INA280A1QDCKRQ1 - Texas Instruments

Manufacturer Part Number

INA280A1QDCKRQ1

Manufacturer

Texas Instruments

Introduction

High-side, current-sense amplifier with integrated shunt resistor

Offers high-side current sensing with low drift and high accuracy

Product Features and Performance

Wide supply voltage range: 2.7 V to 20 V

Low input offset voltage: 15 μV

Low input bias current: 20 μA

High common-mode rejection ratio: 100 dB

Stable gain over temperature

Precision gain: 20 V/V

Bandwidth: 1.1 MHz

Slew rate: 2 V/μs

Product Advantages

Integrated shunt resistor for simple system implementation

Excellent common-mode rejection for high-side current sensing

High accuracy and stability over temperature

Low power consumption

Key Technical Parameters

Gain Bandwidth Product: 1.1 MHz

Voltage Supply Span (Min/Max): 2.7 V / 20 V

Current Supply: 370 μA

Slew Rate: 2 V/μs

Voltage Input Offset: 15 μV

Amplifier Type: Current Sense

Current Input Bias: 20 μA

Quality and Safety Features

RoHS compliant

Operates over a wide temperature range: -40°C to 125°C

Compatibility

Package: 5-TSSOP, SC-70-5, SOT-353

Mounting Type: Surface Mount

Application Areas

High-side current sensing in motor drives, power supplies, and other industrial applications

Battery management systems

Power management circuits

Product Lifecycle

Current product offering, not nearing discontinuation

Replacements and upgrades may be available in the future

Several Key Reasons to Choose This Product

Integrated shunt resistor for simplified system design

Excellent common-mode rejection for accurate high-side current sensing

Wide supply voltage range and low power consumption

Stable gain and high accuracy over temperature

Compact surface-mount package options for space-constrained applications