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Contents

README

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INA180A4IDBVR

Texas Instruments · Current-Sensing Amplifiers · SOT-23-5

INA180A4IDBVR from Texas Instruments, in a SOT-23-5. 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 output Analog output voltage. Equals Gain × (V(IN+) − V(IN−)), where gain is 200 V/V for the A4 device. Referenced to GND; swing set by supply VS (2.7-5.5 V) and load conditions; slew rate 2 V/µs.
2 GND power_in Device ground reference for supply and analog output. Connect to system analog ground.
3 IN+ input Current-sense amplifier positive input. For high-side sensing, connect to the bus-voltage side of the sense resistor; for low-side sensing, connect to the load side of the sense resistor. Common-mode range −0.2 V to +26 V independent of VS.
4 IN- input Current-sense amplifier negative input. For high-side sensing, connect to the load side of the sense resistor; for low-side sensing, connect to the ground side of the sense resistor. Differential range ±26 V; common-mode range −0.2 V to +26 V.
5 VS power_in Positive power supply, 2.7 V to 5.5 V (absolute max 6 V). Bypass to GND with a 0.1 µF ceramic capacitor placed close to the pin. Quiescent current 260 µA max.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23-5
Category Op-amp/Cmp
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • INA180A4IDBVR
  • INA180A4IDBVT
  • INA180A4IDBVRIDGKR
  • INA180A4IDBVRIDGKT
  • INA180A4IDBVRIPWR
  • INA180A4IDBVRIPWT

CAD (KiCad official)

  • Symbol: INA180A4IDBVR
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: ina180a4idbvr-etched.step / ina180a4idbvr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ina180a4idbvr.step / ina180a4idbvr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (42 pp, sha256 ae50da625cfb031f, retrieved 2026-08-17, tier: manufacturer)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF