Power MOSFET Drivers
Products (426)
BTS710336ESAXUMA1 - 6-Ch SPI High-Side Switch 3A | Infineon
The Infineon BTS710336ESAXUMA1 is a 6-channel SPI-controlled high-side power switch integrating four 1.5 A and two 3 A channels in a 24-pin PG-TSDSO-24-42 exposed-pad package, designed for automotive and industrial load driving. The device is part of Infineon's SPOC+2 family, built on SMART7 technology, and offers typical on-state resistances of 70 mOhm (1.5 A channels) and 22.5 mOhm (3 A channels). It supports a wide operating voltage range and provides comprehensive protection, diagnosis, and daisy-chain capable SPI communication at 3.3 V and 5 V logic levels. A high-side power switch is a type of smart power distribution IC that sits between a DC supply and a load (relays, solenoids, lamps, LEDs, or motors), controlling current flow via a low-voltage logic signal while protecting the load and wiring from overcurrent, overtemperature, and short-circuit conditions. In the broader product hierarchy, the BTS710336ESAXUMA1 belongs to the SPOC+2 family -> multi-channel high-side switch -> smart power distribution IC -> power management IC -> semiconductor. Key features include embedded protection functions (overload, short-circuit, overtemperature, overvoltage), configurable fault feedback through the SPI status register, and capacitive load switching capability. The exposed thermal pad enables direct PCB heat dissipation to copper pours, while the small PG-TSDSO-24-42 footprint saves board space versus discrete MOSFET solutions. Each channel provides independent diagnostic feedback including open-load detection and current sense capability. The device uses SMART7 technology, Infineon's latest-generation smart power process combining vertical DMOS output stages with on-chip analog and digital control. This architecture allows accurate current limiting, fast fault response (<10 us typical), and consistent R_DS(on) across the automotive temperature range, making the BTS710336ESAXUMA1 suitable for safety-critical body and chassis ECUs where ASIL-rated diagnostics are required. Typical applications include automotive body control modules, HVAC blower and valve drivers, LED lighting modules, and industrial PLC output modules. The combination of six independently-protected channels and SPI diagnostics reduces MCU GPIO count and enables centralized fault monitoring. When designing with this part, ensure adequate PCB copper area on the exposed pad to maintain junction temperature below 150 C at full load, and follow Infineon's SPOC+2 layout guidelines for thermal vias under the e-pad. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical thermal/design notes not found in the standalone manufacturer datasheet.
BTS710336ESPXUMA1 - 5-Channel 24V SPOC High-Side Switch | Infineon
The Infineon BTS710336ESPXUMA1 is a multi-channel high-side power switch from the SPOC family, integrating four 1.5A and one 3A N-channel MOSFET outputs in a single PG-TSDSO-24-42 exposed-pad package. It is a 1:5 power switch/driver designed for 12V/24V automotive and industrial loads, supporting load currents of 1.5A, 1.5A, 1.5A, 3A, and 3A across its five channels. What is a SPOC high-side switch? SPOC (Smart Power Switch) devices integrate one or more N-channel MOSFETs with diagnostic, protection, and gate-drive circuitry into a single IC, replacing discrete MOSFETs plus fuse, sense resistor, and protection circuitry. SPOC devices sit within the broader power management IC hierarchy as smart, protected high-side or low-side switches, typically used in automotive body electronics (BCM), industrial PLCs, and any system needing reliable, diagnosable load driving with built-in protection. They sit below a system-level power management IC in the abstraction stack but above discrete power MOSFETs. Key features include very low standby current, integrated reverse-battery protection with self-diagnosis, capacitive load switching capability, ground-loss robustness, and a serial peripheral interface (SPI) for configuration, channel control, and diagnostic feedback. The device operates from a wide supply range typical of 12V/24V automotive buses, and offers PWM capability for each output. On-chip protection features include over-load, over-voltage, over-temperature, and short-circuit shutdown, plus a defined restart strategy after fault clearing. Architecturally, the BTS710336ESPXUMA1 combines five independent high-side driver channels with a common SPI control block, gate drivers, charge pump, current-sense analog front end, and protection logic. The exposed pad of the PG-TSDSO-24-42 package provides a low-thermal-resistance path (PG-TSDSO denotes a power-grade TSDSO with thermal slug), essential when dissipating the power of four parallel switches on a small PCB area. Typical applications include automotive body control modules driving lighting, HVAC blowers, and seat heaters, as well as industrial PLC output modules and 24V factory-automation actuators. Its small PCB footprint makes it suitable for space-constrained, high-channel-count load driver boards. When designing with this part, ensure the exposed pad receives sufficient copper area for heatsinking and that the SPI lines are correctly pulled to the MCU's logic domain. SPI command sequencing must follow the datasheet exactly to avoid latch-up after fault events, and unused channels should be left open or tied to ground per datasheet guidance. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, application context, and practical design notes not consolidated on the manufacturer datasheet, providing engineers with the information density required for first-time-right automotive or industrial 24V load-driver designs.
BTS711L1XUMA1 - 4-Ch 1.7A Smart High-Side Switch | Infineon
The Infineon BTS711L1XUMA1 is a 4-channel smart high-side power switch rated 1.7 A per channel (4.5 V to 28 V operating range), housed in a PG-DSO-20-31 package with an exposed thermal pad for enhanced heat dissipation. It integrates four N-channel vertical power FETs with built-in protection, diagnostic feedback, and 43 V load-dump overvoltage clamping for harsh 12 V automotive environments. A high-side power switch is a type of intelligent semiconductor switch that connects a load to the positive supply rail and provides embedded protection, diagnostics, and PWM capability. These devices sit within the broader power management hierarchy: high-side switch → load switch → power distribution switch → power management IC → semiconductor. Compared with discrete MOSFETs and fuses, a multi-channel smart high-side switch dramatically reduces PCB area, simplifies wiring harness design, and replaces electromechanical relays with a fully solid-state solution. Key specifications include a 1.7 A nominal per-channel load current, 4.5 V to 28 V operating supply range, 43 V overvoltage clamp, R_DS(on) of approximately 200 mΩ per channel, very low standby current, and dedicated current sense / status feedback. Integrated features include overload protection, active current limiting, short-circuit protection, thermal shutdown with auto-restart, overvoltage protection including load-dump, fast demagnetization of inductive loads, reverse-battery protection (with external R_GND), and ESD robustness per automotive EMC requirements. The BTS711L1 belongs to Infineon's Classic PROFET™ 12 V family. It uses a vertical DMOS process and incorporates charge-pump driven N-channel MOSFETs that achieve true low-R_DS(on) on the high side. Each channel is independently protected and diagnosable, supporting both resistive and inductive loads (valves, solenoids, lamps) commonly found in body-control modules. The PG-DSO-20-31 exposed-pad package provides a low thermal resistance path so the device can sustain short high-current transients without immediate shutdown. Typical applications include automotive body electronics (door modules, mirror folding, seat control), lighting control (interior LED strings, exterior lamps), 12 V relay and solenoid replacement, industrial PLC outputs, and any multi-load distribution node requiring diagnostic feedback. When designing with this device, ensure R_GND is correctly sized (2 × 150 Ω or 1 × 75 Ω per the datasheet) for reverse-battery protection and clean current-sense accuracy.
