TPS53681RSBR - Texas Instruments

Manufacturer Part Number

TPS53681RSBR

Manufacturer

Texas Instruments

Introduction

Integrated dual-channel, step-down controller optimized for high-density power solutions.

Product Features and Performance

Dual channel step-down controller

Adopts D-CAP+™ control topology for fast transient response

Configurable 8-phase operation for flexibile power management

PWM signal output for precise voltage regulation

Product Advantages

High-performance solution for demanding applications

Efficient power conversion increases system reliability

Supports pre-biased startup

Key Technical Parameters

Voltage supply range: 4.5V to 17V

Switching frequency: 300kHz to 1MHz

Outputs: 2

Output phases: 8

Operating temperature: -40°C to 125°C

Mounting type: Surface mount

Package: 40-WFQFN Exposed Pad

PMBus for digital interface and control

Synchronous rectification support: No

Quality and Safety Features

Operating temperature range of -40°C to 125°C ensures performance under extreme conditions

Protection against overcurrent with dedicated current limit feature

Compatibility

Compatible with PMBus serial interface for enhanced system monitoring

Application Areas

Computing systems

Telecom infrastructure

Networking equipment

Servers and storage systems

Product Lifecycle

Product Status: Active

No indication of discontinuation, providing long-term availability and support

Several Key Reasons to Choose This Product

Flexible and scalable power solution for multi-phase requirements

Robust power management with fast transient response due to D-CAP+™ architecture

Extended operational temperature range suitable for industrial and commercial applications

Digital interface via PMBus for advanced system control

Efficient design tailored for high-density power applications

Support from Texas Instruments, a leader in power management solutions