT pick-and-place tolerances. When designing with this part, derate the working voltage by 50% for long-term reliability, place the capacitor within 1-2 mm of the IC power pin to minimize loop inductance, and consider paralleling with a smaller 0.1 uF capacitor for high-frequency noise suppression. X7R capacitance drops with DC bias, so verify the in-circuit effective capacitance under actual operating voltage. This page synthesizes distributor pricing, drop-in same-family and cross-brand alternatives, AEC-Q200 compliance details, and PCB layout notes that complement, rather than duplicate, the official Samsung datasheet.
CL31B333KHHNFNE - 33nF 630V X7R 1206 MLCC | Samsung Electro-Mechanics
The Samsung Electro-Mechanics CL31B333KHHNFNE is a 0.033 µF (±10%) 630V-rated multilayer ceramic capacitor (MLCC) using X7R dielectric in a 1206 (3216 metric) surface-mount package. It is part of Samsung's high-voltage CL31B series designed for industrial, automotive, and power-conversion applications where stable capacitance under DC bias and elevated temperature is required. What is a multilayer ceramic capacitor (MLCC)? An MLCC is a passive surface-mount component made of alternating layers of ceramic dielectric and metal electrodes, sintered into a single monolithic body. MLCCs sit in the broader taxonomy: passive component -> capacitor -> ceramic capacitor -> MLCC -> Class II (X7R) ceramic capacitor. X7R is an EIA dielectric designation indicating ±15% capacitance variation over the -55C to +125C operating range. Compared to Class I dielectrics (C0G/NP0), X7R offers much higher volumetric efficiency (more µF per mm³) at the cost of less capacitance stability versus temperature, voltage, and frequency. Key features include a 630V DC rated working voltage (suitable for 250-400V AC rectified rails), X7R temperature characteristic (EIA standard), ±10% capacitance tolerance, and Ni/Sn (nickel-tin) termination compatible with lead-free reflow soldering. The 1206 case size provides a good trade-off between physical size and voltage-withstand margin compared to smaller 0805 or 0402 footprints. Technical depth: The CL31B333KHHNFNE uses a high-K barium-titanate-based ceramic dielectric engineered for high-voltage applications. The high capacitance per volume is achieved through many thin dielectric layers stacked in parallel. Compared to Class I C0G capacitors, X7R parts exhibit significant capacitance loss under DC bias (typically 20-40% drop near rated voltage) and aging loss over time, so designers should derate when targeting critical timing or filter applications. Typical applications include snubber and DC-link capacitors in switch-mode power supplies, EMI suppression across hot-side AC mains, gate-driver bootstrap circuits in motor drives and IGBT half-bridges, and high-voltage coupling/decoupling in industrial control and renewable energy inverters. When designing with this device, always observe the 630V working voltage as the maximum continuous DC rating, and add 30-50% safety margin for transient surge handling. Verify that the application's expected inrush and dv/dt transients do not exceed the part's pulse-withstand capability.
CMF556M8100FKEA - 6.81MΩ ±1% 0.5W Metal Film Resistor | Vishay Dale
The Vishay Dale CMF556M8100FKEA is a 6.81 megohm precision metal film through-hole resistor rated at 0.5W (1/2W) continuous power dissipation in an axial-lead flame-retardant coated package with ±1% resistance tolerance and ±100 ppm/°C temperature coefficient. Housed in the CMF-55 series axial form factor (T-1 / EA e3 tape packaging), the part operates across an extended temperature range of -55°C to +175°C, satisfying the thermal envelope demanded by industrial instrumentation, test equipment, and high-impedance analog front-ends. Background: A metal film resistor is a passive component whose resistive element is a thin vacuum-deposited metal alloy film on a ceramic substrate, laser- or helix-trimmed to a precise value. Compared to carbon-film or wirewound predecessors, metal film resistors deliver superior tolerance (often ±1% or better), low temperature coefficient, and excellent long-term stability, making them the default choice for precision analog, measurement, and signal-conditioning circuits. Key features: 6.81 MΩ resistance, ±1% tolerance (F tolerance letter), ±100 ppm/°C TCR, 0.5W rated power at 70°C derated linearly to 0W at +175°C, 250V maximum working voltage, axial leaded package, flame-retardant epoxy coating, moisture-resistant construction, and the CMF-55 industrial-series safety designation. The "E" in the part number indicates lead-free (e3) construction with Pb-free terminations compatible with modern lead-free soldering processes. Typical applications for a 6.81 MΩ high-value resistor include precision voltage dividers in high-impedance instrumentation amplifiers, electrostatic-discharge (ESD) input bleed networks on measurement ports, high-voltage sensing probes, medical electrophysiology signal-acquisition front-ends, and as the feedback or reference-setting element in low-current bias networks. The combination of tight tolerance and stable TCR enables repeatable performance in calibrated measurement chains. Design consideration: For voltages approaching the 250V working limit, derate the applied voltage by √(P×R) and verify creepage/clearance distances on the PCB. At 6.81 MΩ, even small leakage on the PCB surface can introduce measurement error—use guard rings, PTFE standoffs, or conformal coating for sensitive high-impedance nodes. This page synthesizes distributor pricing, drop-in same-package alternatives, and PCB-layout notes not found in the bare manufacturer datasheet, helping procurement and design engineers select and source the CMF556M8100FKEA with full visibility into pricing, availability, and engineering trade-offs.
