TPS51117PW - Texas Instruments

Manufacturer Part Number

TPS51117PW

Manufacturer

Texas Instruments

Introduction

The TPS51117PW is a step-down (buck) controller from Texas Instruments, designed for Power Management (PMIC) applications, particularly in DC DC switching controllers. It utilizes D-CAP™ mode for fast transient response.

Product Features and Performance

Step-down switch controller with D-CAP™ mode for quick transient responses

Supports high-efficiency synchronous rectification

Features On Time Control and Power Good status indication

Enable control for low power standby operation

Operates on a supply voltage ranging from 4.5V to 5.5V

Designed for use in single-phase systems

Surface Mount technology in a 14-TSSOP package for compactness

Product Advantages

Fast transient response suitable for high-performance applications

High efficiency through synchronous rectification

Integrated features for enhanced power management and system reliability

Compact package suitable for space-constrained applications

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Output Configuration: Positive

Topology: Buck

Number of Outputs: 1

Output Phases: 1

Voltage Supply (Vcc/Vdd): 4.5V ~ 5.5V

Synchronous Rectifier: Yes

Control Features: Enable, On Time Control, Power Good

Operating Temperature: -40°C ~ 85°C (TA)

Quality and Safety Features

Built-in protection features including overcurrent and thermal shutdown

Designed to meet rigorous quality and safety standards

Compatibility

Suitable for a wide range of applications and power management systems

Application Areas

Computing systems

Consumer Electronics

Networking and Telecommunications equipment

Industrial control systems

Product Lifecycle

Currently active product status with no immediate discontinuation plans

Availability of replacements or upgrades should be checked periodically

Several Key Reasons to Choose This Product

Texas Instruments' reputation for reliability and quality

D-CAP™ mode offers superior speed in transient response, optimizing performance for demanding applications

Integrated control features streamline power system design

Wide operating temperature range supports use in various environments

Compact and efficient design enables use in space-constrained applications