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Contents

README

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VS40200AT

Vanguard · MOSFETs · ITO-220AB-3

VS40200AT from Vanguard, in a ITO-220AB-3. 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 pin; gate-source voltage is rated ±20 V, with a typical threshold of 1.8 V (1.2 to 2.4 V) at ID=250μA.
2 D passive Drain pin, also connected to the tab; drain-source voltage is 40 V and continuous drain current is 200 A at TC=25°C.
3 S passive Source pin; diode continuous forward current is 200 A at TC=25°C.

Key specifications

Parameter Value
Manufacturer Vanguard
Package ITO-220AB-3
Category Triode/MOS Tube/Transistor
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 Breakdown Voltage V(BR)DSS 40 V VGS=0V, ID=250μA 2
Gate Threshold Voltage VGS(TH) 1.2 1.8 2.4 V VDS=VGS,ID=250μA 2
Zero Gate Voltage Drain Current IDSS 1 μA VDS=40V,VGS=0V 2
Zero Gate Voltage Drain Current (Tj=125℃) IDSS 100 μA VDS=40V,VGS=0V 2
Gate-Body Leakage Current IGSS -100 100 nA VGS=±20V,VDS=0V 2
Drain-Source On-State Resistance RDS(ON) 2.5 4 mΩ VGS=10V, ID=60A 2
Drain-Source On-State Resistance RDS(ON) 3.5 6 mΩ VGS=4.5V, ID=30A 2
Input Capacitance Ciss 5600 6605 7600 pF VDS=20V,VGS=0V, f=1MHz 2
Output Capacitance Coss 400 550 700 pF 2
Reverse Transfer Capacitance Crss 320 440 560 pF 2
Forward on voltage VSD 0.9 1.2 V ISD=30A,VGS=0V 2
Diode continuous forward current IS 200 A TC=25°C 1
Continuous drain current ID 200 A @VGS=-10V, TC=25°C 1
Continuous drain current ID 142 A @VGS=-10V, TC=100°C 1
Pulse drain current tested IDM 800 A TC=25°C 1
Avalanche energy, single pulsed EAS 390 mJ single pulsed 1
Maximum power dissipation PD 150 W TC=25°C 1
Gate-Source voltage VGS -20 20 V 1
Storage and operating temperature range TSTG, TJ -55 175 °C 1
Thermal Resistance-Junction to Case RθJC 1 °C/W 1
Thermal Resistance-Junction to Ambient RθJA 62.5 °C/W 1

CAD (KiCad official)

  • Symbol: VS40200AT
  • Footprint: Package_TO_SOT_THT:TO-220F-3_Vertical
  • 3D model: ITO-220AB-3 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Vanguard datasheet (5 pp, sha256 086e191e115a88f8, retrieved 2026-10-15, 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