Install this component

Paste this into Claude Code (VS Code panel, Adom editor, or terminal) to install:

Search the Adom Wiki for the library component "1N5819" (slug: 1n5819) at https://wiki-ufypy5dpx93o.adom.cloud/wiki/libraries/1n5819. Pull down the KiCad symbol, footprint, and 3D model files from the wiki page's assets. Install them into my current KiCad project and register in sym-lib-table and fp-lib-table. If the page has a datasheet URL, save that too.
Manufacturer ON Semiconductor
Package DO-41
Pins 2 pins (Diode)
LCSC C9900
Type Schottky barrier rectifier
Max Reverse Voltage (VR) 40V
Max Forward Current (IF) 1A
Forward Voltage (VF) 0.34V @ 100mA, 0.6V @ 1A

Library View

Interactive symbol, footprint, and 3D model — hover pins for cross-highlighting.

SymbolGenerated Generated from pin data (KiCad symbol Diode/1N5819 is extends-based)
FootprintKiCad KiCad standard library: Diode_THT/D_DO-41_SOD81_P10.16mm_Horizontal
3DGenerated Generated pad visualization (Babylon.js)

Breakout Board

Auto-generated breakout molecule for 1N5819 — all pins brought to 2mm-pitch headers with 4 corner machine pins on 8mm grid.

Pricing & Availability

Specifications

TypeSchottky barrier rectifier
Max Reverse Voltage (VR)40V
Max Forward Current (IF)1A
Forward Voltage (VF)0.34V @ 100mA, 0.6V @ 1A
Max Surge Current (IFSM)25A
Max Reverse Current (IR)1mA @ 40V
Power Dissipation1.25W
PackageDO-41 (axial)

Pin Configuration

Diode
PinNameGroupFunction
Diode — Schottky diode
1AnodeDiodeAnode (band on cathode side)
2CathodeDiodeCathode (marked with band)

AI Skill Technical Reference

Edit AI Skill

1N5819 — 1A 40V Schottky diode, DO-41

Manufacturer: ON Semiconductor Package: DO-41 LCSC: C9900

Description

The 1N5819 is a 1A 40V Schottky barrier rectifier diode. Low forward voltage drop of 0.6V at 1A. Commonly used for low-voltage power supply rectification and protecting against reverse battery connection.

Electrical Specifications

  • Type: Schottky barrier rectifier
  • Max Reverse Voltage (VR): 40V
  • Max Forward Current (IF): 1A
  • Forward Voltage (VF): 0.34V @ 100mA, 0.6V @ 1A
  • Max Surge Current (IFSM): 25A
  • Max Reverse Current (IR): 1mA @ 40V
  • Power Dissipation: 1.25W
  • Package: DO-41 (axial)

Pin Configuration

Package: DO-41

  • Pin 1: Anode — Anode (band on cathode side)
  • Pin 2: Cathode — Cathode (marked with band)

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0 revisions · Updated 2026-03-02 17:31:36