Symbol

AP2112K-3.3

600mA LDO — low noise, high PSRR, popular on modern dev boards

⚡ Install this symbol

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

Search the Adom Wiki for the symbol "AP2112K-3.3" (slug: sym-ap2112) at https://wiki-ufypy5dpx93o.adom.cloud/wiki/symbols/sym-ap2112. Download the .kicad_sym file from the wiki page's static assets. Add it to my current KiCad project's symbols/ directory and register in sym-lib-table.
Category Voltage Regulator
Library Regulator_Linear
Symbol AP2112K-3.3
Pins 5
Package SOT-23-5
Schematic Symbol

AI Skill Technical Reference

Edit AI Skill

AP2112K-3.3

Symbol: AP2112K-3.3 Library: Regulator_Linear Category: Voltage Regulator Pins: 5 Package: SOT-23-5

Description

The AP2112 from Diodes Inc. is a 600mA CMOS LDO with 80uA quiescent current, high PSRR (70dB at 1kHz), and low noise (50uVrms). Found on Adafruit, SparkFun, and modern ESP32 development boards. SOT-23-5.

KiCad Library Reference

This symbol is from the official KiCad Regulator_Linear library. Full identifier: Regulator_Linear:AP2112K-3.3

To use in your project:

  1. Open the Symbol Library Manager in KiCad
  2. Search for AP2112K-3.3
  3. Place the symbol in your schematic

Sub-Skills
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What are Sub-Skills?

Sub-skills are community-contributed AI skill extensions for this component. They teach AI assistants about specific tools, configurators, or workflows.

Examples:

  • A manufacturer’s configuration tool for a motor controller
  • A community-written design guide for an amplifier circuit
  • An automated test/validation script for a sensor module

How to add one: Click Add Sub-Skill, provide the URL to your skill and a brief description. Submissions are reviewed by the Adom team before going live.

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0 revisions · KiCad Library: Regulator_Linear:AP2112K-3.3 · Updated 2026-03-02 17:31:36