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Contents

README

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LP2985IM5-3.0

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

LP2985IM5-3.0 from Texas Instruments, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VIN power_in Input supply pin, with a capacitor of 1µF or larger from this pin to ground; the new-chip supply input range is 2.5V to 16V.
2 GND power_in Ground reference pin for the regulator.
3 ON/OFF input Enable pin: driving it high enables the LDO and driving it low disables it, with thresholds given in the Electrical Characteristics table; tie it to VIN if unused, and the new-chip enable voltage range is 0 to 16V.
4 BYPASS bidirectional Noise bypass pin; connecting an external capacitor between BYPASS and ground reduces reference voltage noise, and the new-chip BYPASS pin voltage is rated up to 3V.
5 VOUT output Regulator output; use a capacitor of 2.2µF or larger from this pin to ground, with nominal output capacitance greater than 2.2µF and effective capacitance at the pin greater than 1µF.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23-5
Category Power Management (PMIC)
Pins 5

CAD (KiCad official)

  • Symbol: LP2985IM5-3.0
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: lp2985im5-3-0-etched.step / lp2985im5-3-0-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lp2985im5-3-0.step / lp2985im5-3-0.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (48 pp, sha256 4ed752a80523dfe4, retrieved 2026-10-11, 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 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (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