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Contents

README

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LM3880MFX-1AA

Texas Instruments · Supervisor And Reset ICs · SOT-23-6

LM3880MFX-1AA from Texas Instruments, in a SOT-23-6. 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 VCC power_in Input power supply pin supporting 2.7V to 5.5V recommended operating range with -0.3V to 6V absolute maximum rating.
2 GND power_in Ground reference pin.
3 EN input Precision enable input with 1.25V typical comparator threshold, 7µA internal pull-up current at 0V, and input voltage range of -0.3V to VCC+0.3V.
4 FLAG3 tri_state Open-drain power sequencing output flag 3 with 50mA maximum output current and 0.4V maximum low voltage at 1.2mA drain current.
5 FLAG2 tri_state Open-drain power sequencing output flag 2 with 50mA maximum output current and 0.4V maximum low voltage at 1.2mA drain current.
6 FLAG1 tri_state Open-drain power sequencing output flag 1 with 50mA maximum output current and 0.4V maximum low voltage at 1.2mA drain current.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23-6
Category Power Management (PMIC)
Pins 6

CAD (KiCad official)

  • Symbol: LM3880MFX-1AA
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6 (KiCad packages3D, STEP)
  • 3D model files: lm3880mfx-1aa-etched.step / lm3880mfx-1aa-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm3880mfx-1aa.step / lm3880mfx-1aa.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (30 pp, sha256 d06a410f635eefab, retrieved 2026-09-27, 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-4-6 (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