BTS71202EPGXUMA1 - 2-Ch 2A Smart High-Side Switch | Infineon
The Infineon BTS71202EPGXUMA1 is a dual-channel, 110 mΩ N-channel high-side power switch belonging to the PROFET™ +12V smart-switch family, housed in a 14-pin PG-TSDSO-14 exposed-pad package. Each of its two independent channels is rated for 2 A continuous load current, operates from a 3.1 V to 28 V supply (Vbb), and is controlled by an active-high CMOS-compatible input. Per-channel diagnostics include a current-sense (IS) pin and built-in protection against overload, short-circuit, over-temperature, over-voltage, and reverse battery conditions. A high-side switch is a power-MOSFET driver topology where the load is tied to ground and the switch sits between the positive supply rail and the load. Compared with low-side switches, high-side drivers simplify wiring harnesses, eliminate ground-shift issues, and integrate easily into automotive body-control modules where chassis ground returns are long and noisy. The BTS71202 sits inside the broader PROFET family of protected switches (which are part of Infineon's power-management IC portfolio) and is a member of the 12 V automotive smart-switch category. Key features of the BTS71202 include 110 mΩ typical on-resistance per channel at room temperature, very low standby current (~0.5 µA typ), integrated clamping for inductive loads, AEC-Q100 qualification, and a SPI-compatible diagnostic feedback path via the IS pin. Its PROFET +12V heritage means the device meets the stringent ISO 7637 transient, jump-start (36 V), and reverse-battery (–16 V) requirements common on vehicle 12 V buses. Architecturally, each channel stacks an N-channel power MOSFET with a charge pump and gate driver, plus analog current-sense and digital protection logic. The current-sense output delivers a current proportional to the load current, allowing the host MCU to detect open-load, short-to-ground, and over-current conditions without a discrete shunt resistor. Typical applications include automotive body-control modules, LED driver modules, relay and solenoid replacement, distributed power-distribution nodes, and general-purpose 12 V high-side switching in industrial systems. Compared with electromechanical relays, the BTS71202 offers smaller PCB area, no contact bounce, silent operation, and embedded diagnostics, while maintaining comparable current-handling capability. When designing with the BTS71202, place the device close to the load connector to minimize inductance in the high-current path, and reserve copper area for thermal dissipation since two channels can deliver a combined 4 A continuous in still air. A 100 nF X7R decoupling capacitor must be placed within a few millimetres of the Vbb pin to handle ISO 7637 transient pulses. This page combines distributor pricing, validated drop-in alternatives, and practical design considerations that go beyond the manufacturer's datasheet, helping procurement and engineering teams make faster, better-informed sourcing decisions.
BTS712204ESAXUMA1 - 4-Ch 5A SPOC Smart Switch | Infineon
The Infineon BTS712204ESAXUMA1 is a 4-channel smart high-side power switch (SPOC family) delivering 3A source / 5A sink per channel in a 24-pin PG-TSDSO exposed-pad package. It integrates four independently-controlled 200 mΩ RDS(on) channels with built-in protection, current limiting, and 24-bit SPI status diagnostics for automotive and industrial loads. What is a SPOC smart power switch? SPOC (Smart Power On Chip) is Infineon's family of multi-channel intelligent high-side switches that combine MOSFET output stages, gate drivers, protection logic, and digital diagnostics in a single monolithic die. SPOC devices sit hierarchically under the broader category of smart power switches -> power distribution ICs -> power management ICs -> semiconductor ICs. They are designed to replace discrete MOSFETs + fuses + relays by providing configurable overcurrent, overtemperature, open-load, and short-to-ground/short-to-battery protection, plus per-channel current readback via SPI. Key features include 4.0V to 28V operating supply range (load dump tolerant to 35V), 5 MHz SPI control interface, 80 µA quiescent current, 5A current-limit threshold, integrated reverse-battery protection with self-diagnostics, and AEC-Q100 Grade 1 automotive qualification. The PG-TSDSO-24 EP package exposes the die thermal pad directly to the PCB, enabling 4-layer FR-4 dissipation up to ~2W without external heatsinking. The BTS712204ESAXUMA1 uses a vertical N-channel DMOS output stage driven by a charge pump and SPI-configurable control logic. Each channel is independently protected against overcurrent (5A typ), overtemperature (165 °C typ shutdown), and load-dump transients. The SPI diagnostics block reads back per-channel current via a 24-bit sigma-delta ADC, enabling predictive load monitoring - a major advantage over conventional high-side switches that only report fault flags. Typical applications include automotive body control modules (BCM), LED matrix drivers, HVAC blower and valve control, distributed ECU loads, and industrial 24V solenoid/relay multiplexing. The 4-channel density in one package reduces PCB footprint versus discrete MOSFET solutions by approximately 60 percent. When designing, place the exposed pad on at least 4 thermal vias to a 1oz inner-layer copper pour to meet the AEC-Q100 thermal derating curve. Use TVS diodes (e.g. Infineon SMBJ) on VBB for ISO 7637-2 transient immunity beyond the integrated 35V load-dump clamp. This page synthesizes distributor stock data, same-family drop-in alternatives, and automotive design notes that go beyond the manufacturer datasheet.
BTS712204ESEXUMA1 - 4-Channel 5A Smart High-Side Switch | Infineon
The Infineon BTS712204ESEXUMA1 is a 4-channel, 5 A intelligent high-side power switch belonging to Infineon's SPOC family of multi-channel smart switches. Housed in a 24-pin PG-TSDSO exposed-pad surface-mount package, each of the four outputs can deliver up to 5 A continuously and integrates comprehensive protection, diagnostic feedback, and a serial control interface. A smart high-side switch (also called an intelligent power switch or IPS) is a semiconductor relay that replaces mechanical relays, fuses, and discrete MOSFETs by placing one or more protected N-channel MOSFETs on the high side of a load. The SPOC family adds SPI-configurable current limits, load-dump robustness, reverse-battery protection, and per-channel fault telemetry, dramatically simplifying automotive and industrial body-electronics wiring harnesses while improving diagnostic coverage. Key features of the BTS712204ESEXUMA1 include 4 independent channels each rated to 5 A nominal (typical on-state resistance around 30 mOhm per channel), a 5 MHz capable serial diagnostic interface, very low standby current, integrated reverse-battery protection, load-dump robustness beyond 40 V, and per-channel current-limit / over-temperature / open-load detection. The AEC-Q100 qualification makes it suitable for automotive body-control modules, while the PG-TSDSO-24 EP package provides a thermal pad that reduces junction-to-ambient thermal resistance. Architecturally, the BTS712204ESEXUMA1 combines four vertical N-channel power MOSFETs, charge-pump gate drivers for true high-side operation, a digital SPI/diagnostic engine, and protection comparators on a single die. Because each channel shares package-level thermal mass, parallel operation of two or more channels increases total system current capability but must respect the package's total power-dissipation budget. Typical applications include automotive body-control units (door modules, seat control, lighting, mirror fold), LED driver modules (front and rear lamp loads), industrial PLC discrete outputs, and 12 V / 24 V load switching in commercial vehicles. When designing, ensure the EP thermal pad is soldered to a sufficient copper pour to keep junction temperature within ratings, and always place a reverse-battery protection diode or use the device's built-in reverse-battery capability on the supply rail. This page synthesizes current distributor pricing, drop-in SPOC family alternatives, and practical layout guidance not assembled in a single place in the manufacturer datasheet.