CRCW020120K0FKED - 20kΩ 1% 0.05W 0201 Thick Film Resistor | Vishay
The Vishay Dale CRCW020120K0FKED is a 20 kΩ thick-film chip resistor in the industry's smallest standard 0201 (0603 Metric) footprint, rated at 0.05 W (1/20 W) with ±1% tolerance and ±100 ppm/°C temperature coefficient. Designed for ultra-compact, high-density PCB designs, it delivers stable performance across -55°C to +155°C operating conditions and supports a maximum working voltage of 30 V. A thick-film chip resistor is a surface-mount passive component in which a resistive paste (typically a ruthenium-oxide or silver-palladium glaze) is screen-printed onto an alumina ceramic substrate, then fired at high temperature and laser- or laser-trimmed to the target value. The 0201 case size (0.6 mm × 0.3 mm) belongs to the chip-resistor hierarchy EIA 0201 < 0402 < 0603 < 0805 < 1206, the most miniaturized SMD resistor family. Thick-film resistors sit between carbon-film and thin-film technologies: cheaper than thin-film yet more stable and lower-noise than carbon-comp, making them the workhorse of consumer, industrial, and automotive electronics. Key specifications of the CRCW020120K0FKED include ±1% resistance tolerance, ±100 ppm/°C TCR, 0.05 W power rating at 70°C, a maximum working voltage of 30 V, and 0201 footprint with wraparound terminations suitable for reflow soldering. The standard reel quantity is 10,000 pieces per 7-inch reel on 4 mm pitch paper carrier tape, making it ideal for high-speed SMT placement. Typical applications for the CRCW020120K0FKED include pull-up and pull-down resistors in mobile and wearable devices, LED current-limiting networks, precision voltage dividers in sensor signal conditioning, and general-purpose I/O termination. The 100 ppm/°C TCR keeps drift small enough for analog signal-chain bias networks in compact designs. When designing with this part, observe derating: at 70°C ambient the resistor handles full 0.05 W, but power capability decreases linearly to zero at 155°C. Keep solder-pad lands to Vishay's recommended footprint for reliable solder-joint formation and to minimize thermal stress during reflow. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet. According to Vishay datasheets, the CRCW0201 e3-series parts are RoHS-compliant with Pb-free reflow profiles to J-STD-020.
CRCW0402100KFKED - 100kOhm 1% 0402 Thick Film Chip Resistor | Vishay Dale
The Vishay Dale CRCW0402100KFKED is a 100 kOhm ±1% tolerance thick film chip resistor in the industry-standard 0402 (1005 metric) surface-mount package with 0.063 W (1/16 W) power rating and AEC-Q200 automotive qualification. It uses Vishay's well-established thick film ruthenium-oxide resistive element on an alumina (Al2O3) ceramic substrate with solder-plated nickel-barrier terminations, delivering stable resistance across the -55 °C to +155 °C operating range. The CRCW0402100KFKED is part of Vishay's CRCW e3 series, which is Pb-free, RoHS-compliant, and qualified to AEC-Q200 stress tests for automotive electronics. A chip resistor (also called a surface-mount resistor or SMD resistor) is a passive two-terminal component that provides a fixed value of electrical resistance in a circuit. Chip resistors are the most common component type on a printed circuit board, typically outnumbering all other parts by 10:1 or more. Within the resistor taxonomy, the CRCW0402100KFKED belongs to the thick-film chip resistor family, where a glass-frit-bonded resistive paste is screen-printed onto a ceramic substrate and laser- or laser-trimmed to the target value. Thick-film technology offers an excellent balance of cost, stability, and power handling for general-purpose applications. Key specifications of the CRCW0402100KFKED include 100 kOhm resistance with ±1% tolerance (F-code), a 50 V maximum working voltage, a 0.063 W rated power dissipation at 70 °C (derated linearly to zero at 155 °C), and a temperature coefficient of resistance (TCR) of ±100 ppm/°C. The 0402 footprint measures 1.0 mm × 0.5 mm (imperial 0402), making it one of the smallest standard EIA sizes and ideal for high-density consumer, industrial, and automotive boards. Solderability is qualified to JEDEC J-STD-020 reflow profiles at 260 °C peak. Architecturally, the device uses a single rectangular resistive element with wrap-around terminations that provide reliable solder fillets on standard land patterns. The protective overcoat (glaze) isolates the resistive film from environmental contamination, contributing to the part's moisture sensitivity classification of MSL-1. Compared to thin-film alternatives (e.g., RN73 series), thick-film resistors like CRCW0402100KFKED trade slightly higher TCR (±100 ppm/°C vs. ±10 to ±25 ppm/°C) for substantially lower cost and broader availability at standard E96 values. Typical applications for the CRCW0402100KFKED include pull-up and pull-down resistors in digital logic, bias networks for transistor and op-amp circuits, voltage dividers in sensor signal conditioning, RC filter elements in audio and communication circuits, current-setting resistors for LED drivers and DC-DC converters, and termination resistors on high-speed signal lines. Its AEC-Q200 qualification makes it well-suited for body electronics, infotainment, instrument clusters, and under-hood control modules where automotive stress compliance is required. When designing with the CRCW0402100KFKED, derate the 0.063 W power rating above 70 °C ambient using the linear derating curve (zero power at 155 °C). For high-impedance nodes in noise-sensitive analog circuits, verify the parallel leakage paths on the PCB to preserve the 100 kOhm effective resistance. Standard EIA 0402 land patterns (per IPC-7351) apply; however, confirm pad geometry to avoid tombstoning during reflow. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design considerations not aggregated on any single manufacturer or distributor page, providing engineers with a single source of decision-grade data for sourcing CRCW0402100KFKED.
