TPS51275RUKT - Texas Instruments

Manufacturer Part Number

TPS51275RUKT

Manufacturer

Texas Instruments

Introduction

Dual-Synchronous, Step-Down Controller with LDO

Product Features and Performance

Buck Controller with D-CAP™ Mode for Fast Transient Response

Dual-Synchronous Design for High Efficiency

4 Outputs: 2 Step-Down and 2 LDOs

Selectable Switching Frequency of 300kHz or 355kHz

Adaptive On-Time Control Architecture

Product Advantages

Improved System Power Efficiency

Reduced External Component Count

Fast Transient Response for Stable Operation

Extended Battery Life for Portable Applications

Key Technical Parameters

Step-Down (Buck) Synchronous Topology

Linear (LDO) Regulation

4 Outputs

Switching Frequency: 300kHz, 355kHz

Output 1 and 2: Controller

Output 3: 3.3V, 100mA

Supply Voltage Range: 5V ~ 24V

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

Quality and Safety Features

High-Performance Thermal Management

Protection against Overvoltage and Undervoltage Conditions

Thermal Shutdown Protection

Compatibility

Suited for Complex Multi-Voltage Systems

Surface Mount WFQFN-20 Package for PCB Compatibility

Application Areas

Laptop and Notebook Computers

Networking Systems

FPGA and DSP Power Supplies

Embedded Systems

Product Lifecycle

Currently Active

No Indication of Nearing Discontinuation

Replacement and Upgrade Options Available Through Texas Instruments Portfolio

Key Reasons to Choose This Product

Efficient Power Management for Multi-Core Processors

Minimized System Downtime with Built-In Safety Features

Ideal for Space-Constrained Applications due to Small Package Size

Texas Instruments Reliability and Support

Versatile Supply Voltage Range Compatible with Various Systems

Ease of Integrated Power Supply Designs with Multi-Output Configuration