Texas Instruments

BQ2060A-E619DBQR

The BQ2060A-E619DBQR is a high-efficiency, step-up/step-down charge pump IC from Texas Instruments. It is designed to provide efficient and reliable power conversion in a wide range of applications.

Description:

The BQ2060A-E619DBQR is a monolithic, high-efficiency charge pump that can convert a low-voltage input to a higher voltage output. It features a synchronous buck-boost converter topology, which allows it to operate as both a step-up (boost) and step-down (buck) converter. The device is available in a small, thermally enhanced 16-pin QFN package.

Features:

1. High efficiency: The BQ2060A-E619DBQR offers high efficiency of up to 94%, making it suitable for battery-powered applications.
2. Wide input voltage range: The device can operate with an input voltage range of 2.5V to 5.5V, making it suitable for a wide range of power sources.
3. Synchronous buck-boost converter topology: This allows the device to operate as both a step-up and step-down converter, providing flexibility in power conversion applications.
4. Low quiescent current: The device has a low quiescent current of 35µA, which helps to minimize power consumption in battery-powered applications.
5. Programmable output voltage: The output voltage can be programmed using an external resistor, allowing for customization of the output voltage to meet specific application requirements.
6. Thermal protection: The device features thermal shutdown protection to prevent damage in the event of overheating.

Applications:

The BQ2060A-E619DBQR is suitable for a wide range of applications, including:

1. Portable electronic devices: The device's high efficiency and low quiescent current make it ideal for use in battery-powered devices, such as smartphones, tablets, and wearable devices.
2. Power conversion: The device's synchronous buck-boost converter topology makes it suitable for power conversion applications, such as converting a low-voltage input to a higher voltage output for charging batteries or powering other components.
3. LED lighting: The device can be used to drive high-brightness LED lighting applications, providing efficient power conversion and dimming control.
4. Medical devices: The BQ2060A-E619DBQR can be used in medical devices that require efficient power conversion and low quiescent current, such as portable medical instruments and wearable health monitoring devices.

In summary, the BQ2060A-E619DBQR from Texas Instruments is a versatile, high-efficiency charge pump IC that offers a range of features and applications, making it suitable for a wide range of power conversion and battery-powered applications.