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Contents

README

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GL25N40A8

GL · MOSFETs · TO-220

GL25N40A8 from GL, in a TO-220. 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(TH) of 2.0 to 4.0 V at VDS=VGS, ID=250µA and an absolute maximum VGS of ±30 V.
2 D passive Drain; withstands VDSS of 400 V and carries continuous ID of 25 A (17.5 A at TC=100 °C), pulsed IDM 100 A; connected to the tab per the TO-220 outline.
3 S passive Source; current return of the channel, with body diode continuous current ISD of 25 A and pulsed 100 A.

Key specifications

Parameter Value
Manufacturer GL
Package TO-220
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-to-Source Voltage VDSS 400 V Tc=25℃ 1
Continuous Drain Current ID 25 A Tc=25℃ 1
Continuous Drain Current ID 17.5 A TC=100 °C 1
Pulsed Drain Current IDM 100 A 1
Gate-to-Source Voltage VGS -30 30 V 1
Single Pulse Avalanche Energy EAs 1850 mJ L=10mH, ID=19A, Start TJ=25℃ 1
Avalanche Energy, Repetitive EAr 155 mJ 1
Avalanche Current IAR 25 A 1
Peak Diode Recovery dv/dt dv/dt 5 V/ns ISD=25A, di/dt ≤100A/us, VDD≤BVDS, Start TJ=25℃ 1
Power Dissipation PD 250 W Tc=25℃ 1
Operating Junction Temperature TJ 150 ℃ 1
Storage Temperature Range Tstg -55 150 ℃ 1
Maximum Temperature for Soldering TL 300 ℃ 1
Thermal Resistance, Junction-to-Case RθJC 0.5 ℃/ W 2
Thermal Resistance, Junction-to-Ambient RθJA 62.5 ℃/ W 2
Drain to Source Breakdown Voltage VDSS 400 V VGS=0V,ID=250µA 2
Drain to Source Leakage Current IDSS 1 µA VDS=400V, VGS=0V,Ta=25℃ 2
Drain to Source Leakage Current IDSS 100 µA VDS=320V, VGS=0V,Ta=125℃ 2
Gate to Source Forward Leakage IGSS(F) 100 nA VGS=+30V 2
Gate to Source Reverse Leakage IGSS(R) -100 nA VGS=-30V 2
Drain-to-Source On-Resistance RDS(ON) 0.13 0.155 Ω VGS=10V,ID=12.5A 2
Gate Threshold Voltage VGS(TH) 2 4 V VDS=VGS,ID=250µA 2
Diode Continuous Source Current ISD 25 A 3
Maximum Pulsed Current (Body Diode) ISM 100 A 3
Diode Forward Voltage VSD 1.5 V IS=25A,VGS=0V 3
Bvdss Temperature Coefficient ΔBVDSS/ΔTJ 0.53 V/℃ ID=250uA,Reference25℃ 2
Forward Trans conductance gfs 16 S VDS=15V,ID=12.5A 2
Input Capacitance Ciss 2650 pF VGS=0V VDS=25V f=1.0MHz 2
Output Capacitance Coss 320 pF VGS=0V VDS=25V f=1.0MHz 2
Reverse Transfer Capacitance Crss 25 pF VGS=0V VDS=25V f=1.0MHz 2
Turn-on Delay Time td(ON) 35 ns ID=25A,VDD=200V,VGS=10V,Rg=25Ω 2
Rise Time tr 71 ns ID=25A,VDD=200V,VGS=10V,Rg=25Ω 2
Turn-Off Delay Time td(OFF) 160 ns ID=25A,VDD=200V,VGS=10V,Rg=25Ω 2
Fall Time tf 72 ns ID=25A,VDD=200V,VGS=10V,Rg=25Ω 2
Total Gate Charge Qg 60 nC ID=25A,VDD=200V,VGS=10V 2
Gate to Source Charge Qgs 12 nC ID=25A,VDD=200V,VGS=10V 2
Gate to Drain (Miller) Charge Qgd 19 nC ID=25A,VDD=200V,VGS=10V 2
Reverse Recovery Time trr 303 ns IS=25A,Tj=25℃,dIF/dt=100A/μs,VGS=0V 3
Reverse Recovery Charge Qrr 1867 μC IS=25A,Tj=25℃,dIF/dt=100A/μs,VGS=0V 3

CAD (KiCad official)

  • Symbol: GL25N40A8
  • Footprint: Package_TO_SOT_THT:TO-220-3_Vertical
  • 3D model: TO-220 (KiCad packages3D, STEP)
  • 3D model files: gl25n40a8-etched.step / gl25n40a8-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gl25n40a8.step / gl25n40a8.glb are the bare package body.

Provenance

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

  • Datasheet: GL datasheet (5 pp, sha256 20897f3525ee9103, retrieved 2026-10-22, 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