Texas Instruments

BQ30420DBTR

The BQ30420DBTR is a highly integrated, high precision battery charge controller from Texas Instruments. It is designed to provide efficient and safe charging for single cell lithium-ion batteries.

Description:

The BQ30420DBTR is a monolithic, current mode, constant voltage/constant current battery charge controller. It is available in a small, thermally enhanced 16-pin, 3mm x 4mm, HTSSOP package.

Features:

• Constant voltage/constant current charging
• I2C programmable charge rate and voltage
• Charge current up to 2A
• Charge voltage up to 4.5V
• Thermal regulation of charge current
• Battery temperature monitoring
• Overcharge, over-discharge, and short-circuit protection
• Charge status and fault status indicators
• Small footprint, low profile package

Applications:

The BQ30420DBTR is suitable for a wide range of applications that require efficient and safe charging of single cell lithium-ion batteries. Some of the key applications include:

• Portable electronics
• Smart phones
• Tablets
• Laptops
• Medical devices
• Wireless speakers
• Power tools

In summary, the BQ30420DBTR is a highly integrated, high precision battery charge controller that provides efficient and safe charging for single cell lithium-ion batteries. It offers a range of features, including I2C programmability, thermal regulation, and overcharge/over-discharge protection, making it suitable for a wide range of applications.