TPS544B25RVFR - Texas Instruments

Manufacturer Part Number

TPS544B25RVFR

Manufacturer

Texas Instruments

Introduction

The TPS544B25RVFR is a high-performance step-down regulator part of the SWIFT™ series, designed for power management applications.

Product Features and Performance

Adjustable output voltage from 0.5V to 5.5V

Current output capability of 20A

Supports wide input voltage range from 4.5V to 18V

Synchronous rectification for improved efficiency

Switching frequency adjustable between 200kHz and 1MHz

High thermal performance with -40°C to 125°C operating junction temperature

Compatible with low-resistance and inductance power planes

Monolithic Silicon Design

Product Advantages

High efficiency for reduced power loss

Small footprint with surface mount LQFN package

High output current suitable for demanding applications

Flexible switching frequency for optimized performance

Thermal shutdown and overcurrent protection

Key Technical Parameters

Voltage - Input (Min): 4.5V

Voltage - Input (Max): 18V

Voltage - Output (Min/Fixed): 0.5V

Voltage - Output (Max): 5.5V

Current - Output: 20A

Frequency - Switching: 200kHz ~ 1MHz

Quality and Safety Features

Overcurrent protection

Thermal shutdown mechanism

Undervoltage lockout (UVLO)

Soft-start feature to reduce inrush current

Compatibility

Compatible with a variety of capacitors and inductors for design flexibility

Surface Mount 40-LFQFN Exposed Pad for easy PCB design

Application Areas

Networking and telecom equipment

Servers and storage systems

FPGA and ASIC power supplies

Point of Load (POL) power systems

Product Lifecycle

Active product status

Not indicated as nearing discontinuation

Several Key Reasons to Choose This Product

High-efficiency performance minimizes energy loss

Versatile input and output voltage range for a variety of applications

High current capacity suitable for high-power applications

Adjustable switching frequency allows for design optimization

Built-in safety features protect the device and the system

Texas Instruments' proven reliability and support