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Contents

README

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RR264M-400TR

ROHM Semicon · Diodes - General Purpose · SOD-123F

RR264M-400TR from ROHM Semicon, in a SOD-123F. 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 of the rectifying diode (marked side); the datasheet shows only anode/cathode labels on the PMDU outline, with 400V VRM and 1A direct current rating.
2 A passive Anode of the rectifying diode; the datasheet shows only anode/cathode labels on the PMDU outline, with forward voltage max 1.1V at IF=0.7A.

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package SOD-123F
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
Forward voltage VF 1.1 V IF=0.7A, Tj=25°C 1
Reverse current IR 10 A VR=400V, Tj=25°C 1
Repetitive peak reverse voltage VRM 400 V Ta=25°C 1
Direct forward current IF 1 A Ta=25°C 1
Average current Io 0.7 A 60Hz half sin wave, Resistive load 1
Non-repetitive forward surge current IFSM 25 A 60Hz half sin wave, Non-repetitive, Tj=25°C 1
Junction temperature Tj 150 °C 1
Storage temperature Tstg -55 150 °C 1

CAD (KiCad official)

  • Symbol: RR264M-400TR
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123F (KiCad packages3D, STEP)
  • 3D model files: rr264m-400tr-etched.step / rr264m-400tr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rr264m-400tr.step / rr264m-400tr.glb are the bare package body.

Provenance

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

  • Datasheet: ROHM Semicon datasheet (7 pp, sha256 37dc846d4bb3b96b, retrieved 2026-10-22, tier: manufacturer)
  • 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