Texas Instruments

LM25066APSQE/NOPB

The LM25066APSQE/NOPB is a high-efficiency synchronous step-down (buck) regulator from Texas Instruments. It is designed to provide a regulated output voltage from a higher input voltage source. Here is a brief description of the model, its features, and applications:

Description:

The LM25066APSQE/NOPB is a monolithic step-down regulator that integrates high-side and low-side MOSFETs, as well as a high-precision reference and error amplifier. It offers a wide input voltage range, high efficiency, and a small solution size, making it suitable for a variety of applications.

Features:

1. Input Voltage Range: Wide input voltage range of 4.5V to 22V.
2. Output Voltage: Adjustable output voltage from 0.9V to 12V.
3. Efficiency: High efficiency up to 95%, depending on the input and output voltages.
4. Switching Frequency: Fixed switching frequency of 600kHz, which allows for smaller external component sizes.
5. Synchronization: Synchronization input allows the regulator to operate in phase with an external clock.
6. Protection Features: Over-current protection, thermal shutdown, and output short-circuit protection.
7. Package: Available in a compact 20-pin 3mm x 3mm QFN package (LM25066APSQE) or a 20-pin 4mm x 5mm HTSSOP package (LM25066APSQE/NOPB).
8. Operating Temperature Range: -40°C to 125°C.

Applications:

1. Portable Devices: Powering portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial Equipment: Providing regulated power to industrial equipment with a wide input voltage range.
3. Medical Devices: Used in battery-powered medical devices that require a stable output voltage.
4. Power Banks: Efficient step-down conversion for USB charging in power banks.
5. LED Lighting: Driving high-current LED lighting applications with precise current control.
6. Telecommunications: Powering remote telecommunications equipment with a stable output voltage.

The LM25066APSQE/NOPB is a versatile and efficient step-down regulator that can be used in a wide range of applications where a stable and regulated output voltage is required from a higher input voltage source.