INA819IDR - Texas Instruments

Manufacturer Part Number

INA819IDR

Manufacturer

Texas Instruments

Introduction

The INA819 is a precision instrumentation amplifier designed for high-accuracy, low-power data acquisition and control applications.

Product Features and Performance

Precision instrumentation amplifier with very low input offset voltage and drift

Wide supply voltage range of 4.5V to 36V

Low power consumption of only 350μA

High common-mode rejection ratio (CMRR) of 110dB

Bandwidth up to 2MHz

Low input bias current of 150pA

Output current capability of 20mA per channel

Wide operating temperature range of -40°C to 125°C

Product Advantages

Excellent accuracy and stability for high-precision measurement applications

Versatile design suitable for a wide range of circuits and systems

Low power operation for energy-efficient designs

Robust performance across temperature extremes

Key Technical Parameters

Voltage Supply Range: 4.5V to 36V

Input Offset Voltage: 10μV

Input Bias Current: 150pA

Gain Bandwidth Product: 2MHz

Slew Rate: 0.9V/μs

Output Current: 20mA per channel

Quality and Safety Features

RoHS3 compliant

8-pin SOIC package for reliable surface mount assembly

Compatibility

The INA819 is compatible with a wide range of data acquisition and control systems, including industrial, medical, and instrumentation applications.

Application Areas

High-precision sensor interfaces

Instrumentation and measurement equipment

Industrial process control systems

Medical diagnostic and monitoring devices

Data acquisition systems

Product Lifecycle

The INA819 is an active and well-supported product in Texas Instruments' portfolio. Replacement or upgraded parts are readily available.

Key Reasons to Choose This Product

Exceptional accuracy and stability for critical measurement applications

Wide operating voltage and temperature range for versatile design options

Low power consumption for energy-efficient systems

High-speed performance with wide bandwidth and fast slew rate

Robust and reliable packaging for industrial-grade applications