TPS5401DGQR - Texas Instruments

Manufacturer Part Number

TPS5401DGQR

Manufacturer

Texas Instruments

Introduction

TPS5401DGQR is a step-down (buck) regulator from Texas Instruments, designed for power management applications requiring a compact, efficient, and adjustable voltage output.

Product Features and Performance

Adjustable output voltage from 0.8V to 39V

Supports input voltage range from 3.5V to 42V

Capable of delivering output current up to 500mA

Operates over a switching frequency range of 100kHz to 2.5MHz

Incorporates Eco-Mode™ for improved light-load efficiency

Non-synchronous rectification design

Operational temperature range from -40°C to 150°C (TJ)

Surface mount package for compact PCB design

Product Advantages

Wide input voltage range enhances compatibility with various power sources

Adjustable output allows for versatility in applications

High efficiency at light loads with Eco-Mode™

High-frequency operation enables the use of smaller external components

Thermal shutdown and overcurrent protection improve reliability and safety

Key Technical Parameters

Voltage Input (Min): 3.5V

Voltage Input (Max): 42V

Voltage Output (Min/Fixed): 0.8V

Voltage Output (Max): 39V

Current Output: 500mA

Frequency Switching: 100kHz ~ 2.5MHz

Operating Temperature: -40°C ~ 150°C (TJ)

Quality and Safety Features

Built-in thermal shutdown

Overcurrent protection mechanism

Under voltage lockout (UVLO)

Compliance with international safety standards

Compatibility

Compatible with a wide range of input voltages

Suitable for various applications due to its adjustable output voltage

Can be used in designs requiring surface mount technology (SMT)

Application Areas

Consumer electronics

Industrial power supplies

Portable devices

Automotive applications

Telecommunication systems

Product Lifecycle

Product Status: Active

Not nearing discontinuation; current model with support and availability

Replacements or upgrades can be sourced within the Texas Instruments SWIFT™ series

Several Key Reasons to Choose This Product

Flexible power solution due to wide input and output voltage ranges

High efficiency and reduced power loss with Eco-Mode™

Ensures reliability and safety with built-in protection features

Supports compact and efficient designs with high-frequency operation

Active product status with Texas Instruments' support and availability enables long-term use and integration in new designs