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Contents

README

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BAT42W-E3-08

Vishay Intertech · Schottky Barrier Diodes (SBD) · SOD-123

BAT42W-E3-08 from Vishay Intertech, in a SOD-123. 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 SOD-123
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
Repetitive peak reverse voltage VRRM 30 V 1
Forward continuous current IF 200 mA 1
Repetitive peak forward current IFRM 500 mA tp < 1 s, < 0.5 1
Surge forward current IFSM 4 A tp < 10 ms 1
Power dissipation Ptot 200 mW Tamb = 65 °C 1
Thermal resistance junction to ambient air RthJA 300 K/W 1
Junction temperature Tj 125 °C 1
Operating temperature range Top -55 125 °C 1
Storage temperature range Tstg -55 150 °C 1
Reverse breakdown voltage V(BR) 30 V IR = 100 μA (pulsed) 2
Leakage current IR 0.5 μA VR = 25 V 2
Leakage current IR 100 μA VR = 25 V, Tj = 100 °C 2
Forward voltage VF 1000 mV IF = 200 mA 2
Forward voltage VF 400 mV IF = 10 mA BAT42W 2
Forward voltage VF 650 mV IF = 50 mA BAT42W 2
Reverse recovery time trr 5 ns IF = 10 mA, IR = 10 mA, iR = 1 mA, RL = 100 2

CAD (KiCad official)

  • Symbol: BAT42W-E3-08
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123 (KiCad packages3D, STEP)
  • 3D model files: bat42w-e3-08-etched.step / bat42w-e3-08-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bat42w-e3-08.step / bat42w-e3-08.glb are the bare package body.

Provenance

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

  • Datasheet: Vishay Intertech datasheet (4 pp, sha256 dbb8f032a541f391, retrieved 2026-10-31, tier: manufacturer)
  • 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