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Contents

README

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1N5401-E3

Vishay Intertech · Diodes - General Purpose · DO-201AD

1N5401-E3 from Vishay Intertech, in a DO-201AD. 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 banded/marked end per the datasheet; pad 1 of the KiCad diode footprint.
2 A passive Anode.

Key specifications

Parameter Value
Manufacturer Vishay Intertech
Package DO-201AD
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
Maximum repetitive peak reverse voltage VRRM 100 V 1
Maximum RMS voltage VRMS 70 V 1
Maximum DC blocking voltage VDC 100 V 1
Maximum average forward rectified current IF(AV) 3 A 0.5" (12.5 mm) lead length at TL = 105 °C 1
Peak forward surge current IFSM 200 A 8.3 ms single half sine-wave superimposed on rated load 1
Maximum full load reverse current, full cycle average IR(AV) 500 μA 0.5" (12.5 mm) lead length at TL = 105 °C 1
Operating junction and storage temperature range TJ, TSTG -50 150 °C 1
Maximum instantaneous forward voltage VF 1.2 V 3.0 A 2
Maximum DC reverse current at rated DC blocking voltage IR 5 μA at rated DC blocking voltage, TA = 25 °C 2
Maximum DC reverse current at rated DC blocking voltage IR 500 μA at rated DC blocking voltage, TA = 150 °C 2
Typical thermal resistance junction to ambient RJA 20 °C/W Note (1): junction to ambient at 0.375" (9.5 mm) lead length, PCB mounted with 0.8" x 0.8" (20 mm x 20 mm) copper heatsinks 2

CAD (KiCad official)

  • Symbol: 1N5401-E3
  • Footprint: Diode_THT:D_DO-201AD_P15.24mm_Horizontal
  • 3D model: DO-201AD (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Vishay Intertech datasheet (4 pp, sha256 89ec8716238a9608, retrieved 2026-10-15, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary cathode-band convention (convention), consensus off (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