TPS54526RSAT - Texas Instruments

Manufacturer Part Number

TPS54526RSAT

Manufacturer

Texas Instruments

Introduction

High-efficiency synchronous step-down regulator with advanced power management features

Product Features and Performance

Integrated dual MOSFETs

D-CAP2 mode for fast transient response

Eco-Mode for light load efficiency

Adjustable soft start to reduce inrush current

Selectable frequency control for flexible design

Power good flag for sequencing and fault monitoring

Thermal shutdown protection

Product Advantages

High efficiency for power saving

Compact 16-QFN package saves board space

Supports pre-biased startup

Low radiated emissions (EMI)

Minimal external components required

Key Technical Parameters

Input Voltage Range: 4.5V to 18V

Output Voltage Range: 0.76V to 5.5V

Output Current: 5.5A

Switching Frequency: 650kHz

Top synchronous buck converter topology

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Under voltage lockout (UVLO)

Over voltage protection (OVP)

Over current protection (OCP)

Thermal protection with hysteretic shutdown

Compatibility

Compatible with a variety of capacitive loads

Application Areas

Distributed Power Systems

FPGA, DSP, and ASIC Supplies

Green Electronics/Appliances

Networking and Telecommunications

Consumer Electronics

Product Lifecycle

Active status, not nearing discontinuation

Availability of replacements or upgrades not indicated

Reasons to Choose This Product

High power density for space-constrained applications

Simple control loop design for ease of use

Integrated features reduce external part count

Robust thermal and current protection features for reliability

TI's reputation for quality and support in power management products