TPS40170RGYR - Texas Instruments

Manufacturer Part Number

TPS40170RGYR

Manufacturer

Texas Instruments

Introduction

The TPS40170RGYR is a step-down (buck) switching controller that facilitates efficient power management in electronic devices.

Product Features and Performance

Operates with a transistor driver output type

Functions efficiently in step-down configurations

Supports a single output phase

Capable of operating with supply voltages ranging from 4.5V to 60V

Adjustable switching frequency from 100kHz to 600kHz

Maximum duty cycle of 95%

Includes synchronous rectification and clock synchronization for improved efficiency

Integration of control features such as current limit, enable, frequency control, power good, soft start, and tracking

Product Advantages

High maximum duty cycle allows for reduced power losses

Wide range of input voltage accommodates various power supplies

Synchronous rectifier enhances efficiency

Flexible switching frequency helps optimize performance

Advanced control features boost device reliability and functionality

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 4.5V ~ 60V

Switching Frequency: 100kHz ~ 600kHz

Duty Cycle (Max): 95%

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

Quality and Safety Features

Built to operate in extreme temperature conditions, ranging from -40°C to 125°C

Embedded safety functions such as current limit and soft start minimize risk of damage

Compatibility

Surface mount compatible

Housed in a 20-VFQFN Exposed Pad package

Application Areas

Ideal for use in power supply sections of various electronics including industrial, automotive, and telecom equipment

Product Lifecycle

This product is currently active

Not nearing discontinuation, ensuring ongoing availability and support

Several Key Reasons to Choose This Product

Extended input voltage range allows for versatile application across various electronic systems

High efficiency achieved through features like synchronous rectification and 95% maximum duty cycle

Flexible frequency adjustment and comprehensive control features contribute to optimal performance

Robust design ensures reliability in extreme temperature environments

Active product status ensures long-term availability and technical support