INA117KU/2K5

Overview

The INA117KU/2K5 is a single-channel differential amplifier manufactured by Texas Instruments, designed for applications requiring high common-mode voltage handling. It utilizes an SOIC-8 surface-mount package and operates within a temperature range of -40°C to +85°C. The device supports dual power supplies with a typical voltage of ±15V. Key electrical specifications include a maximum input bias voltage of 2mV, a minimum common-mode rejection ratio (CMRR) of 66dB, and a maximum input resistance of 0.8MΩ. The physical dimensions are approximately 4.9mm in length, 3.91mm in width, and 1.58mm in height.

Feature Summary

• Capable of processing signals with high common-mode voltages effectively.
• Provides stable differential amplification with defined common-mode rejection characteristics.
• Designed for precision signal conditioning in industrial environments.

Applications

• Industrial process control systems
• Medical instrumentation
• Data acquisition systems

Procurement Notes

Verify the specific suffix 'KU/2K5' against official Texas Instruments documentation to confirm packaging type and tape-and-reel specifications. Ensure compatibility with required operating temperatures and supply voltages. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and current production status before procurement.

Selection Notes

Select this component when high common-mode voltage rejection is critical for the application. Consider the SOIC-8 package constraints and thermal performance within the specified operating range. Evaluate the CMRR and input bias voltage limits against system accuracy requirements to ensure adequate signal integrity.

Part Context

This part belongs to the INA117 series of differential amplifiers from Texas Instruments. These devices are engineered for robust performance in noisy environments where large common-mode signals are present. The series is widely used in applications demanding precise differential signal extraction from high-voltage sources.

Replacement Considerations

Consult official Texas Instruments substitution guides for verified alternatives. Generic equivalents may not match the specific common-mode voltage capabilities or package dimensions. Verify pinout compatibility and electrical parameter overlaps before considering any substitute components.