Texas Instruments

BQ24230RGTR

The BQ24230RGTR is a highly integrated, single-cell lithium-ion or lithium-polymer battery charger from Texas Instruments. It is designed to provide efficient and reliable charging for a wide range of applications, including portable electronics, wireless devices, and power tools.

Description:

The BQ24230RGTR is a synchronous buck-boost converter that integrates a power MOSFET and a diode, allowing for efficient power transfer and reduced component count. It features a constant current/constant voltage (CC/CV) charging algorithm, which ensures safe and efficient charging of the battery.

Features:

1. Synchronous buck-boost converter topology for high efficiency and low component count.
2. Constant current/constant voltage (CC/CV) charging algorithm for safe and efficient charging.
3. Wide input voltage range (4.5V to 5.5V) for compatibility with various power sources.
4. Programmable charge current and termination voltage for flexibility in charging different battery capacities.
5. Integrated power MOSFET and diode for reduced external component count.
6. Thermal regulation and thermal shutdown for protection against overheating.
7. Battery presence detection and charging status indicators.
8. Small package size (RGTR - 1.6mm x 1.6mm) for easy integration into compact designs.

Applications:

1. Portable electronics, such as smartphones, tablets, and laptops.
2. Wireless devices, including Bluetooth headsets, smartwatches, and fitness trackers.
3. Power tools, including cordless drills, impact drivers, and lawn equipment.
4. Medical devices, such as portable defibrillators and insulin pumps.
5. Wearable devices, including smart glasses, health monitoring bands, and hearing aids.
6. IoT devices, such as smart home sensors, security cameras, and GPS trackers.
7. Any other applications requiring a single-cell lithium-ion or lithium-polymer battery charger with high efficiency and flexibility.