CRCW060310K0FKEA - 10kOhm 1% 0.1W 0603 Chip Resistor | Vishay
The Vishay CRCW060310K0FKEA is an automotive-grade AEC-Q200 thick film surface-mount chip resistor with 10 kOhm resistance, ±1% tolerance, 0.1 W (1/10 W) power rating, and ±100 ppm/C temperature coefficient, housed in the industry-standard 0603 (1608 metric) package of 1.6 mm x 0.8 mm. A thick film chip resistor is a passive component in which a resistive ruthenium-oxide-based film is screen-printed on a ceramic alumina substrate and trimmed to value by laser cutting. Within the component hierarchy, it belongs to the resistor family under passive components, sitting alongside capacitors and inductors as one of the three fundamental elements of any electronic circuit. Chip resistors perform current limiting, voltage division, pull-up/pull-down biasing, gain setting, and impedance matching in essentially every PCB assembly. Key features of the CRCW-0603 series include AEC-Q200 automotive qualification for demanding environments, an operating temperature range of -55C to +155C with derating from 70C, ±1% resistance tolerance, and a ±100 ppm/C TCR that keeps value drift predictable across temperature. The nickel-plated terminations with tin overplate ensure excellent solderability for reflow and wave processes. Technically, the thick film element provides good long-term stability (typically low load-life drift per the Vishay datasheet) and the small 0603 footprint supports high-density automated placement. The part is supplied in 8 mm tape-on-reel packaging for pick-and-place machines. Typical applications include automotive ECUs, industrial controls, consumer electronics, voltage dividers in battery-management circuits, and pull-up resistors on I2C and microcontroller I/O lines where 10 kOhm is the de facto standard value. Design consideration: derate power linearly above 70C ambient up to the 155C maximum, and keep dissipation well below 0.1 W to protect long-term drift performance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
CRCW080510K0FKEA - 10kOhm 1% 1/8W 0805 Thick Film Resistor | Vishay Dale
The Vishay Dale CRCW080510K0FKEA is a 10 kOhm ±1% thick film chip resistor rated 0.125 W (1/8 W) in the surface-mount 0805 (2012 Metric) package, qualified to the automotive AEC-Q200 standard with a temperature coefficient of ±100 ppm/°C. A thick film chip resistor is a passive component that uses a resistive paste printed and fired on a ceramic substrate to establish a precise resistance between two metal terminations. It belongs to the resistor family hierarchy: thick film chip resistor -> film resistor -> fixed resistor -> passive component. Chip resistors are the most numerous components on any PCB, used for current limiting, voltage dividers, pull-up/pull-down networks, feedback setting, and termination. Key features of the CRCW080510K0FKEA include excellent pulse load capability, an enhanced power rating achieved through a double-side printed resistor element, and a protective overglaze layer. The ±1% tolerance and ±100 ppm/°C TCR provide stable, accurate resistance over temperature, while the AEC-Q200 qualification makes the part suitable for automotive and other high-reliability builds. Technically, the CRCW-e series uses ruthenium-based thick film technology on a high-purity alumina substrate with nickel-plated terminations and a pure tin (lead-free) outer coating. Vishay states that these resistors do not feature a limited lifetime when operated within permissible limits, though resistance drift over operating time may eventually establish a functional lifetime for a specific application. Typical applications include automotive ECUs and sensor modules, industrial controls, voltage dividers in power supplies, pull-up/pull-down networks for microcontroller GPIO, and general-purpose precision analog circuits where 1% resistance accuracy is sufficient. One key design consideration: at 10 kOhm and 0.125 W rating, the maximum continuous voltage is limited by power (about 35 V from P = V²/R), and derating above 70 °C ambient is required per the standard 0805 derating curve. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
CRCW20102K70FKEFHP - 2.7kΩ 1% 1W Pulse Withstanding 2010 | Vishay Dale
The Vishay Dale CRCW20102K70FKEFHP is an automotive-grade, pulse-withstanding thick film surface-mount chip resistor with a nominal resistance of 2.7 kΩ, ±1% tolerance, and 1 W power rating in the 2010 (5025 metric) footprint. A thick film chip resistor is a passive component in which a resistive paste (typically ruthenium oxide in a glass binder) is screen-printed onto a high-purity alumina (Al<sub>2</sub>O<sub>3</sub>) ceramic substrate, then fired at high temperature. End-cap terminations plated with nickel and tin enable standard reflow soldering. Thick film resistors sit in the broader passive-component taxonomy of resistor → fixed resistor → chip resistor → thick film → surface-mount device (SMD), and they remain the workhorse of consumer, industrial, and automotive electronics because they balance cost, stability, and pulse capability. Key features of this part include an absolute resistance of 2.7 kΩ, F (±1%) tolerance, a 1 W continuous power rating at 70 °C, a 100 ppm/K temperature coefficient (TCR), and a maximum working voltage of 400 V. It is qualified to the AEC-Q200 automotive reliability standard and is designed as a pulse-withstanding variant (the "HP" suffix), making it tolerant to single-pulse and repetitive surge loads such as inrush, ESD, and snubber discharge events. The CRCW-HP series uses a special thick-film paste formulation and an enlarged termination geometry to absorb short-duration energy without film cracking or resistance drift. The 2010 case size provides a thermal mass and copper pad area that keep the resistor within rated temperature rise even when dissipating 1 W on a standard FR-4 test board. Typical applications include automotive ECU power conditioning, motor driver snubbers and gate-pull circuits, inrush current limiting on 12 V/24 V/48 V buses, industrial PLC analog I/O filtering, and general-purpose DC-DC converter feedback networks where high pulse energy absorption is required. When designing with this device, derate heats of each pulse against the datasheet single-pulse curve and confirm that the PCB land pattern uses 2 oz copper with thermal relief to the plane — undersized pads cause the hot-spot to exceed 200 °C and shorten life. This page synthesizes distributor pricing, drop-in alternatives, and pulse-handling design notes not found in the standalone Vishay datasheet.
DSC1123CI2-100.0000T - 100MHz LVDS MEMS Oscillator | Microchip
The Microchip Technology DSC1123CI2-100.0000T is a 100 MHz LVDS MEMS-based XO (crystal oscillator) with ±25 ppm stability, housed in a 6-pin 3.2 x 2.5 mm VDFN surface-mount package. It operates from a wide 2.25 V to 3.63 V supply (supporting both 2.5 V and 3.3 V rails) and includes an enable/disable pin for power-gating in multi-clock systems. An XO (crystal oscillator) is a self-contained timing device delivering a fixed-frequency reference clock without the need for an external crystal or tuning network. MEMS (micro-electromechanical systems) XOs replace traditional quartz resonators with a silicon mechanical structure, providing superior shock and vibration immunity, faster startup, and tighter stability over industrial temperature ranges. They sit within the broader hierarchy of clocking components: XO -> oscillator -> frequency control -> clock generation -> timing IC -> power management and signal chain. Key features of the DSC1123CI2-100.0000T include LVDS differential output (350 mV swing into 100 ohm, low EMI), ±25 ppm frequency stability across -40 °C to +85 °C, sub-1 ps RMS phase jitter (typical), and an LVDS-compatible tri-state enable/disable function on Pin 1. The 6-VDFN (3.2 x 2.5 x 0.85 mm) package provides an industry-standard footprint compatible with other 6-pin 3.2 x 2.5 mm MEMS oscillators. The DSC1123 uses a proven silicon MEMS resonator plus an analog PLL multiplier stage. This architecture eliminates quartz-related fragility and provides consistent start-up behavior at any temperature, while the LVDS output stage delivers clean 100 MHz differential signaling to high-performance serializer/deserializer (SerDes) ICs, network PHYs, and FPGA transceiver reference inputs. Typical applications include Ethernet switch clocking, FPGA reference clocks, PCIe Gen2/Gen3 reference inputs, telecom line cards, and industrial controllers. Its 2.5 V/3.3 V dual-rail compatibility simplifies designs migrating between legacy 2.5 V and modern 3.3 V logic. When designing with this part, place a 100 ohm differential termination across the LVDS output pins as close to the receiver as possible, and add 0.1 µF + 10 µF decoupling near the VDD pin. Avoid routing the enable line near switching power nodes to prevent false triggering. This page synthesizes distributor pricing, drop-in cross-brand equivalents, and practical PCB layout guidance not found in the manufacturer datasheet, giving design and sourcing teams a single authoritative reference.
