TPS40055PWP - Texas Instruments

Manufacturer Part Number

TPS40055PWP

Manufacturer

texas-instruments

Introduction

The TPS40055PWP is a high-performance, step-down (buck) switching controller from Texas Instruments, designed for power management applications.

Product Features and Performance

High-efficiency step-down switching controller

Supports a wide input voltage range of 8V to 40V

Capable of switching frequencies up to 1MHz

Maximum duty cycle of 94%

Incorporates synchronous rectification for improved efficiency

Features clock synchronization

Includes protection and control features such as current limit, enable, frequency control, and soft start

Product Advantages

High efficiency and flexibility in controlling output voltage

Suitable for a wide range of input voltages

High-frequency switching allows for smaller external components

Synchronous rectification enhances power conversion efficiency

Soft start minimizes inrush current at startup

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 8V ~ 40V

Frequency Switching: Up to 1MHz

Duty Cycle (Max): 94%

Output Type: Transistor Driver

Function: Step-Down

Output Configuration: Positive

Topology: Buck

Number of Outputs: 1

Output Phases: 1

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

Quality and Safety Features

Integrated current limit for overcurrent protection

Thermal shutdown for overheating protection

Compatibility

Compatible with surface mount technology for PCB assembly

Flexible for use with various inductors and capacitors based on application requirements

Application Areas

Power supply modules

Distributed power systems

Telecommunications equipment

Computing peripherals

Product Lifecycle

Status: Active

Not nearing discontinuation, with ongoing support and availability

Several Key Reasons to Choose This Product

High efficiency and flexibility suitable for a broad range of applications

Texas Instruments' reputation for quality and reliability

Compact design possibilities due to high-frequency operation

Enhanced safety features protect against overcurrent and thermal overload

Active product status ensures long-term availability and support