BTS72002EPAXUMA1 - Dual 1.2A Smart High-Side Switch | Infineon
The Infineon BTS72002EPAXUMA1 is a dual-channel smart high-side power switch delivering 2x 1.2 A continuous output current per channel, housed in a 14-pin PG-TSDSO-14 exposed-pad package. It is part of Infineon's PROFET+2 family and is integrated in SMART7 technology, providing integrated protection and diagnosis functions. The on-state resistance per channel is 66.5 mOhm (typical) and both channels can be paralleled for higher load capability. A high-side power switch (also called a smart high-side driver or PROFET - Protected MOSFET) is a semiconductor device that sits between the supply rail and the load. It replaces a discrete MOSFET plus fuse plus protection circuitry by integrating an N-channel power MOSFET with reverse polarity, over-current, over-voltage, over-temperature, and short-circuit protection, plus diagnostic feedback to the microcontroller. In the broader taxonomy it sits under: power switch -> load driver -> power management IC -> semiconductor. The PROFET+2 family specifically targets automotive 12 V and 24 V body and chassis applications where reliability and diagnostic coverage are mandatory. Key features include a 0.8 V to 1.2 A adjustable current limit, 6 V to 18 V (extended 28 V) operating voltage, very low standby current, AEC-Q100 qualification, and digital status feedback. The 14-pin TSDSO with exposed thermal pad yields a junction-to-ambient thermal resistance around 35 C/W on a standard 2s2p board, allowing sustained 1.2 A per channel without external heatsinking in most body-controller layouts. The device integrates two N-channel MOSFETs in SMART7 process technology with charge pump, gate driver, current sense, and protective comparators. The diagnostic interface reports open-load, short-to-ground, short-to-battery, and over-temperature conditions via the IS pin to the host MCU, simplifying ASIL-rated ECU designs. Typical applications include automotive body control modules, LED lighting drivers, heating element switches (seat heaters, mirror heaters), and small motor drivers. The wide operating range also makes it suitable for 24 V truck and bus systems where reverse-battery robustness is required. When designing with this device, ensure the IS diagnostic pin is connected to an ADC input for fault monitoring and use the exposed pad as the primary heatsinking path. The PROFET+2 family is compatible with the hardest reverse-battery requirement on the market (down to -28 V), simplifying load protection on the supply rail. This page synthesizes distributor pricing, drop-in alternatives within the PROFET+2 family, and practical design notes not found in the manufacturer datasheet.
BTS72004EPAXUMA1 - 4-Ch 1A Smart High-Side Switch | Infineon
The Infineon BTS72004EPAXUMA1 is a 4-channel smart high-side power switch belonging to the PROFET+ 12V family, rated for 1 A per channel with an on-state resistance of 66.5 mOhm per channel and housed in a PG-TSDSO-14 package with exposed pad. It operates from a 6 V to 18 V supply range and integrates four independent N-channel MOSFET outputs with 1:1 switch/driver topology, designed primarily for automotive 12 V load driving. A smart high-side switch is a type of power distribution switch (load driver) that sits between the battery/rail and the load. When the controlling MCU asserts the channel input, the internal MOSFET turns on and connects the load to the supply. PROFET+ 12V devices add digital diagnostics, current limiting, and protection - in the system hierarchy they sit between a discrete MOSFET (lowest integration) and a fully-integrated multi-channel PMIC (highest integration), giving automotive ECUs a compact, fault-aware alternative to discrete relay/fuse solutions. Key features include active-high inputs for each channel, integrated overcurrent protection (OCP), overvoltage clamp, undervoltage protection (UVP), thermal shutdown, and proportional load-current feedback through the IS pin for diagnosis. The exposed pad of the TSDSO-14 package reduces thermal resistance, supporting continuous 1 A per channel operation at ambient temperatures up to 150 C junction. AEC-Q100 qualification makes it suitable for under-the-hood and body-control modules. Architecturally, each channel is built on Infineon's vertical N-channel DMOS process with charge-pump gate drive, allowing true low-Rdson switching from logic-level inputs. The device is designed to survive the harsh automotive 12 V environment, including load-dump transients up to 35 V, jump-start conditions, and reverse-battery events with external protection. Diagnostic current sense output (IS) provides a ground-referenced analog current mirror output proportional to each active channel's load current. Typical applications include automotive body control modules (driving lamps, LEDs, relays), power seat and mirror modules, HVAC flap motors, and decentralized front/rear lighting nodes. The four channels are commonly used in parallel with PWM for dimming or in independent configuration for mixed-load systems. Compared with discrete MOSFETs plus fuses, the BTS72004EPAXUMA1 reduces PCB area and adds self-protection that simplifies ECU design. When designing with this part, ensure adequate copper area on the exposed pad to keep junction temperature within limits; at 1 A per channel and full 4-channel operation, total power dissipation can approach 1 W. The IS pin requires a reference resistor and external ADC; choose sense resistor value to match the MCU ADC range for maximum diagnostic resolution. Use TVS diodes on Vbb for load-dump protection beyond the device's internal clamp. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
BTS722204ESPXUMA1 - 4-Ch SPI High-Side Switch | Infineon
The Infineon BTS722204ESPXUMA1 is a SPOC +2 multichannel high-side power switch with four N-channel MOSFET outputs rated at 4 A, 4 A, 7 A and 7 A, housed in a PG-TSDSO-24-32 exposed-pad package. It integrates an SPI (Serial Peripheral Interface) for digital diagnostics and daisy-chain control, together with on-resistance values as low as 5.5 mOhm and 13.5 mOhm per channel, achieving low power dissipation in automotive 12 V wiring harnesses. The device is qualified for harsh automotive electrical environments and is part of the SMART7 family of protected high-side switches. Background: A high-side power switch (also called a smart high-side switch, semiconductor relay, or solid-state fuse) is a power-management semiconductor that sits between the battery/load supply and the load, replacing a discrete MOSFET plus fuse plus relay combination. Programmable logic-level inputs (here, 3.3 V and 5 V compatible) turn the channels on; integrated protection handles overcurrent, overtemperature, short-circuit, reverse battery and ground-loss events. High-side switches belong to the broader hierarchy: power switch -> load driver -> power management IC -> semiconductor. Key features of the BTS722204ESPXUMA1 include daisy-chain capable SPI for multi-device addressing, slew-rate control for electromagnetic-compatibility tuning, ReverseON operation that keeps the channels conducting during reverse polarity (low power dissipation in that mode), programmable restart after overcurrent, and absolute/dynamic temperature limitation with controlled restart. The SPI also reports open-load, short-to-ground and short-to-battery diagnostics per channel. Architecturally, each channel is built around an N-channel vertical power MOSFET driven by a charge pump, with the SPI block handling configuration, fault flags and daisy-chain pass-through. Channels 0/1 are rated 4 A (lower RDS(on) region of about 13.5 mOhm) and channels 2/3 are rated 7 A (RDS(on) about 5.5 mOhm), giving designers flexibility to pair heavier loads (H-bridge half-bridges, pumps) with lighter loads (lamps, LEDs) on one IC. Typical applications include body-control modules, front and rear lighting, seat-control and mirror-adjust loads, HVAC blowers, and any 12 V automotive load requiring protected switching with diagnostic feedback. Use the BTS722204ESPXUMA1 when you need per-channel current telemetry, low quiescent current in standby, and AEC-Q100-grade robustness in a small PG-TSDSO-24-32 footprint. Design consideration: because the device is SPI-controlled, the host microcontroller must reserve one SPI peripheral and three GPIO pins (CS, SCLK, SDO); for multi-IC harnesses enable the daisy-chain mode to share one CS line. Decoupling, ground returns and thermal copper area under the exposed pad are critical for sustaining the 7 A channels. This page synthesises current distributor pricing, drop-in same-package alternatives, and practical design notes that are not present in the manufacturer datasheet.
