Texas Instruments

TPS54228DR

The Texas Instruments TPS54228DR is a highly integrated, synchronous step-down (buck) converter that offers a wide input voltage range and high efficiency. This device is designed to provide a stable output voltage for a variety of applications, including industrial, medical, and automotive systems.

Description:

The TPS54228DR is a compact, 16-pin, 3mm x 3mm QFN package that features a high-efficiency synchronous buck converter. It is designed to operate from a wide input voltage range of 4.5V to 60V, making it suitable for a variety of power supply applications. The device also features a low quiescent current of 35µA, which helps to minimize power consumption during light load conditions.

Features:

1. Wide input voltage range: 4.5V to 60V
2. High efficiency: up to 96% depending on the input voltage and output current
3. Low quiescent current: 35µA
4. Synchronous rectification for improved efficiency at light loads
5. Programmable soft-start to reduce inrush current
6. Over-current protection, over-voltage protection, and thermal shutdown protection
7. Small form factor: 3mm x 3mm QFN package

Applications:

1. Industrial control systems
2. Medical equipment
3. Automotive systems
4. Telecommunications equipment
5. Portable electronic devices
6. Power supplies for IoT devices
7. Any application requiring a stable, regulated output voltage from a wide input voltage range

In summary, the Texas Instruments TPS54228DR is a versatile and efficient step-down converter that is suitable for a wide range of applications. Its compact form factor, low quiescent current, and high efficiency make it an ideal choice for power supply designs where space and power consumption are critical factors.