STMicroelectronics

L6565DTR

The L6565DTR is a high-voltage, high-current, step-down (buck) switching regulator from STMicroelectronics. It is designed to provide efficient and stable power conversion for a wide range of applications, including automotive, industrial, and telecom systems.

Description:

The L6565DTR is a monolithic integrated circuit (IC) that provides a highly efficient step-down converter with a wide input voltage range. It features a high-side and low-side MOSFET driver, a high-voltage power MOSFET, and a low-dropout linear regulator. The device is available in a thermally enhanced 16-pin TSSOP package.

Features:

1. Wide input voltage range: 4.5V to 60V
2. High output current capability: up to 6A
3. Synchronous rectification for high efficiency
4. Internal soft-start and current limiting
5. Thermal shutdown and over-temperature protection
6. Programmable frequency from 50kHz to 400kHz
7. External compensation for easy optimization
8. Enable function for power management
9. Spread spectrum modulation for reduced EMI
10. Protection features: under-voltage lockout, cycle-by-cycle current limiting, and open-loop protection

Applications:

1. Automotive applications: infotainment systems, power windows, and engine control units
2. Industrial applications: motor drives, servo controllers, and industrial power supplies
3. Telecom applications: power supplies for base stations, routers, and switches
4. Battery charging and management systems
5. LED lighting applications
6. Portable devices: power banks, smartphones, and laptops
7. High-voltage power supplies for medical equipment

The L6565DTR is a versatile and efficient step-down converter that can be used in a wide range of applications requiring high-voltage and high-current power conversion. Its advanced features and robust protection mechanisms make it suitable for both automotive and industrial applications where reliability and efficiency are critical.