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WG3404

Wild Goose · MOSFETs · SOT-23

WG3404 from Wild Goose, in a SOT-23. 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; controls the channel, with VGS limited to ±20 V and a threshold of 1.2 V min to 2.4 V max at 250 μA.
2 S passive Source; the MOSFET source terminal, with continuous drain current of 5.8 A.
3 D passive Drain; the MOSFET drain terminal, with VDS of 30 V max and pulsed drain current of 20 A.

Key specifications

Parameter Value
Manufacturer Wild Goose
Package SOT-23
Category Transistors/Thyristors
Pins 3

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Drain-Source Voltage VDS 30 V 1
Gate-Source Voltage VGS -20 20 V 1
Drain Current-Continuous ID 5.8 A 1
Drain Current-Pulsed IDM 20 A Note 1 1
Maximum Power Dissipation PD 1.4 W 1
Operating Junction and Storage Temperature Range TJ,TSTG -55 150 ℃ 1
Thermal Resistance, Junction-to-Ambient RθJA 89 ℃/W Note 2: surface mounted on FR4 board, t ≤ 10 sec 1
Drain-Source Breakdown Voltage BVDSS 30 33 V VGS=0V ID=250μA 2
Zero Gate Voltage Drain Current IDSS 1 μA VDS=30V,VGS=0V 2
Gate-Body Leakage Current IGSS -100 100 nA VGS=±20V,VDS=0V 2
Gate Threshold Voltage VGS(th) 1.2 1.6 2.4 V VDS=VGS,ID=250μA 2
Drain-Source On-State Resistance RDS(ON) 25.5 31 mΩ VGS=10V, ID=5A 2
Drain-Source On-State Resistance RDS(ON) 36 43 mΩ VGS=4.5V, ID=4A 2
Diode Forward Voltage VSD 1.2 V VGS=0V,IS=5A 2
Diode Forward Current IS 5 A 2

CAD (KiCad official)

  • Symbol: WG3404
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: wg3404-etched.step / wg3404-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); wg3404.step / wg3404.glb are the bare package body.

Provenance

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

  • Datasheet: Wild Goose datasheet (5 pp, sha256 e995fb5a7683a3f9, retrieved 2026-10-18, 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