INA219BIDCNR - Texas Instruments

Manufacturer Part Number

INA219BIDCNR

Manufacturer

Texas Instruments

Introduction

The INA219BIDCNR is a high-side current shunt and power monitor with an I2C-compatible interface.

Product Features and Performance

Zero-Drift Series

High-side current sensing

I2C interface with programmable addresses

Configurable calibration for higher accuracy current/power measurement

12-bit resolution with selectable sampling rate

Product Advantages

High accuracy with ±0.5% error margin

Wide input voltage range from 0V to 26V

Provides direct digital output, eliminating the need for analog-to-digital conversion

Low power consumption

Key Technical Parameters

Accuracy: ±0.5%

Voltage - Input: 0V ~ 26V

Current - Output: 10mA

Operating Temperature: -40°C ~ 125°C

Resolution: 12-bit

Quality and Safety Features

Built-in protections for overvoltage and under-voltage conditions

Extended temperature range ensures performance under varying environmental conditions

Compatibility

Compatible with I2C communication protocol

SOT-23-8 package allows for easy integration into most circuit designs

Application Areas

Power supply monitoring

Battery chargers

Energy management

Overcurrent protection circuits

Product Lifecycle

Currently active

No indication of near discontinuation

Newer generations or replacements may exist but details require checking Texas Instruments' product announcements

Several Key Reasons to Choose This Product

High precision current and voltage monitoring

Versatile for use in a broad range of applications

Easy to integrate with existing microcontroller systems via I2C

Compact SOT-23-8 package for space-saving designs

Robust performance across a wide operating temperature range

Support from Texas Instruments in terms of documentation and developer tools