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WSD40120DN56G

Public Made by Adom

by adom

Winsok Semicon MOSFETs, DFN5x6-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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WSD40120DN56G

Winsok Semicon · MOSFETs · DFN5x6-8

WSD40120DN56G from Winsok Semicon, in a DFN5x6-8. 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 S passive Source terminal of the N-channel MOSFET (VDS rated 40 V, continuous ID 120 A at TC=25℃ with VGS=10 V).
2 S passive Source terminal of the N-channel MOSFET (VDS rated 40 V, continuous ID 120 A at TC=25℃ with VGS=10 V).
3 S passive Source terminal of the N-channel MOSFET (VDS rated 40 V, continuous ID 120 A at TC=25℃ with VGS=10 V).
4 G input Gate terminal, rated for VGS of ±20 V with a gate threshold of 1.2 V min to 2.2 V max.
5 D passive Drain terminal of the N-channel MOSFET (VDS rated 40 V, pulsed IDM 400 A).
6 D passive Drain terminal of the N-channel MOSFET (VDS rated 40 V, pulsed IDM 400 A).
7 D passive Drain terminal of the N-channel MOSFET (VDS rated 40 V, pulsed IDM 400 A).
8 D passive Drain terminal of the N-channel MOSFET (VDS rated 40 V, pulsed IDM 400 A).
9 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Winsok Semicon
Package DFN5x6-8
Category Transistors/Thyristors
Pins 9

CAD (KiCad official)

  • Symbol: WSD40120DN56G
  • Footprint: Package_DFN_QFN:DFN-S-8-1EP_6x5mm_P1.27mm
  • 3D model: DFN5x6-8 (KiCad packages3D, STEP)
  • 3D model files: wsd40120dn56g-etched.step / wsd40120dn56g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); wsd40120dn56g.step / wsd40120dn56g.glb are the bare package body.

Provenance

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

  • Datasheet: Winsok Semicon datasheet (5 pp, sha256 428e9a4f05486b7a, 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