BTS723GWXUMA1 - 2.5A Dual High-Side PROFET Switch | Infineon
The Infineon BTS723GWXUMA1 is a 24 V dual-channel, smart high-side power switch from the Classic PROFET™ family, integrating two N-channel vertical power FETs with embedded protection and diagnostic functions in a PG-DSO-14-37 (14-pin DSO) package. Each channel is rated at 2.5 A continuous load current with very low standby current, CMOS-compatible logic inputs, and improved electromagnetic compatibility (EMC) for harsh automotive environments. A high-side power switch is a type of power distribution switch that connects a load (such as a lamp, solenoid, or motor) to the positive supply rail while the low-side of the load remains at chassis ground. It belongs to the broader category of power management ICs (PMICs), specifically the load driver / smart switch sub-category. Compared to a discrete MOSFET plus fuse arrangement, a smart high-side switch integrates protection, diagnosis, and PWM capability into one IC, simplifying the ECU design and reducing PCB area. Key features include very low standby current (a few µA typical), CMOS-compatible input thresholds, fast demagnetization of inductive loads via integrated active Zener clamps, stable behavior at undervoltage, and a defined restart behavior after over-current or thermal shutdown. Each channel provides its own status feedback and fault flag through a shared diagnostic output, allowing the microcontroller to distinguish between normal operation, short circuit to ground, short circuit to battery, and open load conditions. The BTS723GWXUMA1 is fabricated using Infineon's proprietary SMART7 vertical power technology, which delivers very low R_DS(on) per channel, strong avalanche ruggedness, and tight thermal coupling between the two output FETs on a single die. The PG-DSO-14-37 package exposes a thermal pad on the underside for PCB copper cooling, enabling sustained 2× 2.5 A operation without external heatsinks in typical 12 V automotive body-control modules. Typical applications include automotive body electronics (door modules, seat controllers, mirror fold), dual-rail lamp drivers (interior lighting, turn indicators), HVAC blower and resistor switching, and any 12 V/24 V load where two independent high-side channels are needed with full protection and ISO 7637-2 transient immunity. The wide operating voltage range (6 V to 24 V nominal, with load-dump survival to 40 V per the Classic PROFET specification) makes the part equally suitable for trucks and 24 V commercial-vehicle platforms. When designing with this part, place the input pin capacitor (typically 100 nF) as close as possible to the Vbb pin and route the two output channels with wide copper pours to keep the on-state resistance low and share heat between channels. Always respect the maximum energy rating during demagnetization (E_AS) when switching inductive loads, otherwise the active clamp Zener can be permanently damaged. This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design guidance not found in the manufacturer datasheet alone.
BTS724GXUMA1 - 4-Ch High-Side Smart Power Switch 3A | Infineon
The Infineon BTS724GXUMA1 is a 4-channel high-side power switch with integrated vertical power MOSFETs in a 20-pin PG-DSO-20 package. Each channel delivers up to 3 A continuous load current from a 5.5 V to 38 V supply, making it well suited to drive resistive, capacitive, and inductive loads in 12 V and 24 V automotive and industrial systems. Built on Infineon's Smart SIPMOS technology, the device embeds a charge pump, CMOS-compatible ground-referenced inputs, and per-channel status feedback, enabling direct connection to a microcontroller without level shifters. A high-side power switch is a semiconductor device that sits between the supply rail and the load, controlling current flow while providing protection. In the broader taxonomy, the BTS724 belongs to the high-side switch family, itself a sub-category of power distribution switches under power management ICs. Compared to low-side switches, high-side drivers keep the load referenced to ground when off, simplifying wiring harnesses and improving safety in automotive body and chassis applications. Key features include 4 independent channels with 3 A continuous current per channel, very low standby current for quiescent-sensitive designs, fast demagnetization of inductive loads, embedded protection (overload, short-circuit, over-temperature, and over-voltage at Vbb(AZ)), stable behavior at undervoltage, and improved electromagnetic compatibility (EMC). The diagnostic output reports channel fault conditions to the MCU for centralized fault handling. Architecturally, the BTS724G combines an internal charge pump to drive the N-channel vertical MOSFETs from a 5 V logic input, plus an integrated sense-FET and bandgap-based thermal sensor per channel. The PG-DSO-20 package offers a small PCB footprint while dissipating up to approximately 1.8 W total, adequate for the typical 4-channel automotive body control scenario. Typical applications include automotive body electronics (lighting, seat heating, mirror control), industrial PLC outputs, 24 V factory automation drivers, and any multi-load distribution node requiring per-channel diagnostics. When designing, ensure the total package dissipation stays below the datasheet derating curve and add reverse-battery protection (e.g., a series diode or P-MOSFET) for harsh 12 V automotive environments. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
BTS740S2XUMA1 - Dual 4.9A Smart High-Side Switch | Infineon
The Infineon BTS740S2XUMA1 is a dual-channel smart high-side power switch built on PROFET™ technology, providing two independent 4.9 A N-channel MOSFET output stages in a 20-pin PG-DSO-20 (Power Small Outline) package. Each channel integrates a vertical power FET with embedded protection and full diagnostic feedback, designed for harsh 12 V automotive and industrial power distribution. The device operates from a 5 V to 24 V logic supply with load compatibility up to 28 V, delivering clean, ground-referenced switching for lamps, solenoids, and relays. A high-side power switch is a semiconductor that controls the positive (battery) rail feeding a load, rather than the low-side ground return. Placing the switch on the high side lets the load chassis and wiring remain at 0 V when the switch is open, eliminating ground-loop faults and improving diagnostics. The BTS740S2XUMA1 sits inside the broader family of PROFET™ protected switches, which belong to the power management and power distribution IC category used in body-control modules, BCMs, and zonal architectures where each actuator requires short-circuit, over-voltage, and thermal protection. Key features include CMOS-compatible input pins with separate logic ground, undervoltage and overvoltage shutdown with auto-restart and hysteresis, fast demagnetization of inductive loads, and very low standby current. The two channels can be paralleled for higher current loads, while diagnostic outputs report open-load and short-to-battery/ground conditions to the host microcontroller. Embedded protection also includes overtemperature shutdown and load-current limitation. The BTS740S2 architecture uses a vertical DMOS power stage that achieves a low R_DS(on) per channel and handles the inductive kickback of relays and solenoids through an active fast-demagnetization circuit. This clamp-and-recover approach eliminates the need for external freewheeling diodes and preserves the automotive 12 V transient immunity required by ISO 7637 and similar load-dump standards. Typical applications include automotive body electronics (door lock, mirror fold, seat heating), 24 V industrial actuator drivers, PLC digital outputs, and any system where multiple high-current resistive or inductive loads must be switched with full protection. Designers commonly pair this part with a microcontroller such as the Infineon TLE987x or a 3.3 V/5 V MCU from the PIC or STM32 families. When designing with this device, ensure the logic ground is referenced correctly to the host MCU and that a small RC filter is placed on each input pin to suppress automotive transients. Note that thermal derating is required when both channels operate near full load simultaneously, because the PG-DSO-20 package shares a common copper pad. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the Infineon manufacturer datasheet alone, helping engineers select and qualify the BTS740S2XUMA1 for new designs.
