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Contents

README

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FS10ASJ-03-VB

VBsemi Elec · MOSFETs · TO-252

FS10ASJ-03-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; gate-source voltage limited to ±20 V with a threshold of 1.5 V min to 2.0 V (VDS = VGS, ID = 250 µA).
2 D passive Drain; drain-source voltage is 30 V max with pulsed drain current up to 200 A.
3 S passive Source; N-channel MOSFET source terminal with RDS(on) of 0.007 Ω at VGS = 10 V and 0.009 Ω at VGS = 4.5 V.

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 Breakdown Voltage VDS 30 V VGS = 0 V, ID = 250 µA 2
Gate-Source Threshold Voltage VGS(th) 1.5 2 V VDS = VGS, ID = 250 µA 2
Gate-Source Leakage IGSS -100 100 nA VDS = 0 V, VGS = ± 20 V 2
Zero Gate Voltage Drain Current IDSS 1 µA VDS = 30 V, VGS = 0 V 2
Zero Gate Voltage Drain Current IDSS 10 µA VDS = 30 V, VGS = 0 V, TJ = 55 °C 2
On-State Drain Current ID(on) 90 A VDS ≥ 5 V, VGS = 10 V 2
Total Gate Charge Qg 35 45 nC VDS = 15 V, VGS = 10 V, ID = 21.8 A 2
Total Gate Charge Qg 25 35 nC VDS = 15 V, VGS = 4.5 V, ID = 21.8 A 2
Gate Resistance Rg 1.4 2.1 Ω f = 1 MHz 2
Turn-On Delay Time td(on) 18 27 ns VDD = 15 V, RL = 0.625 Ω, VGEN = 10 V, Rg = 1 Ω 2
Rise Time tr 11 17 ns VDD = 15 V, RL = 0.625 Ω, VGEN = 10 V, Rg = 1 Ω 2
Turn-Off Delay Time td(off) 70 105 ns VDD = 15 V, RL = 0.625 Ω, VGEN = 10 V, Rg = 1 Ω 2
Fall Time tf 10 15 ns VDD = 15 V, RL = 0.625 Ω, VGEN = 10 V, Rg = 1 Ω 2
Turn-On Delay Time td(on) 55 83 ns VDD = 15 V, RL = 0.67 Ω, VGEN = 4.5 V, Rg = 1 Ω 2
Rise Time tr 180 270 ns VDD = 15 V, RL = 0.67 Ω, VGEN = 4.5 V, Rg = 1 Ω 2
Turn-Off Delay Time td(off) 55 83 ns VDD = 15 V, RL = 0.67 Ω, VGEN = 4.5 V, Rg = 1 Ω 2
Fall Time tf 12 18 ns VDD = 15 V, RL = 0.67 Ω, VGEN = 4.5 V, Rg = 1 Ω 2
Continuous Source-Drain Diode Current IS 120 A TC = 25 °C 2
Pulse Diode Forward Current ISM 120 A 2
Body Diode Voltage VSD 0.8 1.2 V IS = 22 A 2
Body Diode Reverse Recovery Time trr 52 78 ns IF = 20 A, di/dt = 100 A/µs, TJ = 25 °C 2
Body Diode Reverse Recovery Charge Qrr 70.2 105 nC IF = 20 A, di/dt = 100 A/µs, TJ = 25 °C 2
Drain-Source Voltage VDS 30 V TA = 25 °C 1
Gate-Source Voltage VGS -20 20 V TA = 25 °C 1
Pulsed Drain Current IDM 200 A TA = 25 °C 1
Single Pulse Avalanche Energy EAS 94.8 mJ L = 0.1 mH 1
Maximum Power Dissipation PD 100 W TC = 25 °C 1
Maximum Power Dissipation PD 75 W TC = 70 °C 1
Operating Junction and Storage Temperature Range TJ, Tstg -55 175 °C 1
Maximum Junction-to-Ambient RthJA 32 40 °C/W t ≤ 10 sec, surface mounted on 1" x 1" FR4 board 1
Maximum Junction-to-Case RthJC 0.5 0.6 °C/W Steady State 1
Drain-Source On-State Resistance RDS(on) 0.007 Ω VGS = 10 V, ID = 21.8 A 2
Drain-Source On-State Resistance RDS(on) 0.009 Ω VGS = 4.5 V, ID = 18 A 2
Forward Transconductance gfs 160 S VDS = 15 V, ID = 21.8 A 2
Input Capacitance Ciss 2201 pF VDS = 15 V, VGS = 0 V, f = 1 MHz 2
Output Capacitance Coss 525 pF VDS = 15 V, VGS = 0 V, f = 1 MHz 2
Reverse Transfer Capacitance Crss 370 pF VDS = 15 V, VGS = 0 V, f = 1 MHz 2
Gate-Source Charge Qgs 15 nC 2
Gate-Drain Charge Qgd 20 nC 2
VDS Temperature Coefficient ΔVDS/TJ 35 mV/°C ID = 250 µA 2
VGS(th) Temperature Coefficient ΔVGS(th)/TJ -7.5 mV/°C ID = 250 µA 2

CAD (KiCad official)

  • Symbol: FS10ASJ-03-VB
  • Footprint: Package_TO_SOT_SMD:TO-252-2
  • 3D model: TO-252 (KiCad packages3D, STEP)
  • 3D model files: fs10asj-03-vb-etched.step / fs10asj-03-vb-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); fs10asj-03-vb.step / fs10asj-03-vb.glb are the bare package body.

Provenance

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

  • Datasheet: VBsemi Elec datasheet (8 pp, sha256 2e18942255cdb103, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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