TPS40305DRCR - Texas Instruments

Manufacturer Part Number

TPS40305DRCR

Manufacturer

Texas Instruments

Introduction

TPS40305DRCR is a step-down (buck) controller designed for efficient power management and suitable for a variety of applications.

Product Features and Performance

High-performance step-down controller

Integrated transistor driver for external MOSFETs

Support for synchronous rectification

High-efficiency switching at 1.2MHz

Adjustable duty cycle up to 85%

Soft start capability to reduce inrush current

Power Good signal for sequencing and monitoring

Enables compact power design with minimal external components

Product Advantages

Enhanced thermal performance with VFDFN Exposed Pad

Operational over a wide supply voltage range (3V to 20V)

Low external component count

High integration reduces system complexity and cost

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Topology: Buck

Voltage - Supply (Vcc/Vdd): 3V ~ 20V

Frequency - Switching: 1.2MHz

Duty Cycle (Max): 85%

Synchronous Rectifier: Yes

Quality and Safety Features

Operating Temperature range: -40°C to 125°C

Robust thermal management with exposed pad package

Compatibility

Compatible with surface mount technology

Easily interfaced with a wide range of standard power components

Application Areas

Computing systems

Networking equipment

Telecommunications

Industrial applications

Consumer electronics

Product Lifecycle

Status: Active

Ongoing support and production, with no indication of nearing discontinuation

Potential for future upgrades or replacement availability

Several Key Reasons to Choose This Product

Highly efficient power conversion reduces energy loss

Supports a broad range of input voltages for diverse applications

Fast switching frequency facilitates the use of small, low-cost inductors

Enables design of compact, lightweight power solutions

Built by Texas Instruments, a leader in power management solutions

Technical support and design resources available from the manufacturer