ECS-2033-080-AU - 8MHz CMOS XO 3.3V Oscillator | ECS Inc.
The ECS Inc. ECS-2033-080-AU is a 8 MHz HCMOS surface-mount crystal oscillator (XO) operating from a 3.3 V supply with ±100 ppm frequency stability, housed in a subminiature 4-pad 2.5 mm × 2.0 mm × 0.8 mm SMD package. It is a standard-frequency timing source with an enable/disable function, 15 pF CMOS drive, and a 55% duty cycle, suitable for a broad range of digital clocking applications. An XO (crystal oscillator) is a self-contained timing device that integrates a quartz resonator and an oscillator IC into a single package, delivering a fixed-frequency square wave without requiring external components. Compared with bare quartz crystals, XOs provide tighter frequency tolerance and faster startup, and they sit within the broader timing-device hierarchy as: oscillator -> frequency control -> timing device -> passive/electromechanical component. The ECS-2033 series is the 3.3 V member of ECS Inc.'s subminiature SMD oscillator family, with a 2.5 V counterpart (ECS-2025) covering low-voltage designs. Key features include ±100 ppm frequency stability over the operating temperature range, an industrial operating range (one distributor listing shows the part spans from −10 °C to +70 °C with extended options available), low current consumption suitable for portable designs, and a tri-state enable/disable pad that allows the oscillator to be placed in a high-impedance state for power management in multi-clock systems. The 4-pad SMD footprint is JEDEC-standard for this subminiature class and supports reflow soldering. The oscillator uses a fundamental-mode AT-cut quartz resonator coupled to a CMOS inverter/amplifier stage, with on-chip regulation that supplies a clean 3.3 V rail to the resonator circuit. Output drive is a CMOS push-pull stage capable of driving 15 pF loads with sub-nanosecond rise/fall times, while internal damping limits jitter to within HCMOS timing budgets typical for microcontroller clock inputs. Typical applications include microcontroller and DSP clock inputs, USB-to-UART bridge reference clocks, FPGA general-purpose clock inputs, consumer electronics timing, IoT sensor hubs, and industrial controller boards. The 8 MHz frequency is a common derivative of the 48 MHz USB clock family (8 MHz × 6) and pairs naturally with low-power microcontrollers such as the ATmega328P-AUR and ATSAMD21G18A-MU families. When designing with this device, observe the enable/disable pad polarity and ensure the output load capacitance does not exceed the 15 pF specification, as additional capacitive loading degrades rise time and may push the duty cycle outside the 45–55% window. A 0.1 µF decoupling capacitor placed within 2 mm of the Vdd pad is recommended. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
ECU-S1J222JCB - 2200pF 63V 5% Ceramic Capacitor | Panasonic
The Panasonic ECU-S1J222JCB is a 2200 pF (2.2 nF) monolithic ceramic chip capacitor rated at 63 V DC with a ±5% capacitance tolerance, packaged in an SMD/ECU-series surface-mount form factor. It uses an X5J temperature coefficient dielectric, providing stable performance across operating conditions typical of general-purpose decoupling, bypass, and filtering roles. A ceramic capacitor is a passive two-terminal electronic component built from alternating layers of ceramic dielectric and metal electrodes. Within the broader passive-component taxonomy, ceramic capacitors sit alongside electrolytic and film capacitors, and they are further sub-categorized into Class 1 (C0G/NP0, high stability) and Class 2/3 (X7R, X5R, Y5V, X5J - higher volumetric efficiency). The ECU-S1J222JCB belongs to the Class 2 family, where X5J is one of several EIA temperature-characteristic codes that defines the capacitance change over the operating temperature range. Key features include the 63 V rated DC working voltage that exceeds the requirement of most 5 V and 12 V digital rails by a comfortable safety factor, the ±5% tolerance that delivers more accurate capacitance than the typical ±10% or ±20% Class 2 parts, and the monolithic construction that reduces equivalent series resistance (ESR) and equivalent series inductance (ESL) versus older leaded ceramic disc parts. The SMD package supports automated pick-and-place assembly. From a technical depth perspective, the X5J dielectric balances volumetric efficiency with moderate temperature stability, making this part well suited for bypass and decoupling where ±10% capacitance drift over temperature is acceptable. The 63 V rating also provides ample margin against transient spikes in 12 V or 24 V automotive/industrial buses, so the part can be used in primary-side filter positions where lower-rated ceramic caps would fail. Typical applications include general-purpose bypass on MCU power pins, RC timing networks where the 5% tolerance matters, analog filter sections in audio and sensor front-ends, snubber networks across switching nodes, and bulk filter caps on low-current rails of industrial controllers. The small SMD footprint also supports high-density PCB layouts typical of modern IoT and consumer designs. When designing with this part, confirm the actual SMD land pattern from the Panasonic ECU-S1 series drawing before laying out the PCB footprint, since several ECU-series codes share similar sizes. Also confirm whether your circuit requires X7R or C0G-grade stability before substituting an X5J part, because the X5J capacitance drift may be too large for precision timer or oscillator circuits. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single source for evaluating the ECU-S1J222JCB in new designs and field replacements.
