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Contents

README

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1N4002-E3

Vishay Intertech · Diodes - General Purpose · DO-41

1N4002-E3 from Vishay Intertech, in a DO-41. 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 terminal, the lead at the colour-band end of the DO-204AL body; the 1N4002 blocks up to 100 V VRRM (70 V RMS, 100 V DC) when this lead is positive relative to the anode.
2 A passive Anode terminal, the lead opposite the colour band; it carries up to 1.0 A average forward current (IF(AV) at TA = 75 °C) with 1.1 V maximum VF at 1.0 A.

Key specifications

Parameter Value
Manufacturer Vishay Intertech
Package DO-41
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 TA = 25 °C 1
Maximum RMS voltage VRMS 70 V TA = 25 °C 1
Maximum DC blocking voltage VDC 100 V TA = 25 °C 1
Maximum average forward rectified current IF(AV) 1 A 0.375" (9.5 mm) lead length at TA = 75 °C 1
Peak forward surge current IFSM 30 A 8.3 ms single half sine-wave superimposed on rated load 1
Non-repetitive peak forward surge current IFSM 45 A square waveform, TA = 25 °C, tp = 1 ms 1
Non-repetitive peak forward surge current IFSM 35 A square waveform, TA = 25 °C, tp = 2 ms 1
Non-repetitive peak forward surge current IFSM 30 A square waveform, TA = 25 °C, tp = 5 ms 1
Maximum full load reverse current, full cycle average IR(AV) 30 μA 0.375" (9.5 mm) lead length, TL = 75 °C 1
Rating for fusing I2t 3.7 A2s t < 8.3 ms 1
Operating junction and storage temperature range TJ, TSTG -50 150 °C 1
Maximum instantaneous forward voltage VF 1.1 V 1.0 A, TA = 25 °C 2
Maximum DC reverse current at rated DC blocking voltage IR 5 μA TA = 25 °C 2
Maximum DC reverse current at rated DC blocking voltage IR 50 μA TA = 125 °C 2
Typical junction capacitance CJ 15 pF 4.0 V, 1 MHz 2
Typical thermal resistance junction to ambient RJA 50 °C/W 0.375" (9.5 mm) lead length, PCB mounted 2
Typical thermal resistance junction to lead RJL 25 °C/W 0.375" (9.5 mm) lead length, PCB mounted 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin Terminals: Matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 1

CAD (KiCad official)

  • Symbol: 1N4002-E3
  • Footprint: Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal
  • 3D model: DO-41 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Vishay Intertech datasheet (5 pp, sha256 d4aa6d55ce0e4a1a, 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