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Ray Publish 0.1.0 070f376 12d ago

IRS4426STRPBF

Infineon Technologies · Gate Drive ICs · SOIC-8

IRS4426STRPBF from Infineon Technologies, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 NC unconnected No connection; this pin is not connected internally.
2 INA input Logic input for gate driver output OUTA, out of phase with the output for IRS4426 and IRS4428 and in phase for IRS4427.
3 GND power_in Ground reference for the device, to which all voltages are referenced (COM).
4 INB input Logic input for gate driver output OUTB, out of phase for IRS4426 and in phase for IRS4427 and IRS4428.
5 OUTB output Gate drive output B.
6 VCC power_in Supply voltage; the recommended gate drive supply range is 6 V to 20 V.
7 OUTA output Gate drive output A.
8 NC unconnected No connection; this pin is not connected internally.

Key specifications

Parameter Value
Manufacturer Infineon Technologies
Package SOIC-8
Category Power Management ICs
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Logic input high voltage VIH 2.5 V 6
Logic input low voltage VIL 0.8 V 6
High level output voltage VOH 1.4 V IO = 0 mA 6
Low level output voltage VOL 0.15 V IO = 20 mA 6
Logic 1 input bias current IIN+ 5 15 µA VIN = 0V (IRS4426) 6
Logic 0 input bias current IIN- -30 -10 µA VIN = 5V (IRS4426) 6
Quiescent VCC supply current IQCC 100 200 µA VIN = 0V or 5V 6
Output high short circuit pulsed current IO+ 2.3 A VO = 0V, VIN = COM (IRS4426) 6
Output low short circuit pulsed current IO- 3.3 A VO = 15V, VIN = 5V (IRS4426) 6
Turn-on propagation delay ton 50 95 ns VCC = 15V, TA = 25°C, CL = 1000pF; Figure 2 7
Turn-off propagation delay toff 50 95 ns VCC = 15V, TA = 25°C, CL = 1000pF; Figure 2 7
Turn-on rise time tr 25 55 ns VCC = 15V, TA = 25°C, CL = 1000pF; Figure 2 7
Turn-off fall time tf 25 55 ns VCC = 15V, TA = 25°C, CL = 1000pF; Figure 2 7
Fixed supply voltage (absolute maximum) VCC -0.3 25 V 5
Package power dissipation PD 0.625 W TA ≤ 25°C 5
Thermal resistance, junction to ambient RthJA 200 °C/W 5
Junction temperature TJ 150 °C 5
Storage temperature TS -55 150 °C 5
Lead temperature (soldering) TL 300 °C 10 seconds 5
Fixed supply voltage (recommended) VCC 6 20 V 5
Ambient temperature TA -40 125 °C 5

CAD (KiCad official)

  • Symbol: IRS4426STRPBF
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: irs4426strpbf-etched.step / irs4426strpbf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); irs4426strpbf.step / irs4426strpbf.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Infineon Technologies datasheet (17 pp, sha256 87504d2f18c9027c, retrieved 2026-10-26, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed (audit)), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF