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INA290A2QDCKRQ1

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Texas Instruments Current Sense Amplifiers, SC-70-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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INA290A2QDCKRQ1

Texas Instruments · Current Sense Amplifiers · SC-70-5

INA290A2QDCKRQ1 from Texas Instruments, in a SC-70-5. 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 output Output voltage amplified with 50V/V gain for A2 variant.
2 GND power_in Ground reference.
3 VS power_in Power supply voltage with operating range 2.7V to 20V.
4 IN+ input Non-inverting input connected to supply side of shunt resistor, maximum differential voltage ±30V.
5 IN- input Inverting input connected to load side of shunt resistor, maximum differential voltage ±30V.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SC-70-5
Category Amplifiers/Comparators
Pins 5

CAD (KiCad official)

  • Symbol: INA290A2QDCKRQ1
  • Footprint: Package_TO_SOT_SMD:SOT-353_SC-70-5
  • 3D model: SC-70-5 (KiCad packages3D, STEP)
  • 3D model files: ina290a2qdckrq1-etched.step / ina290a2qdckrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ina290a2qdckrq1.step / ina290a2qdckrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (29 pp, sha256 88178d62ac4f1354, retrieved 2026-10-05, 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