EECF5R5U155 - 1.5F 5.5V Radial EDLC Supercapacitor | Panasonic
The Panasonic EECF5R5U155 is a 1.5 F electric double-layer capacitor (EDLC), commonly marketed as a supercapacitor or "Gold Capacitor," rated at 5.5 V in a radial through-hole coin-can package. Designed for memory-backup and micro-energy-storage roles, it provides far higher energy density than electrolytic or tantalum capacitors at the cost of higher ESR and lower voltage tolerance. Key parameters include 1.5 F nominal capacitance, 5.5 V rated working voltage, ±80/-20% capacitance tolerance, 30 ohm typical ESR at 1 kHz, and a 1000-hour load life at 70°C. The radial lead configuration simplifies hand-soldering and through-hole PCB insertion, and the device operates across a wide temperature range typical of consumer and industrial backup applications. Background: An EDLC (Electric Double Layer Capacitor), also called a supercapacitor or ultracapacitor, is an electrochemical energy-storage device that stores charge at the interface between a high-surface-area activated-carbon electrode and a liquid or organic electrolyte. Within the energy-storage taxonomy, EDLCs sit between conventional capacitors (very fast, very low capacity) and lithium-ion batteries (slow, very high capacity), trading energy-per-mass for charge/discharge speed and cycle life. They belong to the broader passive-components category of capacitors, and within Panasonic's lineup they are part of the "NF" stacked-coin-type Gold Capacitor family. Key differentiating features include the 5.5 V working rating (which suits one-cell lithium primary or alkaline backup rails), the radial pin/male through-hole termination (which permits hand-soldering or wave-soldering), and the 1000-hour 70°C load life (which exceeds many competing coin-type EDLCs at the same capacity). The ESR of 30 ohm at 1 kHz, while high by aluminum-electrolytic standards, is typical for coin-cell EDLCs of this capacitance class. Typical applications include memory backup for video recorders, audio equipment, cameras, telephones, printers, data terminals, rice cookers, and intelligent remote controllers. Each of these systems needs seconds-to-days of hold-up time to preserve user settings, RTC content, or last-state memory during mains loss — a perfect fit for a 1.5 F / 5.5 V EDLC. When designing with this device, note that EDLCs MUST NEVER be charged without current limiting or a series resistor; inrush into a fully discharged 1.5 F cell can exceed several amps and damage the dielectric interface. Always observe the 5.5 V maximum working voltage, and apply a reverse-blocking diode when paralleling with a primary cell to prevent charging the EDLC above its rated voltage. This page synthesizes distributor pricing, drop-in and cross-family alternatives, and practical backup-circuit design notes not found in the manufacturer datasheet alone.
EEE-FKV121XSP - 120µF 35V SMD Aluminum Electrolytic | Panasonic
The Panasonic EEE-FKV121XSP is a 120 µF, 35 V surface-mount aluminum electrolytic capacitor from the FK-V Series, supplied in a 6.3 mm × 7.7 mm radial-can SMD package with 0.34 ohm equivalent series resistance (ESR) at 100 kHz and a 2,000-hour rated load life at 105 °C. It is AEC-Q200 qualified for automotive applications and rated for reflow-only soldering. The capacitor supports a 20% capacitance tolerance and a 280 mA ripple current rating at 105 °C, making it suitable for moderate-power rail filtering in compact electronic assemblies. An aluminum electrolytic capacitor is a polarized passive component that stores charge through an electrochemical interface between an etched aluminum anode foil, a paper separator impregnated with electrolyte, and a cathode foil. Compared to ceramic or film capacitors, aluminum electrolytics offer very high capacitance density (CV) per unit volume at low cost, which is why they remain the dominant choice for bulk filtering, decoupling, and energy storage in the 10 µF–10,000 µF range above 10 V working voltage. Their trade-offs include higher ESR, polarized operation, and limited high-frequency performance. Key features of the EEE-FKV121XSP include 35 V rated DC working voltage (with appropriate derating to 28–32 V in continuous operation), 120 µF nominal capacitance, 0.34 ohm ESR at 100 kHz, and 2,000 hours endurance at 105 °C. The 6.3 mm × 7.7 mm radial-can SMD form factor makes it compatible with high-density PCB layouts where vertical mount height is constrained. The AEC-Q200 qualification means the part is qualified against automotive stress tests for vibration, thermal shock, and bias humidity, while reflow-only compatibility simplifies reflow soldering onto standard surface-mount pads. Typical applications for the EEE-FKV121XSP include automotive infotainment power rails, ECU 3.3 V/5 V post-DCDC decoupling, industrial 24 V bus hold-up capacitors, and as a switching valve in power modules. The unique features of this part include a low-cost reflow-only land pattern that uses industry-standard reflow connections and supports surface-mount reflow with no need for through-hole lead bending. This page synthesizes distributor pricing from DigiKey and Mouser, drop-in alternative cross-references from Panasonic's FK-series family, and practical design notes for thermal and ripple-current derating not consolidated on the manufacturer datasheet.
EEETG1H100P - 10µF 50V SMD Aluminum Electrolytic | Panasonic
The Panasonic EEETG1H100P is a 10 µF, 50 V surface-mount aluminum electrolytic capacitor from the TG series, packaged in a Radial Can - SMD form factor. It is rated for 1000 hours of load life at +125°C and offers an ESR of 1.6 Ohm measured at 100 kHz, making it suitable for high-frequency filtering in demanding power and automotive environments. The capacitor combines the volumetric efficiency of an SMD aluminum electrolytic with high-temperature endurance required by under-the-hood and industrial power-conversion applications. An aluminum electrolytic capacitor (AEC) is a polarized capacitor that uses an etched aluminum foil anode, an aluminum-oxide dielectric layer formed electrochemically on the anode, and a wet or polymer electrolyte as the cathode. Aluminum electrolytic capacitors belong to the broader family of electrolytic capacitors, which sit within the passive components category. Compared to ceramic and tantalum capacitors, AECs provide much higher capacitance per unit volume and at lower cost, but with higher ESR, higher leakage current, and limited high-frequency performance. Key features of the EEETG1H100P include a 50 V rated working voltage, a 10 µF nominal capacitance, an impedance of 1.6 Ohm at 100 kHz, and a 125°C endurance rating with a 1000-hour load-life guarantee. The part is supplied on tape-and-reel for automated pick-and-place assembly, supports lead-free reflow soldering, and is RoHS/REACH compliant. The TG series uses a hybrid construction combining aluminum foil and a wet electrolyte, optimized for low-impedance/high-frequency operation at elevated temperatures. The radial-can SMD package uses a 6.3 mm x 5.4 mm footprint (case size code B), which is one of the most widely used SMD aluminum electrolytic footprints in 12 V and 24 V input designs. This combination makes the TG series appropriate where engineers want AEC ripple-current capability in an SMD form factor. Typical applications for the EEETG1H100P include DC-DC converter output filtering, point-of-load decoupling after buck regulators, bulk hold-up capacitors in industrial 24 V systems, automotive 12 V power-rail decoupling, and as a bypass capacitor near microcontroller and FPGA power pins where a polarized bulk cap is acceptable. The 125°C rating particularly suits under-hood automotive ECUs, motor-drive auxiliary rails, and LED driver input filtering where PCB ambient temperatures can exceed 100°C. When designing with this part, observe the 50 V maximum DC working voltage and provide at least 30% voltage derating for long-term reliability in continuous-operation scenarios. The SMD radial-can package requires proper land-pattern design to withstand vibration and thermal cycling; verify that the PCB footprint follows the case-size B reference layout to avoid solder-joint fatigue. This page synthesizes distributor pricing, SMD aluminum electrolytic drop-in alternatives from the Panasonic FK and Nichicon UW series, and practical PCB layout notes that go beyond the manufacturer datasheet to help engineers select a drop-in replacement confidently.
