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Contents

README

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STP4N150

STMicroelectronics · MOSFETs · TO-220

STP4N150 from STMicroelectronics, in a TO-220. 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 G input Gate control input terminal; apply VGS = ±30 V maximum to modulate drain-source conduction of N-channel MOSFET.
2 D passive Drain terminal rated for 1500 V drain-source voltage; carries continuous current of 4 A at TC = 25°C and 2.5 A at TC = 100°C; soldered to heat sink tab for thermal dissipation.
3 S power_in Source terminal providing return path for drain current and ground reference potential for gate-source control voltage.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package TO-220
Category Transistors/Thyristors
Pins 3

CAD (KiCad official)

  • Symbol: STP4N150
  • Footprint: Package_TO_SOT_THT:TO-220-3_Vertical
  • 3D model: TO-220 (KiCad packages3D, STEP)
  • 3D model files: stp4n150-etched.step / stp4n150-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stp4n150.step / stp4n150.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (23 pp, sha256 b8e7bc5bad686673, retrieved 2026-10-01, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5-5 (agreed), 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