TPS40322RHBR - Texas Instruments

Manufacturer Part Number

TPS40322RHBR

Manufacturer

Texas Instruments

Introduction

The TPS40322 is a dual-channel, synchronous step-down controller from Texas Instruments designed for efficient power management in applications requiring a compact solution with a wide input voltage range.

Product Features and Performance

Dual-channel synchronous Buck converter

Wide input voltage range: 3V to 20V

Supports switching frequency range from 100kHz to 1MHz

Integrated transistor driver for efficient power conversion

Positive output configuration with two outputs

Two-phase output for balanced power distribution

Highly efficient synchronous rectification technology

Adaptable frequency control for optimal system performance

Phase control for enhanced system stability and response

Soft Start feature to prevent current surge during startup

Operating temperature range of -40°C to 125°C for extreme environments

Product Advantages

High integration for compact system design

Flexible switching frequency to suit various application needs

Dual output for powering multiple devices

Enhanced power efficiency with synchronous rectification

Built-in current limit for better protection against overcurrent events

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Topology: Buck

Number of Outputs: 2

Output Phases: 2

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

Frequency - Switching: 100kHz to 1MHz

Quality and Safety Features

Current limit functionality for overcurrent protection

Soft Start to minimize inrush current at power-up

Operation within an industrial temperature range for reliability in harsh conditions

Compatibility

Surface Mount technology for broad compatibility with modern PCBs

32-VFQFN Exposed Pad to facilitate efficient heat dissipation

Application Areas

Telecommunications

Networking

Servers

Industrial Power Systems

Product Lifecycle

Status: Active

No indication of discontinuation; replacements or upgrades should be available as necessary

Several Key Reasons to Choose This Product

Highly adaptable with a wide input voltage range suitable for various power sources

Dual-channel output for simultaneous power supply to multiple components

Efficient power management with synchronous rectification and a wide range of switching frequencies

High reliability enabled by built-in safety features and a robust operating temperature range

Ease of integration into existing designs due to standard mounting and package types

Supported by the reputation and technical expertise of Texas Instruments in the power management field