Texas Instruments

LMR33630ARNXR

The LMR33630ARNXR is a highly integrated step-down switching regulator from Texas Instruments. It is designed to provide efficient and stable power conversion for a wide range of applications.

Description:

The LMR33630ARNXR is a synchronous, step-down switching regulator with an input voltage range of 4.75V to 22V and an output voltage range of 0.9V to 5.5V. It is available in a compact 16-pin, 3mm x 4mm QFN package.

Features:

1. High Efficiency: The LMR33630ARNXR offers high efficiency up to 95%, making it ideal for battery-powered applications.
2. Wide Input Voltage Range: The regulator can handle input voltages from 4.75V to 22V, making it suitable for a variety of power sources.
3. Programmable Output Voltage: The output voltage can be programmed using an external resistor, allowing for precise voltage regulation.
4. Low Quiescent Current: The LMR33630ARNXR has a low quiescent current of 35µA in normal operation mode, which helps to extend battery life in portable devices.
5. Protection Features: The regulator includes over-current protection, over-temperature protection, and output short-circuit protection to ensure safe operation.
6. Small Form Factor: The compact 16-pin QFN package makes it easy to integrate into space-constrained applications.

Applications:

The LMR33630ARNXR is suitable for a wide range of applications, including:

1. Portable Devices: Smartphones, tablets, and wearable devices can benefit from the high efficiency and low quiescent current of the LMR33630ARNXR.
2. Industrial Equipment: The wide input voltage range and programmable output voltage make it suitable for powering industrial equipment with varying power requirements.
3. Medical Devices: The LMR33630ARNXR's low quiescent current and small form factor make it ideal for battery-powered medical devices that require precise voltage regulation.
4. Automotive Applications: The regulator can be used in automotive applications, such as infotainment systems and sensor power supplies, due to its high efficiency and wide input voltage range.
5. Power Banks: The LMR33630ARNXR can be used in power banks to provide efficient power conversion and extend battery life.

In summary, the LMR33630ARNXR is a versatile and efficient step-down switching regulator from Texas Instruments, suitable for a wide range of applications, including portable devices, industrial equipment, medical devices, automotive applications, and power banks. Its high efficiency, wide input voltage range, programmable output voltage, and compact form factor make it an excellent choice for designers looking for a reliable and efficient power solution.