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Contents

README

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CRST045N10N

CRMICRO · MOSFETs · TO-220

CRST045N10N from CRMICRO, 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; threshold VGS(th) is 2 to 4 V at ID=250uA and absolute maximum VGS is ±20 V.
2 D passive Drain, also connected to the mounting tab; VDS max 100 V and continuous ID 120 A (package limit) at TC=25°C.
3 S passive Source; body diode runs from source to drain with forward voltage VSD typ 0.89 V, max 1.3 V at ISD=50A.

Key specifications

Parameter Value
Manufacturer CRMICRO
Package TO-220
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
Continuous drain current (silicon limit) ID 172 A TC = 25°C (Silicon limit) 1
Continuous drain current (package limit) ID 120 A TC = 25°C (Package limit) 1
Continuous drain current (silicon limit) ID 109 A TC = 100°C (Silicon limit) 1
Pulsed drain current ID pulse 480 A TC = 25°C, tp limited by Tjmax 1
Power dissipation Ptot 227 W TC = 25°C 1
Avalanche energy, single pulse EAS 256 mJ L=0.5mH, Rg=25Ω 1
Operating junction and storage temperature Tj, Tstg -55 150 °C 1
Thermal resistance, junction to case RthJC 0.55 °C/W 2
Thermal resistance, junction to ambient RthJA 62 °C/W min. footprint 2
Gate threshold voltage VGS(th) 2 3 4 V VDS=VGS, ID=250uA 2
Drain-source breakdown voltage BVDSS 100 V VGS=0V, ID=250uA 2
Zero gate voltage drain current IDSS 0.05 1 µA VDS=100V, VGS=0V, Tj=25°C 2
Zero gate voltage drain current IDSS 10 µA VDS=100V, VGS=0V, Tj=125°C 2
Gate-source leakage current IGSS -100 10 100 nA VGS=±20V, VDS=0V 2
Drain-source on-state resistance RDS(on) 3.6 4.5 mΩ VGS=10V, ID=50A 2
Body diode forward voltage VSD 0.89 1.3 V VGS=0V, ISD=50A 3

CAD (KiCad official)

  • Symbol: CRST045N10N
  • Footprint: Package_TO_SOT_THT:TO-220-3_Vertical
  • 3D model: TO-220 (KiCad packages3D, STEP)
  • 3D model files: crst045n10n-etched.step / crst045n10n-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); crst045n10n.step / crst045n10n.glb are the bare package body.

Provenance

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

  • Datasheet: CRMICRO datasheet (10 pp, sha256 7fd98d81f9852be2, retrieved 2026-10-17, 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