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Contents

README

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IRFR120ATM-VB

VBsemi Elec · MOSFETs · TO-252

IRFR120ATM-VB from VBsemi Elec, 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 G input Gate-Source Voltage VGS is rated ±20 V (absolute maximum), and VGS(th) is specified at VDS = VGS, ID = 250 µA.
2 D passive Drain-Source Voltage VDS is rated 100 V, and the drain is connected to the package tab (Junction-to-Case (Drain) thermal rating).
3 S passive Continuous Source Current (Diode Conduction) IS is rated 3 A, and the source is the reference for the gate-source voltage ratings.

Key specifications

Parameter Value
Manufacturer VBsemi Elec
Package TO-252
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 100 V 1
Gate-Source Voltage VGS -20 20 V 1
Pulsed Drain Current IDM 40 A 1
Continuous Source Current (Diode Conduction) IS 3 A 1
Avalanche Current IAS 3 A 1
Single Pulse Avalanche Energy EAS 18 mJ L = 0.1 mH 1
Maximum Power Dissipation PD 96 W TC = 25 °C 1
Operating Junction and Storage Temperature Range TJ, Tstg -55 150 °C 1
Junction-to-Ambient Thermal Resistance (10 s) RthJA 15 18 °C/W 10 s 1
Junction-to-Ambient Thermal Resistance (Steady State) RthJA 40 50 °C/W Steady State 1
Junction-to-Case (Drain) Thermal Resistance RthJC 0.85 1.1 °C/W 1
Drain-Source Breakdown Voltage VDS 100 V VGS = 0 V, ID = 250 µA 2
Gate-Body Leakage IGSS -100 100 nA VDS = 0 V, VGS = ± 20 V 2
Total Gate Charge Qg 24 41 nC VDS = 50 V, VGS = 10 V, ID = 3 A 2
Diode Forward Voltage VSD 0.9 1.5 V IF = 3 A, VGS = 0 V 2
Source-Drain Reverse Recovery Time trr 180 250 ns IF = 3 A, dI/dt = 100 A/µs 2

CAD (KiCad official)

  • Symbol: IRFR120ATM-VB
  • Footprint: Package_TO_SOT_SMD:TO-252-2
  • 3D model: TO-252 (KiCad packages3D, STEP)
  • 3D model files: irfr120atm-vb-etched.step / irfr120atm-vb-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); irfr120atm-vb.step / irfr120atm-vb.glb are the bare package body.

Provenance

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

  • Datasheet: VBsemi Elec datasheet (7 pp, sha256 5feb565625c124b8, retrieved 2026-10-30, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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