TPS40130RHBT - Texas Instruments

Manufacturer Part Number

TPS40130RHBT

Manufacturer

Texas Instruments

Introduction

Power management integrated circuit for DC-DC switching control

Product Features and Performance

Buck topology switching controller

Dual output phase for power distribution

High frequency switching capability

Synchronous rectification for improved efficiency

Integrated soft start to minimize inrush current

Power good signal for system monitoring

Frequency synchronization to reduce EMI

Supports current limiting for overcurrent protection

Operates across a wide supply voltage range

Product Advantages

High efficiency step-down voltage conversion

Reduced external component count due to integrated functions

Flexible switching frequency for design optimization

Robust thermal performance with exposed pad VFQFN package

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Number of Outputs: 2

Voltage - Supply (Vcc/Vdd): 3V ~ 40V

Frequency - Switching: 100kHz ~ 1.2MHz

Duty Cycle (Max): 87.5%

Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start

Quality and Safety Features

Overcurrent protection via current limit feature

Thermal shutdown function

Under voltage lockout (UVLO)

Built for operating temperatures from -40°C to 85°C

Compatibility

Surface mount 32-VQFN (5x5) package for PCB integration

Compatible with high-density circuit designs

Application Areas

Power supplies for networking equipment

Computing systems

Telecom infrastructure

Industrial electronics

FPGA and ASIC power rails

Product Lifecycle

Not recommended for new designs (NRND)

Potential for future discontinuation

Replacements or upgrades may be available

Reasons to Choose This Product

Optimized for complex multi-output power systems

Engineering support and documentation available from Texas Instruments

Wide input voltage range accommodates various power sources

Precision power management suitable for sensitive electronics

Versatility in controlling different frequencies for EMI management

High integration reduces board space and overall system cost