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2P4M

WEIDA · Thyristors (SCR)/Modules · TO-252

2P4M from WEIDA, in a TO-252. 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 K passive Cathode (K) of the SCR; pin 1 of TO-252-4R, with 600 V VDRM/VRRM and 2 A IT(RMS) rating for the device.
2 A passive Anode (A) of the SCR; pin 2 of TO-252-4R, repetitive peak off-state/reverse voltage 600 V.
3 G input Gate (G) trigger input; pin 3 of TO-252-4R, IGT max 200 µA at VD=12V, RL=33Ω, peak gate current IGM 0.2 A.

Key specifications

Parameter Value
Manufacturer WEIDA
Package TO-252
Category Transistors/Thyristors
Pins 3

CAD (KiCad official)

  • Symbol: 2P4M
  • Footprint: Package_TO_SOT_SMD:TO-252-2
  • 3D model: TO-252 (KiCad packages3D, STEP)
  • 3D model files: 2p4m-etched.step / 2p4m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 2p4m.step / 2p4m.glb are the bare package body.

Provenance

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

  • Datasheet: WEIDA datasheet (7 pp, sha256 e46d0d6920230423, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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