Library

AP2112K-3.3

600mA LDO 3.3V regulator, SOT-23-5

⚡ 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 "AP2112K-3.3" (slug: ap2112k-33) at https://wiki-ufypy5dpx93o.adom.cloud/wiki/libraries/ap2112k-33. 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 Diodes Incorporated
Package SOT-23-5
Pins 5 pins (Input, Output, Power)
LCSC C51118
Output Voltage 3.3V
Max Input 6V
Output Current 600mA
Dropout 250mV @ 600mA

Library View

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

SymbolGenerated Generated from pin data (KiCad symbol Regulator_Linear/AP2112K-3.3 is extends-based)
FootprintKiCad KiCad standard library: Package_TO_SOT_SMD/SOT-23-5
3DGenerated Generated pad visualization (Babylon.js)

Breakout Board

Auto-generated breakout molecule for AP2112K-3.3 — all pins brought to 2mm-pitch headers with 4 corner machine pins on 8mm grid.

Pricing & Availability

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DigiKey Not available
JLCPCB Not available

Specifications

Output Voltage3.3V
Max Input6V
Output Current600mA
Dropout250mV @ 600mA
PackageSOT-23-5

Pin Configuration

InputOutputPower
PinNameGroupFunction
Input — Input supply and enable
3ENInputEnable (active high)
4NCInputNo connection
Output — Regulated 3.3V output
1VINOutputInput voltage (2.5V-6V)
5VOUTOutputRegulated 3.3V output
Power — Ground
2GNDPowerGround

AI Skill Technical Reference

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AP2112K-3.3 — 600mA LDO 3.3V regulator, SOT-23-5

Manufacturer: Diodes Incorporated Package: SOT-23-5 LCSC: C51118

Description

The AP2112K-3.3 is a low-noise, low-quiescent-current LDO regulator from Diodes Inc. Provides 3.3V at 600mA with only 1.3uA quiescent current. Ideal for battery-powered devices.

Electrical Specifications

  • Output Voltage: 3.3V
  • Max Input: 6V
  • Output Current: 600mA
  • Dropout: 250mV @ 600mA
  • Package: SOT-23-5

Pin Configuration

Package: SOT-23-5

  • Pin 1: VIN — Input voltage (2.5V-6V)
  • Pin 2: GND — Ground
  • Pin 3: EN — Enable (active high)
  • Pin 4: NC — No connection
  • Pin 5: VOUT — Regulated 3.3V output

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