EEETK1E221UP - 220µF 25V SMD Aluminum Electrolytic | Panasonic
The Panasonic EEETK1E221UP is a 220 µF / 25 V surface-mount aluminum electrolytic capacitor in the TK series, packaged in a radial-can SMD form factor measuring 8 mm in diameter by 10.2 mm in length (D8 x L10.2 mm). It is rated for 3000 hours of useful life at 125 °C and exhibits a maximum impedance of 300 mΩ at 100 kHz, providing effective high-frequency ripple filtering in compact switching-mode power supply output stages. An aluminum electrolytic capacitor is a polarized energy-storage device in which a formed aluminum oxide layer acts as the dielectric and an ion-conducting electrolyte serves as the cathode. Compared with ceramic capacitors, aluminum electrolytic parts offer much higher capacitance per unit volume and superior energy storage, at the cost of higher equivalent series resistance (ESR), shorter operational life, and polarity sensitivity. EEETK1E221UP belongs to the broader aluminum electrolytic > surface-mount > TK-series taxonomy, optimized for reflow-solder mounting on dense PCB assemblies. Key specifications include ±20 % capacitance tolerance, 25 V DC rated voltage, 197 mA ripple current rating at 100 kHz and 125 °C, and an operating temperature range that supports automotive and industrial environments. The TK-series construction uses a vertical SMD can with standard 8 mm diameter land pattern, enabling drop-in replacement compatibility across the TK-series 220 µF / 25 V family. Typical applications include bulk decoupling at switching regulator outputs, local energy storage for 12 V intermediate bus converters, point-of-load bypass for industrial PLC controllers, and output filtering on DC-DC converter secondary stages. The 25 V rating provides adequate headroom for 12 V automotive and 24 V industrial nominal rails after accounting for transient overshoot. When designing with this part, place it on a copper land pattern sized for the 8 mm can with sufficient clearance for the pressure-relief vent. Verify that ripple current at the actual operating temperature does not exceed the 197 mA rating after frequency and temperature derating. The TK-series is supplied on tape-and-reel and is suitable for automated reflow soldering. This page synthesizes distributor pricing tiers, drop-in alternatives from the same TK family and Nichicon UCZ-series equivalents, and practical design notes not consolidated on the manufacturer product page. Source data was retrieved from DigiKey, Mouser, LCSC and the official Panasonic product page on 2026-10-07.
EEH-ZA1E101XP - 100µF 25V Polymer Hybrid SMD Capacitor | Panasonic
The Panasonic EEH-ZA1E101XP is a 100 µF / 25 V conductive polymer hybrid aluminum electrolytic capacitor in a 6.3 x 7.7 mm surface-mount can (radial SMD), offering 30 mOhm ESR and a 10000-hour load-life rating at 105°C. The ZA Series (SMD high-temperature reflow) combines an aluminum electrolytic cathode with a conductive polymer cathode, delivering low ESR and high ripple-current handling in an automotive-qualified (AEC-Q200) package. A conductive polymer hybrid aluminum electrolytic capacitor is a hybrid energy-storage device that uses both an aluminum oxide dielectric and a conductive polymer electrolyte layer. It sits in the hierarchy: aluminum electrolytic capacitor -> hybrid aluminum capacitor -> conductive polymer hybrid aluminum electrolytic capacitor. Compared with standard aluminum electrolytic capacitors, polymer hybrids deliver dramatically lower ESR, longer life at high temperatures, and superior ripple-current capability, while retaining high volumetric efficiency. Key features of the EEH-ZA1E101XP include 100 µF nominal capacitance (±20%), 25 V DC rated voltage, 30 mOhm (or 0.03 ohm) ESR at high frequency, and a 2000 mA ripple-current rating at 105°C and 100 kHz. The device is rated for operation from -55°C to +105°C, supports lead-free reflow soldering up to 250°C, and is qualified to AEC-Q200 for automotive use. The 6.3 mm diameter x 7.7 mm height vertical can with SMD terminals is supplied on tape-and-reel. Technically, the polymer-hybrid cathode replaces the liquid electrolyte of conventional aluminum capacitors, eliminating dry-out failure modes and enabling 10000-hour endurance at 105°C. The 30 mOhm ESR - orders of magnitude below the equivalent liquid aluminum part - reduces I²R losses, lowers self-heating, and allows the part to handle switching-frequency ripple without derating. The rated voltage of 25 V (with derating recommended above 80% VDC for long life) is well matched to point-of-load rails in 12 V automotive and 24 V industrial buses. Typical applications include automotive ECU power decoupling, 12 V point-of-load (POL) filtering in ADAS and infotainment systems, server and telecom hold-rail bulk filtering, and industrial DC-DC converter output smoothing. The AEC-Q200 qualification makes it especially attractive for safety-relevant automotive ECUs. When designing with this circuit, observe the manufacturer's recommended voltage derating (typically ≤80% of rated VDC for maximum life) and respect the 30 mOhm ESR, which is roughly half that of pure polymer aluminum parts but still adequate for most decoupling tasks. This page synthesizes distributor pricing, drop-in alternatives, and application guidance beyond what the manufacturer datasheet provides.
