INA219BIDCNT - Texas Instruments

Manufacturer Part Number

INA219BIDCNT

Manufacturer

Texas Instruments

Introduction

The INA219BIDCNT is a high-side current monitor IC designed by Texas Instruments. It offers precise current measurement for both charging and discharging states of batteries, and other power management applications.

Product Features and Performance

High-side sensing for accurate current measurement

Zero-drift series enhancing stability and accuracy over time and temperature

Wide supply voltage range from 0V to 26V

Low operating current

Programmable calibration allows adjustable current range

I2C-compatible serial interface

Support for high-speed mode

Product Advantages

Provides high accuracy of ±0.5%

Enables direct measurement of battery charging and discharging

Can be used in battery-powered devices due to its low power consumption

Simple integration with microcontrollers for smart battery management

Key Technical Parameters

Accuracy: ±0.5%

Voltage Input: 0V ~ 26V

Current Output: 10mA

Operating Temperature: -40°C ~ 125°C

Mounting Type: Surface Mount

Package / Case: SOT-23-8

Quality and Safety Features

Built-in over-voltage protection

Operating temperature range ensures reliability under various environmental conditions

Zero-drift architecture guarantees long-term stability

Compatibility

Compatible with I2C communication protocol

Suitable for a wide range of microcontrollers and microprocessors

Application Areas

Battery charging and management systems

Portable devices

Power supply monitoring

Energy management systems

Product Lifecycle

Currently active product

Not nearing discontinuation, ensuring long-term availability

Texas Instruments supports with updates and replacements

Several Key Reasons to Choose This Product

High accuracy ensures reliable current measurement for critical applications

Low power consumption suitable for battery-powered applications

Versatile application scope from consumer electronics to industrial systems

Reliable performance backed by Texas Instruments’ reputation

Easy integration with existing systems due to I2C compatibility and support