Texas Instruments

TPS548D21RVFR

The TPS548D21RVFR is a highly integrated, high-efficiency synchronous step-down (buck) converter from Texas Instruments. It is designed to provide efficient power conversion for a wide range of applications, including automotive, industrial, and telecom systems.

Description:

The TPS548D21RVFR is a member of the TPS548 family of synchronous step-down converters. It is available in a compact 3.5mm x 4.2mm PowerSSO-24 package. The device features a high-efficiency synchronous buck converter with an integrated high-side and low-side MOSFET, providing a simple and compact solution for power conversion.

Features:

1. Wide input voltage range: The TPS548D21RVFR can operate with input voltages from 4.5V to 40V, making it suitable for various power supply scenarios.
2. High efficiency: The device offers high efficiency up to 95%, which helps reduce power dissipation and improve overall system performance.
3. Synchronous rectification: The integrated high-side and low-side MOSFETs enable synchronous rectification, which minimizes conduction losses and improves efficiency.
4. Wide output voltage range: The converter can generate output voltages from 0.9V to the input voltage, providing flexibility for different load requirements.
5. High output current: The TPS548D21RVFR can deliver up to 2.1A of continuous output current, suitable for powering various applications.
6. Protection features: The device includes over-current protection, over-voltage protection, and thermal shutdown to ensure reliable operation and protect the system from potential damage.
7. Small form factor: The compact PowerSSO-24 package allows for easy integration into space-constrained applications.

Applications:

1. Automotive systems: The TPS548D21RVFR can be used in various automotive applications, such as infotainment systems, lighting, and power management systems.
2. Industrial systems: The device can be used in industrial control systems, motor drives, and power supplies for industrial equipment.
3. Telecommunication systems: The TPS548D21RVFR can be used in power supplies for telecom equipment, such as base stations, routers, and switches.
4. Portable electronics: The high efficiency and small form factor make it suitable for powering portable electronic devices, such as smartphones, tablets, and wearables.
5. Battery charging: The device can be used in battery charging applications, such as charging power banks or providing power to battery-powered devices.

In summary, the TPS548D21RVFR is a versatile, high-efficiency synchronous step-down converter from Texas Instruments, suitable for a wide range of applications, including automotive, industrial, and telecom systems. Its compact form factor, wide input voltage range, and integrated protection features make it an ideal choice for space-constrained and power-sensitive applications.