TPS40131RHBRG4 - Texas Instruments

Manufacturer Part Number

TPS40131RHBRG4

Manufacturer

Texas Instruments

Introduction

The TPS40131RHBRG4 is a step-down (buck) switching controller designed for efficient power management and conversion. It supports dual outputs with a synchronous rectifier and is suitable for a range of supply voltages, offering flexibility in system design.

Product Features and Performance

Dual-output step-down (buck) configuration

Synchronous rectification for improved efficiency

Supports input voltages from 4.5V to 28V

Adjustable switching frequency from 100kHz to 1.2MHz

Maximum duty cycle of 87.5%

Clock synchronization for system optimization

Integrated features for current limit, enable control, frequency adjustment, power good signal, and soft start

Operates in temperatures ranging from -40°C to 85°C

Product Advantages

High efficiency due to synchronous rectification

Flexibility in voltage supply and output configuration

Adjustable frequency allows optimization of component size and efficiency

Multiple control features enhance system reliability and performance

Suitable for a wide range of operating conditions

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

Quality and Safety Features

Built-in current limit and soft start features protect against overcurrent and excessive inrush current

Power good signal for system stability monitoring

Compatibility

Surface mount technology for ease of integration into various circuit designs

Compatible with a wide range of input voltages and frequencies for versatile applications

Application Areas

Power supply modules

Distributed power systems

Industrial controls

Telecommunication equipment

Product Lifecycle

Discontinued at Digi-Key, indicating the product may be nearing the end of its lifecycle

Potential replacements or upgrades should be considered for new designs

Several Key Reasons to Choose This Product

High efficiency and flexibility in power management tasks

Dual outputs with synchronous rectification enhance performance

Adjustable switching frequency for optimizing design parameters

Comprehensive control features for enhanced reliability

Designed by Texas Instruments, a leading manufacturer in the industry