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Contents

README

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OPA2189IDGKR

Texas Instruments · Precision Op Amps · VSSOP-8

OPA2189IDGKR from Texas Instruments, in a VSSOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 OUT A output Channel A output; output voltage swing range from (V+) - 20mV to (V-) + 20mV typical with 10kΩ load.
2 -IN A input Channel A inverting input; common-mode input voltage range from (V-) - 0.1V to (V+) - 2.5V.
3 +IN A input Channel A non-inverting input; common-mode input voltage range from (V-) - 0.1V to (V+) - 2.5V.
4 V- power_in Negative power supply; supply voltage (V+ to V-) must be between 4.5V and 36V.
5 +IN B input Channel B non-inverting input; common-mode input voltage range from (V-) - 0.1V to (V+) - 2.5V.
6 -IN B input Channel B inverting input; common-mode input voltage range from (V-) - 0.1V to (V+) - 2.5V.
7 OUT B output Channel B output; output voltage swing range from (V+) - 20mV to (V-) + 20mV typical with 10kΩ load.
8 V+ power_in Positive power supply; supply voltage (V+ to V-) must be between 4.5V and 36V.

Key specifications

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

CAD (KiCad official)

  • Symbol: OPA2189IDGKR
  • Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
  • 3D model: VSSOP-8 (KiCad packages3D, STEP)
  • 3D model files: opa2189idgkr-etched.step / opa2189idgkr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); opa2189idgkr.step / opa2189idgkr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (58 pp, sha256 91b9aac0ad61e2ab, retrieved 2026-09-23, 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-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