TPS40130DBT - Texas Instruments

Manufacturer Part Number

TPS40130DBT

Manufacturer

Texas Instruments

Introduction

The TPS40130DBT is a step-down, or buck, controller from Texas Instruments, catering to sophisticated power management applications requiring dual outputs. It is part of a broader category of power management integrated circuits (PMIC) and utilizes DC-DC switching controls for efficient power conversion.

Product Features and Performance

Step-down (Buck) functionality for efficient voltage regulation

Dual-output capability allows for powering multiple devices

Supports a broad supply voltage range from 3V to 40V, catering to versatile application needs

Adjustable switching frequency from 100kHz to 1.2MHz, providing flexibility in balancing efficiency and component size

Maximum duty cycle of 87.5%, enabling a wide range of output voltages

Incorporates synchronous rectification for enhanced efficiency

Features clock synchronization to maintain system integrity in multi-controller environments

Control features include current limit, enable, frequency control, power good signal, and soft start for improved system stability and performance

Product Advantages

Enhanced power efficiency and reduced heat generation due to synchronous rectification

Flexible power management solution that can be fine-tuned for specific application needs through adjustable switching frequency and dual outputs

Wide input voltage range accommodates various power sources and systems

Integration of multiple control features ensures reliable operation and stability of the power supply

Key Technical Parameters

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

Frequency Switching: 100kHz ~ 1.2MHz

Duty Cycle (Max): 87.5%

Output Phases: 2

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

Package / Case: 30-TFSOP

Quality and Safety Features

Overcurrent protection and soft start prevent damage from sudden power surges

Operating temperature range of -40°C to 85°C ensures reliable performance under varying environmental conditions

Compatibility

Surface mount technology for compatibility with modern PCB designs

Dual output facilitates integration into systems requiring multiple regulated voltages

Application Areas

Distributed Power Systems

Telecommunications

Networking Equipment

Computing Peripherals

Product Lifecycle

Notified as "Not For New Designs", indicating that it is approaching the end of its lifecycle but may still be available for existing designs

Users should consider seeking replacements or upgrades for new applications

Several Key Reasons to Choose This Product

Dual output capability enhances system design flexibility

Broad input voltage range supports a variety of power sources and applications

Adjustable switching frequency allows optimization between efficiency and component size

Comprehensive control features ensure stable and reliable power supply operation

Texas Instruments' reputation for quality and support provides assurance of product reliability and availability