Texas Instruments

INA157U/2K5  

OP Amps, Buffer Amps ICs

INA157U/2K5 Description

The INA157U/2K5 from Texas Instruments is a high-performance differential amplifier integrated circuit (IC) designed for precision signal conditioning in demanding applications. Packaged in an 8-SOIC surface-mount format and supplied in Tape & Reel (TR), this ROHS3-compliant and REACH-unaffected device operates over a wide supply voltage range of 8V to 36V, making it versatile for industrial and automotive environments. With a low input offset voltage of 100 µV and a slew rate of 14V/µs, the INA157U/2K5 ensures accurate and fast signal amplification, while its 4 MHz bandwidth supports high-frequency applications.

INA157U/2K5 Features

• Differential Amplifier Type: Ideal for rejecting common-mode noise in balanced signal paths.
• High Output Drive: 60 mA output current enables robust signal transmission across long cables or into heavy loads.
• Low Power Consumption: 2.4mA supply current minimizes energy usage in battery-operated systems.
• Wide Supply Range: 8V to 36V operation suits diverse power environments.
• High Slew Rate (14V/µs) & Bandwidth (4 MHz): Ensures rapid signal response for dynamic applications.
• MSL3 Rated: Withstands 168 hours of moisture exposure, enhancing reliability in humid conditions.

INA157U/2K5 Applications

The INA157U/2K5 excels in applications requiring precision differential signal amplification and noise immunity, such as:

• Industrial Sensor Interfaces: Amplifies strain gauge, thermocouple, or bridge sensor outputs.
• Motor Control Systems: Processes shunt-resistor current measurements in inverters and drives.
• Medical Instrumentation: Conditions biopotential signals (ECG, EEG) with high common-mode rejection.
• Automotive Electronics: Interfaces with differential sensors in powertrain or battery management systems.
• Test & Measurement Equipment: Provides clean signal amplification for oscilloscopes or data acquisition systems.

Conclusion of INA157U/2K5

The INA157U/2K5 stands out for its robust performance, wide voltage range, and precision amplification, making it a superior choice for noise-sensitive, high-speed signal conditioning. Its low offset, high output drive, and industrial-grade reliability make it ideal for harsh environments where accuracy and durability are critical. Engineers designing sensor interfaces, motor controls, or medical devices will benefit from its balanced blend of speed, precision, and power efficiency.

INA157U/2K5 Documents

Download datasheets and manufacturer documentation for INA157U/2K5

Datasheets :

INA157      

HTML Datasheet :

INA157      

PCN Design/Specification :

Design 25/Feb/2022