BTS80009SWPF1ESXUMA1 - 12V 34.5A Smart High-Side Switch | Infineon
The Infineon BTS80009SWPF1ESXUMA1 is a 12V smart high-side power switch (SPOC family) delivering up to 34.5A nominal load current in a PG-TSDSO-24-75 package. It integrates wire-guard I²t protection, overcurrent shutdown, and a 24-bit SPI interface with CRC for digital diagnostics and configuration. The part is qualified to ISO 26262 ASIL-D for functional safety and is designed as a one-to-one drop-in for relays, fuses, and discrete MOSFET high-side stages in 12V automotive power distribution. A smart high-side switch is a semiconductor replacement for an electromechanical relay plus fuse that controls DC loads (lamps, solenoids, motors, heaters) from the positive rail. SPOC devices combine a vertical power MOSFET, charge pump, gate driver, current sense, and protection logic in a single IC, which makes them far more compact and diagnosable than discrete solutions while supporting PWM and load-sharing across multiple switches. The BTS80009-SWPF-1ES is the flagship of Infineon's Wire-Guard family, adding integrated I²t wire-protection curves so the harness gauge can be sized exactly to the load profile without external fuse selection. Key features include 1:1 power switch topology, 34.5A nominal / much higher inrush capability, ISO 26262 ASIL-D compliance, integrated I²t wire-guard protection, configurable overcurrent shutdown, open-load detection in on and off states, short-to-ground and short-to-battery diagnostics, ground-loss detection, thermal shutdown with restart, and a 24-bit SPI port for daisy-chained diagnostics across multiple SPOC channels. The PG-TSDSO-24-75 exposed-pad package provides a low thermal resistance path for sustained high-current operation. Typical applications include 12V automotive body and powertrain ECUs, fuse and relay replacement in power distribution boxes, fail-operational power supply rails, ECU main switches, load-shedding circuits, and zonal architectures where one MCU monitors many smart switches via a single SPI bus. The digital status feedback enables predictive maintenance and ISO 26262 fault-tolerant system design. When designing with the BTS80009SWPF1ESXUMA1, observe Infineon's PCB layout guidance for the exposed pad, keep the SPI traces short and matched, and use the integrated I²t curves to select wire cross-section rather than adding external fuses. This page synthesizes distributor pricing, drop-in SPOC alternatives, and SPI diagnostic design notes not found in the manufacturer datasheet.
BTT3050EJXUMA1 - 4A Smart Low-Side Switch | Infineon HITFET+24V
The Infineon BTT3050EJXUMA1 is a 4 A single-channel smart low-side power switch in the HITFET+24V family, housed in a PG-TDSO-8-31 (exposed-pad SOIC-8) package. Built on an N-channel vertical power MOSFET with a typical on-resistance of 50 mΩ, the device is monolithically integrated and automotive-qualified for 24 V automotive load-driving applications such as solenoids, valves, lamps, and small DC motors. Key features include a wide operating input range of 6 V to 36 V, embedded protection functions (over-current, over-temperature, short-circuit, over-voltage, under-voltage lockout, and latch protection), plus an active-high logic-level input and an active-low diagnostic feedback pin. The device is specified for junction temperatures from -40 °C to +150 °C, suiting under-the-hood automotive environments. The BTT3050EJXUMA1 belongs to the HITFET+24V family of smart low-side switches, which sit in the broader hierarchy of power distribution switches -> load drivers -> power management ICs. Low-side switching architectures return the load to battery ground, simplifying protection and ground-referenced diagnostics, and are widely used for resistive, inductive, and capacitive loads in body electronics, powertrain auxiliaries, and industrial 24 V systems. Internally, an N-channel vertical MOSFET handles the load current while logic-level CMOS gates drive the protection, current-sensing, and thermal-foldback blocks. The exposed thermal pad (PG-TDSO-8-31) provides a low θJA path, allowing 4 A continuous operation without an external heatsink when soldered to adequate copper area on the PCB. Typical applications include automotive body electronics (door locks, mirror heaters, seat controls), LED lighting drivers, 24 V industrial actuators, HVAC valves, and relay replacements. The integrated protection eliminates the need for external fuses or TVS clamp networks on every load branch, reducing BOM cost and PCB area in ECU designs. When designing with the BTT3050EJXUMA1, route the diagnostic pin to a microcontroller ADC or GPIO and respect the recommended PCB copper footprint to keep junction temperature within SOA at maximum ambient. For inductive loads, an external free-wheeling diode is not strictly required but is recommended for repetitive switching of large solenoids. This page synthesizes distributor pricing, drop-in alternatives from the same HITFET+24V family, and practical PCB/design notes not found in the manufacturer datasheet.
BTT60101ERBXUMA1 - 10mΩ Smart High-Side Switch 9A 24V/48V | Infineon
The Infineon BTT60101ERBXUMA1 is a 10 mΩ single-channel Smart High-Side Power Switch built on Infineon's Smart6 technology, providing protective functions and diagnostic feedback in a PG-TDSO-14 Exposed Pad package. The part delivers up to 9 A continuous load current, operates from 5 V to 36 V supply, and integrates an N-channel vertical power MOSFET with charge pump, current sense, and digital status output. What is a Smart High-Side Power Switch? A high-side switch is a semiconductor device that sits between a power supply and its load, controlling current flow on the positive (high) side of the circuit. Compared to a discrete MOSFET, a "smart" high-side switch adds gate driving, charge pump generation, current sensing, thermal protection, short-circuit handling, and open-load detection. In the broader power-management hierarchy, smart high-side switches sit between simple load switches and full eFuse / SBC (System Basis Chip) devices, becoming the preferred solution for automotive 12 V/24 V body electronics where diagnostic feedback and AEC-Q100 reliability are required. Key features include an on-state resistance of 10 mΩ typical, integrated reverse-battery protection up to -36 V, very low standby current, and a current sense pin (IS) with a defined kILIS ratio for load-current monitoring. The BTT60101ERBXUMA1 also provides programmable restart behavior after short-circuit or overtemperature events, an active-high input (IN), and a status feedback pin (ST) for fault communication to a host microcontroller. These features are documented in the Infineon BTT6010-1ERB datasheet. The device is manufactured in Infineon's Smart6 process, which combines a robust N-channel vertical DMOS output stage with on-chip CMOS control logic. The exposed pad of the PG-TDSO-14 package keeps junction-to-ambient thermal resistance low, allowing the part to drive heavy loads such as 5×P21W 24V automotive lamps or 1×H55W 12V lamps without external heatsinking on moderate copper area. Typical applications include automotive body electronics (lamp drivers, seat heaters, mirror heaters), industrial 24 V PLC outputs, 24 V/48 V truck and off-road vehicle loads, and replaceable fuse emulation in 12 V/24 V systems. In each case the part replaces a relay + fuse + shunt-resistor triad, delivering solid-state reliability and built-in diagnostics. When designing with the BTT60101ERBXUMA1, ensure the input pin (IN) logic levels are compatible with your 3.3 V or 5 V MCU, place the device near the connector to minimize wire resistance, and follow Infineon's PCB layout recommendations for the exposed pad and current-sense path to preserve current-mirror accuracy. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that complement the manufacturer datasheet and enable faster engineering decisions.
