INA190A1QDCKRQ1 - Texas Instruments

Manufacturer Part Number

INA190A1QDCKRQ1

Manufacturer

Texas Instruments

Introduction

The INA190A1 is a high-precision, single-supply, current-sense amplifier designed for automotive and industrial applications.

Product Features and Performance

Ultra-low input offset voltage of 3 µV

Ultra-low input bias current of 500 pA

Gain bandwidth product of 45 kHz

Slew rate of 0.3 V/µs

Wide supply voltage range from 1.7 V to 5.5 V

Rail-to-rail output

AEC-Q100 qualified for automotive applications

Product Advantages

Excellent accuracy and stability for precise current measurement

Low power consumption

Small package size for space-constrained designs

Robust performance across a wide temperature range

Key Technical Parameters

Supply voltage range: 1.7 V to 5.5 V

Input offset voltage: 3 µV

Input bias current: 500 pA

Gain bandwidth product: 45 kHz

Slew rate: 0.3 V/µs

Operating temperature range: -40°C to 125°C

Quality and Safety Features

RoHS3 compliant

AEC-Q100 qualified for automotive applications

Compatibility

The INA190A1 is compatible with a wide range of electronic systems, including automotive, industrial, and consumer applications.

Application Areas

Automotive applications, such as battery management, motor control, and power distribution

Industrial applications, such as precision current measurement, power management, and sensor interfaces

Product Lifecycle

The INA190A1 is an active product and is not nearing discontinuation.

Replacement or upgrade options may be available from Texas Instruments, depending on future product roadmaps.

Several Key Reasons to Choose This Product

Excellent accuracy and stability for precise current measurement

Ultra-low input offset voltage and bias current for high-precision performance

Wide supply voltage range and operating temperature range for versatile applications

Small package size and low power consumption for space-constrained and power-sensitive designs

AEC-Q100 qualification for reliable operation in automotive environments