TPS40131RHBR - Texas Instruments

Manufacturer Part Number

TPS40131RHBR

Manufacturer

Texas Instruments

Introduction

The TPS40131RHBR is a part of the power management integrated circuit category, specifically designed as a DC DC switching controller. It facilitates efficient power management and conversion, particularly in a step-down (buck) configuration.

Product Features and Performance

Step-down (Buck) topology

Dual output channels with two phases

Synchronous rectifier enhances efficiency

Clock synchronization feature

Soft start minimizes inrush current

Features current limit, enable, and frequency control functions

Provides a "Power Good" signal for system reliability

Operates at a switching frequency range of 100kHz to 1.2MHz

Supports a wide input voltage range from 4.5V to 28V

Maximum duty cycle of 87.5%

Product Advantages

High efficiency and reliability

Flexible control options

Supports complex power management requirements in a compact package

Key Technical Parameters

Number of Outputs: 2

Output Phases: 2

Voltage Supply (Vcc/Vdd): 4.5V ~ 28V

Frequency Switching: 100kHz ~ 1.2MHz

Duty Cycle (Max): 87.5%

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package/Case: 32-VFQFN Exposed Pad

Quality and Safety Features

Integrated protections like current limit and soft start

Stable operation across a wide temperature range from -40°C to 85°C

Compatibility

Compatible with various applications requiring efficient power downscaling

Application Areas

Telecommunications

Computing systems

Consumer electronics

Industrial power systems

Product Lifecycle

Currently active and not nearing discontinuation

Future upgrades or replacements are available as technology advances

Several Key Reasons to Choose This Product

High integration level reducing external component count and system complexity

Robust thermal and electrical performance in diverse environments

Scalable switching frequency for tailored application suitability

Extended input voltage range supporting a variety of power sources and systems

Enhanced system reliability with built-in safety features and real-time system monitoring through the Power Good signal