TPS65321QPWPRQ1 - Texas Instruments

Manufacturer Part Number

TPS65321QPWPRQ1

Manufacturer

Texas Instruments

Introduction

Automotive, Power Management IC with Buck and LDO Regulators

Product Features and Performance

Integrated Step-Down (Buck) Regulator

Integrated Linear Regulator (LDO)

Supports Eco-Mode for Higher Efficiency

Wide Switching Frequency Range (100kHz - 2.5MHz)

Two Output Voltages with High Current Capability (Buck: 3.2A, LDO: 280mA)

Automotive Grade Reliability

AEC-Q100 Qualified

Product Advantages

High Efficiency with Eco-Mode Technology

Dual Output Solution for Various Applications

Broad Input Voltage Range (3V-36V) Suitable for Automotive Systems

Operation Over a Wide Temperature Range (-40°C to 125°C)

Power Saving Modes for Reduced Energy Consumption

Key Technical Parameters

Topology: Step-Down (Buck), Linear (LDO)

Number of Outputs: 2

Frequency - Switching: 100kHz - 2.5MHz

Voltage/Current - Output 1: 1.1V - 20V, 3.2A

Voltage/Current - Output 2: 1.1V - 5.5V, 280mA

Voltage - Supply: 3V - 36V

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Over-Temperature Protection

AEC-Q100 Certification for Automotive Applications

Built-In Voltage Supervisor for Safety and System Reliability

Compatibility

Compatible with a Wide Range of Automotive Voltage Requirements

Surface Mount Design for Modern PCB Assemblies

14-PowerTSSOP Package Compatible with Industry Standard Mounting Methods

Application Areas

Automotive Electronics

Power Management for MCUs and Peripheral Sensors

Infotainment Systems

Automotive Safety Systems

Product Lifecycle

Not For New Designs (End-Of-Life Notification might be issued)

Availability of Replacements or Upgrades to be evaluated base on specific project needs

Several Key Reasons to Choose This Product

Optimized for Automotive Power Solutions with High Reliability

Flexible Power Supply Solution for Multi-Output Requirements

Wide Input Voltage Range Accommodates Fluctuations in Automotive Power Rails

High-Efficiency Design Reduces Thermal Footprint and Energy Use

Engineered for Rugged Environments Common in Automotive Applications

Simple Integration with Compact Surface Mount Package

Texas Instruments' Renowned Support and Quality Assurance