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Contents

README

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LMH6551MM

Texas Instruments · Operational Amplifier · VSSOP-8

LMH6551MM from Texas Instruments, in a VSSOP-8. 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 -IN input Negative (inverting) input of the differential amplifier; the input current is limited to a maximum of 30 mA for pins 1, 2, 7 and 8.
2 VCM input Output common-mode voltage pin for the common-mode feedback amplifier; the maximum input current for this pin is 30 mA, and the VCM bypass capacitor can be removed (200 MHz common-mode small-signal bandwidth).
3 V+ power_in Positive supply; total supply voltage is 3 V to 12 V recommended, with a 13.2 V absolute maximum.
4 +OUT output Positive output of the differential amplifier; maximum output current is set by device power dissipation limits.
5 -OUT output Negative output of the differential amplifier; maximum output current is set by device power dissipation limits.
6 V- power_in Negative supply; total supply voltage is 3 V to 12 V recommended, with a 13.2 V absolute maximum across the supply.
7 NC unconnected No connection; the pin is not connected internally.
8 +IN input Positive (non-inverting) input of the differential amplifier; the input current is limited to a maximum of 30 mA for pins 1, 2, 7 and 8.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VSSOP-8
Category Amplifiers/Comparators
Pins 8

CAD (KiCad official)

  • Symbol: LMH6551MM
  • Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
  • 3D model: VSSOP-8 (KiCad packages3D, STEP)
  • 3D model files: lmh6551mm-etched.step / lmh6551mm-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lmh6551mm.step / lmh6551mm.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (36 pp, sha256 876522576991cfe3, retrieved 2026-10-08, 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