Texas Instruments

TPS54283PWPR

The TPS54283PWPR is a high-efficiency synchronous step-down (buck) converter from Texas Instruments. It is designed to provide a regulated output voltage from a wide range of input voltages. The device is available in a PowerPad™ package, which offers enhanced thermal performance and improved power density.

Description:

The TPS54283PWPR is a highly integrated, high-efficiency synchronous step-down converter that can deliver up to 3A of continuous output current. It features a wide input voltage range of 4.5V to 23V, making it suitable for a variety of applications. The device includes built-in power MOSFETs, an inductor, and other support components, allowing for a compact and efficient solution.

Features:

1. High Efficiency: The TPS54283PWPR offers high efficiency of up to 95%, which helps reduce power dissipation and improve overall system performance.
2. Wide Input Voltage Range: The device can operate with input voltages from 4.5V to 23V, making it suitable for a wide range of applications.
3. Synchronous Rectification: The use of synchronous rectification allows for improved efficiency and reduced switching losses.
4. Programmable Soft Start: The soft-start feature helps reduce inrush current and minimizes output voltage overshoot during startup.
5. PowerSave Mode: The device features a PowerSave mode that reduces quiescent current consumption during light load conditions.
6. Protection Features: The TPS54283PWPR includes over-current protection, over-temperature protection, and thermal shutdown to ensure safe and reliable operation.
7. Small Form Factor: The device is available in a compact PowerPad™ package, which helps save space on the PCB.

Applications:

1. Telecommunications equipment
2. Industrial control systems
3. Portable medical devices
4. Networking equipment
5. High-brightness LED (HB-LED) lighting
6. Battery-powered devices
7. Power supplies for IoT devices

In summary, the TPS54283PWPR is a high-efficiency synchronous step-down converter from Texas Instruments that offers a wide input voltage range, high efficiency, and a compact form factor. It is suitable for a variety of applications, including telecommunications, industrial control, medical devices, networking equipment, LED lighting, and battery-powered devices.