component

1SS427

Public Made by Adom

by adom

TOSHIBA Switching Diodes, SOD-923. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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1SS427

TOSHIBA · Switching Diodes · SOD-923

1SS427 from TOSHIBA, in a SOD-923. 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 Cathode passive Cathode terminal of the 1SS427 switching diode, as shown in the SOD-923 packaging and internal circuit diagram.
2 Anode passive Anode terminal of the 1SS427 switching diode, as shown in the SOD-923 packaging and internal circuit diagram.

Key specifications

Parameter Value
Manufacturer TOSHIBA
Package SOD-923
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
Reverse current IR(1) 0.1 µA VR = 30 V 2
Reverse current IR(2) 0.5 µA VR = 80 V 2
Forward voltage VF(3) 0.98 1.2 V IF = 100 mA 2
Peak reverse voltage VRM 85 V 2
Reverse voltage VR 80 V 2
Peak forward current IFM 200 mA 2
Average rectified current IO 100 mA 2
Power dissipation PD 150 mW Note 1: mounted on glass epoxy circuit board 20 mm × 20 mm, pad 4 mm × 4 mm 2
Non-repetitive peak forward surge current IFSM 1 A Note 2: measured with a 10 ms pulse 2
Junction temperature Tj 150 °C 2
Storage temperature Tstg -55 150 °C 2
Forward voltage VF(1) 0.62 V IF = 1 mA 2
Forward voltage VF(2) 0.75 V IF = 10 mA 2
Total capacitance Ct 0.3 pF VR = 0 V, f = 1 MHz 2
Reverse recovery time trr 1.6 ns IF = 10 mA, See Fig. 5.1. 2

CAD (KiCad official)

  • Symbol: 1SS427
  • Footprint: Diode_SMD:D_SOD-923
  • 3D model: SOD-923 (KiCad packages3D, STEP)
  • 3D model files: 1ss427-etched.step / 1ss427-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 1ss427.step / 1ss427.glb are the bare package body.

Provenance

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

  • Datasheet: TOSHIBA datasheet (7 pp, sha256 7db8cc06b72dcb43, retrieved 2026-10-26, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-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