EEUFC1H561S - 560µF 50V FC Series Aluminum Electrolytic | Panasonic
The Panasonic EEUFC1H561S is a 560µF / 50V radial-leaded aluminum electrolytic capacitor from the FC series, optimized for high-frequency / low-impedance operation with a 5000-hour endurance rating at 105°C. Housed in a Φ18mm x 15mm radial can with 7.5mm lead spacing, this polarized wet-aluminum part targets switched-mode power supply (SMPS) output filtering, DC-DC converter post-filtering, and audio amplifier power-rail bypass roles where long-life and low impedance are required. An aluminum electrolytic capacitor is a polarized, wet-electrolyte energy storage device that uses an etched aluminum foil anode, a dielectric aluminum-oxide layer, a paper separator soaked in an organic electrolyte, and a conductive cathode coating to deliver high volumetric capacitance at low cost. They sit in the passive-component hierarchy as: capacitor > electrolytic capacitor > aluminum electrolytic capacitor > radial-lead aluminum electrolytic capacitor, and they remain the dominant choice for bulk energy storage and ripple filtering in the 1µF–100,000µF / 6.3V–450V range where MLCCs become physically or economically impractical. The EEUFC1H561S delivers three headline characteristics: 560µF nominal capacitance, 50V rated DC working voltage, and 5000-hour lifetime at 105°C. Its capacitance tolerance is ±20% measured at 120Hz / 20°C, and DC leakage current is bounded by ≤0.01 CV or 3µA (whichever is greater) after a 2-minute charge period. The FC series is engineered for low impedance at high switching frequencies, making it well suited to the rectified output of secondary-side switching supplies where the capacitor must attenuate high-frequency ripple without excessive self-heating. Internally the device uses Panasonic's etched-foil anode technology with a wet organic electrolyte and a controlled cathode coating that achieves a low equivalent series resistance (ESR) suitable for 100kHz+ switching converters. Compared with the older HD series, the FC series offers lower impedance and ripple-tolerant operation in a comparable can size. The radial through-hole lead geometry provides strong mechanical bonding for wave-soldered assemblies and robust thermal conduction through the leads to the PCB copper. Typical applications include 48V-to-12V / 24V-to-12V SMPS output filtering, secondary-side smoothing of AC-DC rectifier outputs, audio amplifier power-supply bypass, motor-driver bulk-cap roles, industrial control-board decoupling, and LED driver output reservoirs. The 50V rating provides comfortable margin above 24V rectified rails and accommodates 24V nominal automotive transient busses. When designing with this part, observe the ±20% capacitance tolerance and the 3µA / 0.01·CV leakage limit when calculating hold-up times, and verify the ripple-current rating against the actual switching frequency of the converter. The 5000-hour endurance at 105°C derates substantially at higher hotspot temperatures, so thermal modeling of the surrounding heat sources (transformers, MOSFETs, rectifiers) is recommended. This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes that go beyond the manufacturer datasheet, providing a single reference for component selection and second-source validation.
EMI8143MUTAG - 6-Line Common Mode Filter w/ ESD | onsemi
The onsemi EMI8143MUTAG is an integrated 6-line common-mode filter (LC EMI filter) with built-in TVS-style ESD protection diodes, designed in a compact UDFN-style surface-mount package intended for HDMI, USB, and other high-speed multi-line interfaces. The device channels three differential signal pairs (6 lines) and combines a common-mode choke for EMI noise suppression with steering diodes that shunt ESD transients to ground, targeting the TMDS lines in HDMI ports and similar high-speed links. The integrated approach reduces board area compared to discrete CMC plus TVS arrays. A common mode filter (CMC, also known as a common mode choke) is a passive component placed in series with a differential signal pair to attenuate common-mode noise while passing differential-mode signals. CMCs are a category within EMI/RFI filters, sitting in the broader power-management and circuit-protection taxonomy of signal-conditioning components. By integrating ESD protection into the same package, parts like the EMI8143 eliminate a separate protection diode array, simplifying layout and reducing parasitic inductance between the filter and the protection element. The EMI8143 targets 100 mA per-line current handling and adds typically 6 ohm DCR, with a typical 15 dB common-mode attenuation specification. The integrated ESD diodes are designed to clamp fast transients on the signal lines and protect downstream HDMI transmitters/receivers. Because HDMI TMDS lines operate at up to 6 Gbps (HDMI 2.0) and the CMC must not distort the differential signal, designers should review the differential-mode insertion loss and Sdd21/Scc21 plots in the manufacturer datasheet to confirm margin at the operating data rate. Typical applications include HDMI ports on the device side (source/sink), DisplayPort interfaces, USB 3.0 high-speed lines, Mobile High-Definition Link (MHL), and other consumer-electronics interfaces where both EMI compliance and ESD robustness are required by HDMI CTS and USB-IF compliance programs. The compact footprint also benefits portable and wearable HDMI dongles, set-top boxes, and TV main boards. When designing with the EMI8143, place the filter as close as possible to the external HDMI connector so that the ESD diodes provide maximum protection to upstream components. Ground the TVS common pin to a low-impedance chassis or digital ground, and follow onsemi's recommended PCB layout to maintain the differential-mode signal integrity through the choke.
