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Contents

README

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LP2951ACMM-3.0

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · VSSOP-8-0.65mm

LP2951ACMM-3.0 from Texas Instruments, in a VSSOP-8-0.65mm. 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 OUT power_out Regulated output voltage of the LP2951-N; ESD rated ±2500 V HBM.
2 SENSE input Output voltage sense input, which the 8-pin test conditions tie to OUT; ESD rated ±1500 V HBM.
3 SHUTDOWN input Logic-controlled shutdown input that disables the device, with electrical characteristics specified at VSHUTDOWN ≤ 0.8 V and an absolute maximum of -0.3 V to 30 V; ESD rated ±2000 V HBM.
4 GND power_in Ground reference pin for the regulator; ESD rated ±2500 V HBM.
5 ERROR output Error flag output that warns of output dropout, with an absolute maximum of -0.3 V to 30 V and ESD rated ±2500 V HBM.
6 VTAP output Internal resistor divider tap that the 8-pin test conditions tie to FEEDBACK; ESD rated ±1000 V HBM.
7 FEEDBACK input Voltage feedback input for programming the output voltage, with an absolute maximum of -1.5 V to 30 V and ESD rated ±1000 V HBM.
8 IN power_in Input supply voltage with a recommended range of 2.3 V to 30 V, an absolute maximum of -0.3 V to 30 V, and ESD rated ±2500 V HBM.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VSSOP-8-0.65mm
Category Power Management (PMIC)
Pins 8

CAD (KiCad official)

  • Symbol: LP2951ACMM-3.0
  • Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
  • 3D model: VSSOP-8-0.65mm (KiCad packages3D, STEP)
  • 3D model files: lp2951acmm-3-0-etched.step / lp2951acmm-3-0-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lp2951acmm-3-0.step / lp2951acmm-3-0.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (62 pp, sha256 b9e1f8851a20b9c9, retrieved 2026-10-07, tier: lcsc)
  • 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