Amplifiers

Difference amplifiers that give you everything you want and nothing you don't

Featuring precision-matched resistor networks for high accuracy and wide common-mode

High common-mode voltage (≥100V)

Maximize input signal range with high common-mode voltage capability

High CMRR (≥80dB)

Reduce unwanted noise with a high common-mode-rejection ratio

Low offset (≤250µV)

Improve DC accuracy with low offset and high-precision performance

Search all difference amplifiers

Featured products

INA149

±275-V, high-common-mode-voltage difference amplifier

INA132

160-µA, low-power difference amplifier

INA105

250-µV, 1-MHz, precision difference amplifier

Featured TI Designs reference designs

Shunt-based ground fault protection for inverters

Demonstrates how to determine ground fault conditions via current measurements through shunt resistors

PM2.5 and PM10 particle sensor analog front-end for air quality monitoring

Demonstrates how to measure PM2.5 and PM10 particle matter through detection of light scattered by particles suspended in air

Analog input module for industrial outputs and temperature sensors

Demonstrates how to implement an analog input module for a variety of industrial voltages, currents and temperature sensors, including 4-20 mA, 0-20 mA, 0-5 V, and 0-10 V

Featured technical resources

Online classroom for analog engineers with more than 40 hands-on amplifier trainings and lab videos.

E-book for analog system design covering a wide variety of popular signal chain topics (registration required)

Ask questions, share knowledge and help solve problems with fellow engineers in TI's E2E™ Community

Companion devices

Amplifiers with low input offset for precision designs

Achieve pinpoint accuracy with ADCs up to 32-bit resolution

Shunt and series references for precision applications