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 "HC-SR04" (slug: hc-sr04) at https://wiki-ufypy5dpx93o.adom.cloud/wiki/libraries/hc-sr04. 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 Generic
Package Module
Pins 4 pins (Signal, Power)
LCSC C424738
Range 2cm-400cm
Accuracy ±3mm
Trigger 10µs TTL pulse
Frequency 40kHz

Library View

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

SymbolGenerated Generated from pin data (not in KiCad standard library)
FootprintMissing Not available (Sensor_Distance/HC-SR04 not found in KiCad standard library)
3DGenerated Generated pad visualization (Babylon.js)

Breakout Board

Auto-generated breakout molecule for HC-SR04 — all pins brought to 2mm-pitch headers with 4 corner machine pins on 8mm grid.

Pricing & Availability

Specifications

Range2cm-400cm
Accuracy±3mm
Trigger10µs TTL pulse
Frequency40kHz
Supply5V
InterfaceTrigger/Echo GPIO

Pin Configuration

SignalPower
PinNameGroupFunction
Signal — Trigger and echo interface
2TRIGSignalTrigger input (10µs pulse)
3ECHOSignalEcho output (distance pulse)
Power — Supply and ground
1VCCPowerSupply voltage (5V)
4GNDPowerGround

AI Skill Technical Reference

Edit AI Skill

HC-SR04 — Ultrasonic distance sensor module, 2cm-4m range

Manufacturer: Generic Package: Module LCSC: C424738

Description

The HC-SR04 is an ultrasonic ranging module using sonar to determine distance. Measures 2cm to 4m with approximately 3mm resolution. Requires trigger pulse and measures echo return time.

Electrical Specifications

  • Range: 2cm-400cm
  • Accuracy: ±3mm
  • Trigger: 10µs TTL pulse
  • Frequency: 40kHz
  • Supply: 5V
  • Interface: Trigger/Echo GPIO

Pin Configuration

Package: Module

  • Pin 1: VCC — Supply voltage (5V)
  • Pin 2: TRIG — Trigger input (10µs pulse)
  • Pin 3: ECHO — Echo output (distance pulse)
  • Pin 4: GND — Ground

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