BTT60302ERAXUMA1 - 32mΩ Dual High-Side Switch | Infineon PROFET+
The Infineon BTT60302ERAXUMA1 is a 32 mΩ dual-channel Smart High-Side Power Switch (PROFET+ 24V family) housed in a 14-pin PG-TDSO-14-31 package with exposed pad, providing two independent 4 A (per channel) protected outputs for 12 V and 24 V automotive loads. Each channel integrates an N-channel vertical power MOSFET with charge pump, current limiting, and comprehensive diagnostic feedback. A high-side power switch (also called a smart high-side driver) is a power distribution IC that sits between the battery/supply rail and a load (lamp, solenoid, motor, heater). It replaces a mechanical relay or discrete fuse/MOSFET solution by providing solid-state switching plus on-chip protection (overcurrent, overtemperature, short-to-ground/battery, ESD) and load-diagnostic feedback to the MCU. High-side switches belong to the broader category of power distribution switches under PMIC (Power Management IC). Compared with low-side switches, high-side drivers eliminate ground-loops and simplify load-fault detection. Key features of the BTT60302ERAXUMA1 include a typical on-state resistance of 32 mΩ per channel at 25 °C, an operating supply range of 8 V to 36 V (load-dump tolerant up to 42 V), continuous current up to 4 A per channel, AEC-Q100 automotive qualification, and very low standby current. The device is built in Infineon's Smart6 technology, integrating the power MOSFET, charge pump, gate driver, and protection/diagnostic logic in one die. Typical applications include automotive body electronics (door modules, seat controllers, lighting drivers), resistive/inductive load driving (heaters, valves, small DC motors), and 24 V truck/commercial-vehicle power distribution. The dual-channel integration halves PCB area versus two single-channel switches, and the built-in diagnostic current sense (IS pin) enables open-load and short-circuit detection without extra shunt resistors. When designing with this part, observe the exposed-pad thermal layout: the EP must be soldered to a minimum 1 cm² copper area to keep junction temperature within the 150 °C limit under worst-case load-dump and parallel-channel operation. Use a 100 nF X7R ceramic bypass on Vbb close to the pin to suppress supply transients. The IS pin output is analog; route it away from switching nodes and add an RC filter (~1 kΩ + 100 nF) to ground to clean up PWM edge ringing. This page synthesizes distributor pricing for 2026-09-13, parametric drop-in alternatives, and practical design notes not found in the Infineon datasheet.
BTT60302ERBXUMA1 - 4A Dual-Channel High-Side PROFET Switch | Infineon
The Infineon BTT60302ERBXUMA1 is a 4 A dual-channel high-side N-channel power switch (PROFET family) housed in a 14-pin PG-TDSO-14-31 exposed-pad package. It integrates two independent 1:1 N-channel MOSFET outputs with a typical Rds(on) of 32 mOhm and supports input logic from -0.3 V to 6 V, with load capability up to 4 A continuous per channel for 24 V/48 V automotive and industrial systems. A PROFET (Protected MOSFET) smart power switch is a class of intelligent high-side drivers that combine an N-channel power MOSFET with on-die protection, diagnostics, and load-driving logic. PROFETs sit in the system hierarchy between discrete MOSFETs and full ECU power-management ICs, providing protected, diagnosable switching of resistive, capacitive, and inductive loads while offloading fault handling from the microcontroller. Key features include 4 A continuous output current per channel, 32 mOhm typical on-resistance, integrated protection against over-current, over-voltage, over-temperature, short-circuit, and reverse battery conditions, plus a status feedback pin for load-diagnosis. The 1:1 input-to-output logic enables direct GPIO control from a 3.3 V or 5 V microcontroller without level shifting. The exposed thermal pad (PG-TDSO-14-31) provides a low theta_JC for heat extraction into the PCB copper pour. The BTT60302ERBXUMA1 uses Infineon's PROFET smart-power architecture, embedding charge pump, gate driver, current sense, and protection circuitry alongside the power MOSFET. This monolithic integration reduces BOM count, eliminates external protection components, and provides per-channel diagnostics that are critical for functional-safety and ASIL-rated systems. The device is AEC-Q100 qualified, making it suitable for harsh automotive electrical environments including load-dump and jump-start transients. Typical applications include automotive body controllers (lighting, seat heaters, mirror adjusters), industrial 24 V PLC discrete outputs, HVAC valve and damper drivers, and any 12 V/24 V system that requires protected high-side switching with diagnostic feedback. Its dual-channel integration halves PCB area versus two single-channel PROFETs. When designing with this device, ensure the PCB thermal pad receives adequate copper (at least 1 square inch for full 4 A per channel) to keep junction temperature within SOA. The status pin should be wired to a microcontroller ADC or GPIO capable of distinguishing analog fault codes. According to the manufacturer datasheet, the part withstands ISO 7637-2 transient profiles for 12 V and 24 V systems. This page synthesizes distributor pricing, AEC-Q100-qualified drop-in alternatives, and practical high-side switch design notes not consolidated in the manufacturer datasheet.
