STMicroelectronics

L6563STR

The L6563STR is a high-performance, step-down (buck) switching regulator with a wide input voltage range of 4.5V to 38V. It is manufactured by STMicroelectronics and is available in a compact, thermally-optimized, 20-pin HTSSOP package.

Description:

The L6563STR is designed to provide efficient and stable voltage regulation for a wide range of applications. It features a high-frequency switching mode, which allows for smaller external components and improved efficiency. The device also includes advanced protection features, such as over-current, over-voltage, and thermal shutdown, to ensure reliable operation.

Features:

1. Wide input voltage range: 4.5V to 38V
2. High efficiency: up to 93% depending on the input voltage and output current
3. Compact 20-pin HTSSOP package
4. High-frequency switching mode: up to 1 MHz
5. Adjustable output voltage: from 0.9V to the input voltage minus 2V
6. Soft-start and burst mode operation for improved efficiency at light loads
7. Over-current protection with current limit foldback
8. Over-voltage protection
9. Thermal shutdown protection
10. Enable and power good pins for easy integration into larger systems

Applications:

The L6563STR is suitable for a wide range of applications, including but not limited to:

1. Industrial and automotive systems
2. Telecommunications equipment
3. Networking devices
4. Portable electronic devices, such as smartphones and tablets
5. Battery-powered devices, such as laptops and power tools
6. LED lighting applications
7. Power supplies for various electronic devices

The L6563STR's combination of high efficiency, wide input voltage range, and advanced protection features make it a versatile and reliable choice for a variety of step-down voltage regulation applications.