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CMH90N20

Cmos · MOSFETs · TO-247

CMH90N20 from Cmos, in a TO-247. 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 2 to 4 V at ID=250uA.
2 D passive Drain; rated for 200 V drain-source voltage and 100 A continuous current at TC=25℃ (400 A pulsed), and connected to the mounting tab.
3 S passive Source; carries up to 100 A continuous source (body diode) current.

Key specifications

Parameter Value
Manufacturer Cmos
Package TO-247
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 Voltage VDS 200 V 1
Gate-Source Voltage VGS -20 20 V 1
Continuous Drain Current ID@TC=25℃ 100 A 1
Continuous Drain Current ID@TC=100℃ 70.5 A 1
Pulsed Drain Current IDM 400 A 1
Single Pulse Avalanche Energy EAS 3240 mJ 1
Total Power Dissipation PD@TC=25℃ 550 W 1
Storage Temperature Range TSTG -55 150 ℃ 1
Operating Junction Temperature Range TJ 150 ℃ 1
Drain-Source Breakdown Voltage BVDSS 200 V VGS=0V, ID=250uA 2
Static Drain-Source On-Resistance RDS(ON) 25 mΩ VGS=10V, ID=40A 2
Gate Threshold Voltage VGS(th) 2 4 V VDS=VGS, ID=250uA 2
Drain-Source Leakage Current IDSS 1 uA VDS=200V, VGS=0V 2
Gate-Source Leakage Current IGSS 100 nA VGS=±20V, VDS=0V 2
Continuous Source Current IS 100 A 2
Pulsed Source Current ISM 400 A VG=VD=0V, Force Current 2
Diode Forward Voltage VSD 1.4 V VGS=0V, IS=40A 2
Thermal Resistance Junction-case RθJC 0.23 ℃/W 1
Thermal Resistance Junction-ambient RθJA 62.5 ℃/W 1

CAD (KiCad official)

  • Symbol: CMH90N20
  • Footprint: Package_TO_SOT_THT:TO-247-3_Vertical
  • 3D model: TO-247 (KiCad packages3D, STEP)
  • 3D model files: cmh90n20-etched.step / cmh90n20-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cmh90n20.step / cmh90n20.glb are the bare package body.

Provenance

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

  • Datasheet: Cmos datasheet (3 pp, sha256 0dc4de5992289eba, retrieved 2026-11-07, 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