BTT62001ENAXUMA1 - 200mΩ 1.5A Smart High-Side Power Switch | Infineon
The Infineon BTT62001ENAXUMA1 is a 200 mΩ single-channel Smart High-Side Power Switch housed in a PG-TDSO-8-31 package with exposed pad, providing protective functions and diagnostic feedback. It is built around an N-channel vertical power MOSFET with integrated charge pump, manufactured in Infineon's Smart6 HV technology. The device delivers up to 1.5 A continuous load current and is qualified for 24 V and 48 V automotive and industrial power rails. A High-Side Power Switch is a semiconductor that connects a load (such as a lamp, solenoid, or relay coil) to the positive supply rail and controls it with a logic-level signal from a microcontroller. It belongs to the broader category of Intelligent Power Switches (IPS), which integrate the power MOSFET with protection and diagnostic circuitry. Compared with discrete MOSFETs, IPS devices reduce PCB area, simplify thermal design, and provide built-in safeguards against short circuits, overload, over-temperature, and ESD events. Key features of the BTT62001ENAXUMA1 include a typical on-state resistance of 200 mΩ, a continuous current rating of 1.5 A, integrated reverse-battery protection, and a comprehensive diagnostic current sense (IS) pin. Protection functions include over-load, short-circuit, over-temperature, and over-voltage clamping. The device is designed to drive lamps up to 1 × R10W 24 V or 1 × R5W 12 V, making it ideal for automotive lighting and resistive load switching. The internal charge pump drives the N-channel MOSFET gate above the supply rail, enabling true low-Rdson high-side switching without external bootstrap components. The exposed pad of the PG-TDSO-8-31 package provides a low thermal resistance path, supporting sustained 1.5 A operation with proper PCB copper. Diagnostic feedback via the IS pin allows the microcontroller to detect open-load, short-to-ground, and over-temperature conditions, enabling predictive maintenance and ASIL-aware system designs. Typical applications include automotive body electronics (interior/exterior lighting, dashboard loads), industrial PLC output modules, 24 V relay and solenoid drivers, and HVAC actuator controls. The wide operating voltage range supports both 12 V and 24 V systems common in trucks, agricultural equipment, and construction machinery. When designing with this device, ensure the exposed pad is soldered to a copper area of at least 1 cm² to keep junction temperature within safe limits. Add a reverse-polarity protection diode or use the device's reverse-battery feature, and follow Infineon's reference layout for EMC compliance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
EL7104 - 1A High-Speed MOSFET Gate Driver | Renesas
The Renesas EL7104 is a high-speed, single-channel, non-inverting power MOSFET gate driver capable of delivering peak output currents of 1 A into highly capacive loads, housed in 8-pin SO and 8-pin PDIP packages and specified for operation over the full -40C to +85C temperature range. A power MOSFET driver is a buffer IC that translates logic-level control signals into the high-current, fast-edged gate drive waveforms required to rapidly charge and discharge the gate capacitance of power MOSFETs. Within the power-management IC hierarchy, gate drivers sit between low-voltage PWM controllers or logic devices and the power switch itself, and the EL7104 also serves as a high-speed clock/capacitive-load driver, improving on the industry-standard TC-4420/29 driver family. Key features include 1 A peak output current for fast switching of large MOSFETs or capacitive loads, very high speed propagation achieved through a proprietary Turbo-Driver circuit that accelerates the input stages by tapping the wider voltage swing at the output stage, and a supply-voltage range extending to 16.5 V. Because the output is non-inverting, it can directly replace non-inverting members of the TC-4420 family in many layouts. The Turbo-Driver architecture is a CMOS-based design that achieves a roughly 10-fold reduction in supply current compared with older bipolar drivers, yet without the delay-time problems commonly associated with CMOS drivers. This combination of low quiescent consumption and low, matched propagation delay makes the part well suited to driving loads at elevated switching frequencies with predictable timing. Typical applications include low-side MOSFET gate driving in DC-DC converters and motor control circuits, high-speed clock or capacitive-load driving, and level-shifted gate drive stages in industrial power supplies. The 1 A peak capability allows fast gate transitions that reduce switching losses in the driven MOSFET. A key design consideration is supply decoupling: because 1 A peak currents are delivered in nanosecond-scale pulses, a low-ESR ceramic capacitor must be placed directly across the V+ and GND pins to prevent supply dip and unwanted ringing at the output. This page synthesizes the manufacturer datasheet data, distributor listing information, and drop-in replacement analysis not found in any single source, including pricing context and alternatives comparison.
GD3160 - Advanced Isolated IGBT/SiC Gate Driver | NXP Semiconductors
The NXP Semiconductors GD3160 is an advanced single-channel isolated gate driver for IGBTs and SiC MOSFETs, offering integrated galvanic isolation, SPI-programmable protection, and rail-to-rail gate voltage control in a wide-body SOIC surface-mount package. A gate driver IC is a power amplifier whose role in the power-management hierarchy is to translate low-voltage logic signals from a microcontroller into the high-current gate charge and discharge pulses required to switch power semiconductors such as SiC MOSFETs and IGBTs. Isolated gate drivers add galvanic isolation between the control side and the power side, which is mandatory in high-voltage systems like traction inverters where the power stage floats at hundreds of volts above the controller ground. Key differentiating features of the GD3160 include integrated galvanic isolation that eliminates the need for external optocouplers or transformers, low on-resistance drive transistors that deliver high peak charging and discharging currents with low dynamic saturation voltage, and a programmable SPI interface for configuration. Advanced programmable protection features include overtemperature protection, desaturation (DESAT) detection, and current-sense protection, all of which are essential for the functional-safety requirements of automotive traction inverters. Rail-to-rail gate voltage control ensures the driven SiC MOSFET or IGBT gate is held firmly at the intended rail between switching events, reducing the risk of parasitic turn-on. Architecturally, the GD3160 is built around NXP's galvanic isolation technology with low on-resistance output stage transistors. This output stage construction minimizes dynamic saturation voltage, which reduces internal losses during high-current gate-drive pulses and supports fast switching frequencies typical of SiC-based power stages. Typical applications are xEV traction inverters, onboard chargers (OBC), and high-voltage DC-DC converters, where the GD3160 drives the latest SiC and IGBT power modules. Its protection set and functional-safety orientation make it a strong fit for automotive-grade power conversion stages. A key design consideration: because the GD3160 is SPI-programmable, designers must budget firmware development time for configuring protection thresholds (DESAT, overtemperature, current sense) and should validate settings against the specific SiC module's gate-charge and short-circuit withstand characteristics. This page synthesizes distributor availability data, the NXP datasheet, and drop-in alternative analysis not consolidated in the manufacturer documentation.
GD3162 - Isolated IGBT/SiC Gate Driver with SPI | NXP
The NXP Semiconductors GD3162 is an advanced, galvanically isolated, single-channel gate driver designed to drive the latest SiC MOSFETs and IGBT/SiC modules for xEV traction inverters, with integrated galvanic isolation, SPI-programmable configuration, and dynamic gate strength adjust control. A galvanically isolated gate driver is a power management IC that transfers the low-voltage control signal from a microcontroller across an isolation barrier to the floating gate of a high-side or low-side power switch such as a SiC MOSFET or an IGBT. Isolated gate drivers sit within the power management IC hierarchy alongside gate drivers and supervisors, and they are the critical safety and performance link between the inverter controller and the traction power stage in electric vehicles. Key features of the GD3162 include integrated high-voltage galvanic isolation, SPI-based programmability, and advanced programmable protection features such as overtemperature, desaturation (DESAT), and current-sense protection, all autonomously managed with fault and status reporting. The dynamic gate strength adjust function lets engineers shape the gate drive capability in real time, improving the power device switching performance and reducing voltage stress. The GD3162 includes integrated boost capability, allowing it to drive most SiC MOSFET and IGBT/SiC module gates directly without an external boost stage. Control of the gate strength can be performed either through SPI commands or through dedicated GS Enable pins, giving designers both firmware-controlled and hardware-controlled switching-speed tuning options for EMI versus efficiency trade-offs. Typical applications center on xEV traction inverters driving SiC or IGBT power modules, as well as other high-voltage motor-drive power stages where fast switching, precise protection, and functional-isolation requirements apply. Design consideration: dynamic gate strength tuning should be validated across the full load and temperature range, because the fastest gate-strength setting minimizes switching losses but increases dv/dt-related EMI and voltage overshoot on the power device. This page synthesizes the manufacturer datasheet, product page, and distributor information, plus practical design notes and alternative-family context not found in the standard datasheet.