ERJ2RKF1582X - 15.8kΩ 0402 1% 0.1W AEC-Q200 Resistor | Panasonic
The Panasonic ERJ2RKF1582X is a 15.8 kOhm ±1% tolerance thick-film chip resistor in the industry-standard 0402 (1005 metric) footprint, rated at 0.1 W (1/10 W) and qualified to AEC-Q200 for automotive electronics. It belongs to Panasonic's ERJ-2RK series of precision thick-film surface-mount resistors designed for high-density PCB layouts where board real-estate is at a premium. With a 0402 footprint of 1.00 mm × 0.50 mm, this device enables compact analog and digital designs that demand tight resistance tolerance and stable performance over temperature. A thick-film chip resistor is a passive surface-mount component whose resistive element is a ruthenium-oxide (RuO2) or metal-glaze film screen-printed onto a ceramic alumina (Al2O3) substrate, then capped with three plated-nickel electrode layers for solderability. The ERJ-2RK family uses Panasonic's metal-glaze thick-film element to deliver ±1% initial tolerance and a Temperature Coefficient of Resistance (TCR) that is suitable for general-purpose analog, signal-conditioning, and pull-up/pull-down functions within the broader passive-component taxonomy of fixed resistors → chip resistors → thick-film resistors → surface-mount devices. Key specifications include a resistance value of 15.8 kOhm with ±1% tolerance, a power rating of 0.1 W at 70 °C, a maximum working voltage of 50 V, and an operating temperature range of -55 °C to +155 °C. The device is RoHS-compliant (Pb-free terminations) and qualified to AEC-Q200, allowing it to be used in automotive under-hood and cabin electronics where reliability under thermal and mechanical stress is mandatory. Its 0402 land pattern is universally accepted by automated pick-and-place assembly lines. Typical applications for the ERJ2RKF1582X include precision voltage dividers in sensor-signal conditioning circuits, op-amp gain-setting resistors, current-sense shunts in low-power monitoring loops, ADC reference ladder networks, and pull-up / pull-down biasing in digital logic. The AEC-Q200 qualification makes it particularly suitable for body-control modules, instrument clusters, ADAS sensor PCBs, and infotainment power management where a 0402 size, 1% tolerance, and 15.8 kΩ value align with common E96 reference designs. The 0.1 W rating is sufficient for signal-level currents where self-heating must remain minimal. When designing with this part, verify that the operating voltage across the resistor never exceeds 50 V, and derate power at temperatures above 70 °C per Panasonic's standard resistor derating curve. For 1% tolerance resistors, attention to PCB solder-pad cleanliness and reflow-profile conformance (peak ≤260 °C per JEDEC J-STD-020) preserves long-term stability. The AEC-Q200 stress-test pedigree (thermal-shock, biased-humidity, and mechanical-shock qualifications) supports deployment in safety-relevant automotive subsystems without additional up-screening. This page consolidates current distributor stock, AEC-Q200 qualification details, drop-in 0402 alternatives, and PCB-layout design notes not provided in the basic manufacturer datasheet.
ERJ3EKF9100V - 910Ω 1% 0.1W 0603 AEC-Q200 Thick Film Resistor | Panasonic
The Panasonic ERJ3EKF9100V is a 910 Ohm ±1% tolerance, 0.1W (1/10W) rated thick film chip resistor in the industry-standard 0603 (1608 metric) footprint. Built on Panasonic's ERJ-3E series automotive-grade platform, it is AEC-Q200 qualified, making it suitable for automotive and harsh-environment applications where long-term reliability is mandatory. A thick film chip resistor is a passive component in which a resistive ceramic-metal (cermet) paste is screen-printed onto an alumina ceramic substrate, then fired at high temperature to form the resistive element. In the resistor taxonomy, it sits below wirewound and foil resistors for precision but above carbon-film for cost-effectiveness. As an SMD component in the 0603 family (1.6 mm × 0.8 mm), the ERJ3EKF9100V belongs to the broader surface-mount chip resistor hierarchy and is used wherever compact, reflow-solderable, low-cost resistance is required. Key specifications include 910Ω resistance at ±1% tolerance, a power rating of 0.1W at 70°C, an operating temperature range of -55°C to +155°C, a maximum working voltage of 75V, and a temperature coefficient of resistance (TCR) of ±100 ppm/°C. The 0603 package provides a stable land pattern that is compatible with all mainstream reflow and wave-solder processes, and its standardized dimensions ensure drop-in compatibility with Panasonic's entire ERJ-3E series. The ERJ3EKF9100V is qualified to the Automotive Electronics Council AEC-Q200 stress-test standard, which subjects parts to thermal shock, moisture resistance, solderability, and mechanical shock tests. This makes it suitable not only for consumer electronics but also for under-hood automotive modules, ADAS sensor PCBs, and industrial control boards. Typical applications include automotive ECU signal conditioning, CAN bus termination, sensor pull-up/pull-down biasing, precision voltage divider references, and general PCB I/O clamping. Its 1% tolerance is sufficient for most analog signal-conditioning circuits while remaining affordable for high-volume consumer products. When designing with this part, ensure the operating voltage does not exceed 75V and that the derated power curve at temperatures above 70°C is respected. For 910Ω applications requiring higher precision, consider the ERJ-3EKF (1%) versus the ERJ-3GE (5%) - line the value of tolerance for your design budget. This page synthesizes distributor pricing, drop-in alternatives across multiple brands, AEC-Q200 compliance details, and PCB layout considerations not found in the standard datasheet. Compared to the manufacturer PDF alone, it adds comparative sourcing data and practical guidance for 0603 thick film resistor selection.
EXBS8V472J - 4.7kΩ Isolated 4-Resistor Array, 100mW, 2009 | Panasonic
The Panasonic EXBS8V472J is a 4-element isolated thick-film chip resistor array in the EXB-S8V series, with each element rated at 4.7 kΩ ±5% tolerance and 100 mW power per element. Housed in a molded 8-pin SMD package sized 2009 (4 × 0805, 2.2 × 5.1 mm footprint), the array features concave long-side terminals and a temperature coefficient of ±200 ppm/°C, making it suitable for high-density PCB designs where space and component placement density are critical. A chip resistor array (also called a resistor network or isolated resistor array) is a passive component that integrates multiple resistors into a single surface-mount package. By placing several resistors in one molded body, the array saves PCB real estate, reduces pick-and-place cycle time, and improves matching between adjacent resistors that share the same substrate and manufacturing batch. The "isolated" topology means each resistor is electrically independent — there is no internal bussing, so each element can be used in any circuit configuration. Chip resistor arrays belong to the broader hierarchy of passive components, specifically the resistor family, and within that family, the resistor networks sub-category, which also includes bussed and dual-terminator topologies. The EXBS8V472J provides four isolated 4.7 kΩ resistors, each rated for 100 mW of continuous power dissipation. The ±5% resistance tolerance (J-suffix in Panasonic's coding system) is standard for general-purpose digital pull-up/pull-down and signal-conditioning applications. The ±200 ppm/°C temperature coefficient is adequate for consumer and industrial environments where extreme precision is not required, and the wide operating temperature range supports automotive, industrial, and consumer use cases. Typical applications include LED current-limiting networks, I²C or SPI bus pull-ups, digital logic signal conditioning, MCU GPIO biasing, and analog input filtering. The 4.7 kΩ value is particularly common for I²C pull-up resistors on 3.3 V and 5 V buses, where it provides a balanced trade-off between rise-time speed and current consumption. When designing with this part, place all four resistors in close proximity on the schematic to minimize trace lengths, and follow Panasonic's recommended land pattern (available in the manufacturer datasheet) to ensure reliable solder joint formation. For applications requiring tighter tolerance, consider the EXB-S8V472F variant (±1%) from the same family.