The BQ24742RHDT is a high-efficiency, synchronous battery charger with integrated compensation and system power selector logic, designed by Texas Instruments (TI). This advanced charging solution is tailored for portable applications and is capable of controlling an external set of N-channel MOSFETs for charging a multi-cell battery pack.

Key Features

• Adaptive Charging: The BQ24742RHDT offers an adaptive charging algorithm to maximize power utilization and provide fast charging times.
• Synchronous Design: Its synchronous design ensures improved efficiency by minimizing the heat generation and power loss typically associated with charging circuits.
• Wide Range Input Voltage: The chip supports a wide input voltage range, making it versatile for various power sources and ensuring compatibility with global standards.
• Integrated System Power Selector: This feature allows seamless transition between AC adapter and battery power, ensuring uninterrupted system operation.
• Charge Enable Inputs: Multiple charge enable inputs offer flexibility in controlling the charging process based on system requirements.

Applications

The BQ24742RHDT is ideal for a multitude of applications, particularly in the realm of portable electronics where efficient power management is crucial. Some common applications include:

• Notebook computers
• Ultrabooks
• Tablets
• Power banks
• Other portable devices requiring efficient charging systems

Technical Specifications

The device operates over a junction temperature range of -40°C to 125°C and is available in a 28-pin QFN package. It features programmable charge parameters and system power management schemes that allow for customization to match specific system requirements.

Quality and Reliability

As with all Texas Instruments products, the BQ24742RHDT is manufactured to the highest quality standards, ensuring reliability and performance for critical applications. TI provides extensive technical support and documentation, making integration into your design a seamless process.