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Contents

README

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UA78L05AIPK

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-89-3

UA78L05AIPK from Texas Instruments, in a SOT-89-3. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 OUTPUT power_out Regulated voltage output pin with 0.1 µF bypass capacitor recommended between output and ground.
2 COMMON power_in Ground reference pin.
3 INPUT power_in Input pin accepting 7 V to 20 V supply with 0.33 µF bypass capacitor recommended between input and ground.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-89-3
Category Power Management (PMIC)
Pins 3

CAD (KiCad official)

  • Symbol: UA78L05AIPK
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT-89-3 (KiCad packages3D, STEP)
  • 3D model files: ua78l05aipk-etched.step / ua78l05aipk-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ua78l05aipk.step / ua78l05aipk.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (47 pp, sha256 223d628010f1d8e3, retrieved 2026-09-22, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5 (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