Texas Instruments

BQ24650RVAR  

Battery Chargers

The BQ24650RVAR is a highly integrated, synchronous step-down (buck) converter from Texas Instruments. It is designed to provide efficient and flexible power conversion for a wide range of applications. Here's a brief description of the BQ24650RVAR, its features, and potential applications:

Description:

The BQ24650RVAR is a member of Texas Instruments' Simple Switcher synchronous step-down converters. It is a high-efficiency, synchronous, step-down converter with a current rating of up to 3A. The device is available in a small, thermally efficient VSON package, making it suitable for space-constrained applications.

Features:

1. High Efficiency: The BQ24650RVAR offers high efficiency power conversion, which can help reduce power dissipation and improve the overall efficiency of the system.
2. Synchronous Rectification: It uses synchronous rectification to minimize conduction losses and improve efficiency, especially at higher input voltages.
3. Wide Input Voltage Range: The device can handle a wide range of input voltages, making it suitable for various power supply scenarios.
4. Adjustable Output Voltage: The output voltage can be programmed using an external resistor network, allowing for flexibility in output voltage selection.
5. Current Limiting: It includes over-current protection and thermal shutdown to protect the device and the system from damage due to overload conditions.
6. Small Package: The VSON package is compact, making it suitable for applications where space is at a premium.
7. Low Ripple and Noise: The device is designed to minimize output ripple and noise, which is important for applications that require a clean and stable output voltage.
8. Power Save Mode: It has a power save mode to reduce quiescent current during light load conditions, further improving efficiency.

Applications:

1. Portable Devices: Due to its small size and high efficiency, the BQ24650RVAR is well-suited for powering portable electronic devices such as smartphones, tablets, and wearables.
2. Power Banks: It can be used in power banks to efficiently step down the voltage from the battery to charge or power external devices.
3. IoT Devices: The device's efficiency and flexibility make it suitable for Internet of Things (IoT) devices that require stable and efficient power conversion.
4. Medical Devices: In medical applications where reliability and efficiency are crucial, the BQ24650RVAR can provide a stable power supply.
5. Industrial Equipment: For industrial applications that require a stable and efficient power supply, the BQ24650RVAR can be a good choice, especially in battery-powered or energy-harvesting systems.

The BQ24650RVAR is a versatile and efficient power conversion solution that can be integrated into a wide range of electronic devices, particularly those that require a compact form factor and high power efficiency.

BQ24650RVAR Documents

Download datasheets and manufacturer documentation for BQ24650RVAR

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Add Cu as Alternative Wire Base Metal for Selected Device (s) (PDF)      

Models :

BQ24650RVAR Symbol & Footprint by SnapMagic      

Product Catalogs :

Power Management Guide 2018 (Rev. R)       Battery Management Guide (Rev. C)      

Application Notes :

3Q 2011 Issue Analog Applications Journal       Maximum Power Point Tracking With the bq24650 Charger. (Rev. A)       Preventing bq24650 Leakage Current When Using Shaded Solar Panels       Solar charging solution provides narrow-voltage DC/DC system bus for multicell       4Q 2011 Issue Analog Applications Journal       2Q 2012 Issue Analog Applications Journal       Using the bq24650 to Charge a LiFePO4 battery       How to Review a Multicell Switching Charger Schematic       Using the bq24650 to Charge a Sealed Lead-Acid Battery (Rev. A)       How to Charge a Lead-Acid Battery With a Li-Ion Charger       Журнал по применению аналоговых компонентов 3Q 2011