ICE2PCS01GXUMA1 - CCM PFC Controller, 65kHz, DSO-8 | Infineon
The Infineon ICE2PCS01GXUMA1 is a standalone 8-pin Continuous Conduction Mode (CCM) Power Factor Correction (PFC) controller IC in a PG-DSO-8 package, designed for active PFC boost pre-converters operating from 50 kHz up to 315 kHz. It belongs to Infineon's second-generation ICE2PCS0x/G family built on BiCMOS technology, integrating a trimmed 3V internal reference, an improved internal oscillator, and direct bulk-capacitor over-voltage protection. The G variant carries a wide Vcc operating range to simplify auxiliary supply design in universal-input offline converters. A Power Factor Correction (PFC) controller is a critical power management integrated circuit that shapes the input current waveform of an AC-DC converter to be in phase with the input voltage, raising the power factor toward unity (typically >0.99) and reducing harmonic distortion to meet regulatory standards such as IEC 61000-3-2. Within the broader system hierarchy, PFC controllers sit between the input rectifier and the bulk capacitor, ahead of the main DC-DC stage; they are categorized as power management ICs (PMICs) and specifically as analog mixed-signal controllers rather than digital DSP-based solutions. Key features include a 3V trimmed internal reference for precise output regulation, an adjustable switching frequency range of 50-315 kHz set by a single external resistor, integrated brown-out protection, over-voltage protection on the output bulk capacitor, under-voltage lockout, and cycle-by-cycle peak current limiting. The BiCMOS process combines bipolar drive capability for the gate output stage with CMOS logic for low quiescent current, yielding an efficient controller that drives an external boost MOSFET with rail-switching speeds suited to 600V-class silicon. Typical applications include universal-input (85-265 VAC) front-end PFC stages for desktop PC and server SMPS, 80+ Platinum and Titanium compliant ATX power supplies, industrial variable-frequency drives (VFD), telecom rectifier modules, and LED driver front-ends where a clean sinusoidal input current is required. The DSO-8 package allows hand-solderable assembly and straightforward layout for low-power CCM boost converters up to several hundred watts. When designing with the ICE2PCS01GXUMA1, ensure the gate-drive loop to the external boost MOSFET is kept short to minimize ringing, and select the current-sense resistor value to keep peak inductor current within the controller's cycle-by-cycle limit. The brown-out threshold and PFC output regulation loop should be validated at both low-line (85 VAC) and high-line (265 VAC) to guarantee regulation across the universal mains range.
ICE3PCS02GXUMA1 - CCM PFC Controller, 85-265VAC, 100kHz | Infineon
The Infineon ICE3PCS02GXUMA1 is a 3rd-generation standalone Power Factor Correction (PFC) controller IC for active Continuous Conduction Mode (CCM) boost converters, supplied in an 8-pin PG-DSO package. It operates directly from an 85 VAC to 265 VAC wide-range rectified AC input, provides an adjustable gate switching frequency of 21 kHz to 100 kHz, and integrates a digital control voltage loop with an internal 2.5 V reference trimmed for tight output regulation. The IC draws a typical quiescent current of 1.4 mA and supports external synchronization. A Power Factor Correction (PFC) controller is a power-management IC that shapes the input current of an AC-DC converter so it is in phase with the input voltage, raising the power factor toward unity and reducing line-frequency harmonic distortion. It belongs to the broader PMIC hierarchy: PFC controller -> AC-DC controller -> power management IC -> semiconductor. Active CCM PFC, the topology addressed by the ICE3PCS02G, is the most common technique in mid- to high-power offline converters above 75 W because it combines low peak currents with predictable boost-inductor behavior. Key features of the ICE3PCS02G family include a low 0.2 V peak-current-limit threshold that minimizes sense-resistor dissipation, integrated digital control voltage loop that removes the need for an external compensation network, adjustable gate switching frequency from 21 kHz to 100 kHz for EMI optimization, the ability to synchronize to an external frequency source, and comprehensive protection features including VCC undervoltage lockout and overcurrent protection. Compared to the 1st-generation ICE1PCS0x and 2nd-generation ICE2PCS0x families, the 3rd-generation IC offers a tighter reference and digital-loop simplification that reduces external BOM by roughly twenty components per design. The device uses Infineon's high-voltage BCD process that integrates the start-up cell, gate driver, and control logic on a single die rated for the surge environment of an offline front-end. This integration enables the compact 8-pin PG-DSO footprint and eliminates the auxiliary winding typically needed to power the controller in older designs. Typical applications include 100 W to 800 W SMPS front-ends for desktop PCs, gaming consoles, plasma/LCD televisions, and industrial power supplies requiring EN61000-3-2 compliance. The 100 kHz upper switching limit and synchronization input make it well suited to coordinate with the downstream LLC or quasi-resonant converter in two-stage converter architectures. Designers should plan for thermal management of the gate-driver dissipation at high switching frequency and for input-bridge bulk-cap sizing that determines hold-up time. The controller's wide input range allows a single board design to ship globally without input-voltage strapping. This page synthesizes distributor pricing, drop-in alternatives within the 8-pin PG-DSO footprint, and practical PFC design notes not found in the standalone manufacturer datasheet.
ICE3PCS03GXUMA1 - 8-Pin CCM PFC Controller, 85-265VAC | Infineon
The Infineon ICE3PCS03GXUMA1 is an 8-pin wide-input-range Continuous Conduction Mode (CCM) Power Factor Correction (PFC) controller IC housed in a PG-DSO-8 (SOIC-8) package, designed for active CCM PFC converters operating from 85VAC to 265VAC universal mains input. The device features an adjustable switching frequency range of 21 kHz to 250 kHz, a precision 2.5 V internal reference, integrated digital control voltage loop, low peak current limit threshold of 0.2 V, and the ability to synchronize with an external switching frequency source for coordinated multi-stage power designs. A Power Factor Correction (PFC) controller is a power management integrated circuit that shapes the input current of an AC/DC converter to be in phase with the input voltage, raising the power factor toward unity and reducing harmonic distortion. Within the broader hierarchy, a PFC controller is a type of AC/DC converter control IC, which sits under power management ICs in the semiconductor taxonomy. CCM operation means the inductor current stays continuously above zero, reducing peak current stress and EMI versus Discontinuous Conduction Mode (DCM) at high power levels. Key technical features include a low internal reference trimmed at 2.5 V for high-accuracy output voltage regulation, a very low start-up current to minimize standby losses, an integrated digital control voltage loop that eliminates external compensation components, and built-in protection functions including output overvoltage, undervoltage, open-loop, and overcurrent protection. The IC is the third generation of Infineon's CoolSET/PFC family, succeeding the ICE1PCS0x and ICE2PCS0x series with smaller footprint, fewer external parts, and improved light-load efficiency. Typical applications include 80 PLUS compliant desktop PC SMPS, 100 W to 1 kW industrial switch-mode power supplies, flat-panel TV power supplies, server and telecom rectifiers, LED driver front-end PFC stages, and white-goods inverter power boards. The wide 85-265 VAC input range makes the part suitable for global-market products that must operate from both 115 V and 230 V nominal mains without component changes. When designing with this controller, place the current-sense resistor between the boost MOSFET source and ground using short, wide traces to avoid switching noise injection. Use a low-ESR X2-rated film capacitor at the rectified mains input, and ensure the gate-drive trace to the external boost MOSFET is kept short to limit parasitic inductance and ringing.