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Contents

README

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LMR12010XMKX

Texas Instruments · DC-DC Converters · SOT-23-THIN-6

LMR12010XMKX from Texas Instruments, in a SOT-23-THIN-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 BOOST output Boost voltage that drives the internal NMOS control switch; bootstrap capacitor connected between BOOST and SW pins.
2 GND power_in Signal and power ground pin; place feedback network resistor as close as possible for accurate regulation.
3 FB input Feedback pin connected to external resistor divider to set output voltage.
4 EN input Enable control input; logic high enables operation; do not allow pin to float or exceed VIN + 0.3V.
5 VIN power_in Input supply voltage pin with bypass capacitor connection required.
6 SW output Output switch connected to inductor, catch diode, and bootstrap capacitor.

Key specifications

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

CAD (KiCad official)

  • Symbol: LMR12010XMKX
  • Footprint: Package_TO_SOT_SMD:TSOT-23-6
  • 3D model: SOT-23-THIN-6 (KiCad packages3D, STEP)
  • 3D model files: lmr12010xmkx-etched.step / lmr12010xmkx-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lmr12010xmkx.step / lmr12010xmkx.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (33 pp, sha256 fa9b5556312448b9, retrieved 2026-10-07, 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-4-5-20251001 (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