Loads on click. Unloads only if this page sits in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads on click. Unloads only if this page sits in the background.

PCB Footprint

Open full view ↗
Loads on click. Unloads only if this page sits in the background.
Loads on click. Unloads only if this page sits in the background.
Download PDF
Contents

README

markdown

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