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CURB204-G

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Comchip Diodes - Fast Recovery Rectifiers, DO-214AA(SMB). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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CURB204-G

Comchip · Diodes - Fast Recovery Rectifiers · DO-214AA(SMB)

CURB204-G from Comchip, in a DO-214AA(SMB). 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 K passive Cathode, the end marked with the color band; CURB204-G blocks 400 V DC reverse voltage (VRRM 400 V) with 2.0 A average forward current.
2 A passive Anode terminal; CURB204-G has maximum forward voltage of 1.7 V at 2.0 A.

Key specifications

Parameter Value
Manufacturer Comchip
Package DO-214AA(SMB)
Category Diodes
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Max. Repetitive peak reverse voltage VRRM 400 V TA=25°C 1
Max. DC blocking voltage VDC 400 V TA=25°C 1
Max. RMS voltage VRMS 280 V TA=25°C 1
Max. Average forward current IO 2 A TA=25°C 1
Max. Instantaneous forward voltage VF 1 V at 2.0A, TA=25°C 1
Reverse recovery time Trr 50 nS IF=0.5A, IR=1.0A, IRR=0.25A (RG1 circuit) 1
Max. DC reverse current IR 5 μA TA=25°C 1
Operating temperature range TJ -55 150 °C 1
Storage temperature range TSTG -55 150 °C 1

CAD (KiCad official)

  • Symbol: CURB204-G
  • Footprint: Diode_SMD:D_SMB
  • 3D model: DO-214AA(SMB) (KiCad packages3D, STEP)
  • 3D model files: curb204-g-etched.step / curb204-g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); curb204-g.step / curb204-g.glb are the bare package body.

Provenance

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

  • Datasheet: Comchip datasheet (4 pp, sha256 fb628b4d5f3e69fe, retrieved 2026-10-23, 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