TPS43332QDAPRQ1 - Texas Instruments

Manufacturer Part Number

TPS43332QDAPRQ1

Manufacturer

Texas Instruments

Introduction

The TPS43332QDAPRQ1 is a DC/DC switching controller designed for automotive and industrial applications, capable of stepping up or stepping down voltage efficiently.

Product Features and Performance

Step-Up and Step-Down voltage regulation

Positive Output Configuration

Supports Buck and Boost topology

Three Outputs with Dual-phase operation

Voltage supply range from 4V to 40V

Switching frequency adjustable from 150kHz to 600kHz

Maximum duty cycles of 90% and 98.75%

Integrated synchronous rectifier for improved efficiency

Clock synchronization feature

Includes control features like Enable, Frequency Control, Power Good, Soft Start, and Tracking

Product Advantages

High efficiency with synchronous rectification

Flexible power supply ranging from 4V to 40V

Comprehensive control features enhance operational reliability

Suitable for rugged applications with operating temperatures from -40°C to 125°C

Key Technical Parameters

Output Type: Transistor Driver

Number of Outputs: 3

Output Phases: 2

Voltage Supply (Vcc/Vdd): 4V ~ 40V

Frequency Switching: 150kHz ~ 600kHz

Duty Cycle (Max): 90%, 98.75%

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Operates within automotive-grade standards

AEC-Q100 qualified for automotive reliability

Built-in safety controls including Soft Start and Tracking

Compatibility

Compatible with various automotive and industrial applications requiring voltage regulation

Application Areas

Automotive electronics

Industrial power supplies

Energy management systems

Product Lifecycle

Currently Active status

Not nearing discontinuation, ample support, and replacements available

Several Key Reasons to Choose This Product

Versatility in voltage regulation (Step-Up and Step-Down)

Supports both buck and boost topologies for diverse applications

High switching frequency range provides design flexibility

Synchronous rectification enhances efficiency

Automotive-grade reliability and robustness (AEC-Q100 qualified)

Extended operational temperature range suitable for harsh environments