INA2180A2IDGKR

Overview

The INA2180A2IDGKR is a dual-channel current-sense amplifier manufactured by Texas Instruments. It operates within a supply voltage range of 2.7 V to 5.5 V and supports bidirectional current sensing. The device features a fixed gain of 200 V/V, a bandwidth of 350 kHz, and a maximum input offset voltage of 100 µV. It utilizes an 8-VSSOP package and functions across a temperature range of -40°C to +125°C.

Feature Summary

• Dual-channel architecture for simultaneous monitoring
• Bidirectional current sensing capability
• Fixed internal gain of 200 V/V
• Rail-to-rail output functionality

Applications

• Battery management systems
• Power distribution units
• Industrial process control
• Overcurrent protection circuits

Procurement Notes

Verify the specific suffix 'A2' against official datasheets to confirm the exact gain configuration and pinout compatibility. Ensure the 8-VSSOP package matches the target PCB footprint. Confirm RoHS compliance status with the manufacturer before finalizing procurement specifications.

Selection Notes

Select this component when dual-channel precision measurement is required within low-voltage environments. The fixed 200 V/V gain simplifies design by eliminating external resistors. Consider the 350 kHz bandwidth for applications requiring moderate-speed response without excessive noise filtering complexity.

Part Context

This part belongs to the INA2180 family of current-sense amplifiers. It provides a compact solution for high-side or low-side sensing in space-constrained designs. The device integrates precision amplifiers and reference circuitry to deliver accurate measurements in industrial and consumer electronics.

Replacement Considerations

Check for direct replacements within the INA2180 series such as INA2180A1IDGKR or INA2180A4IDGKR. Verify that alternative parts maintain the same gain, package type, and electrical characteristics to ensure seamless integration.