LM5175QPWPRQ1 - Texas Instruments

Manufacturer Part Number

LM5175QPWPRQ1

Manufacturer

Texas Instruments

Introduction

The LM5175QPWPRQ1 is a versatile, automotive-grade power management integrated circuit (PMIC) designed for efficient DC-DC switching control, capable of operating in both step-up and step-down modes.

Product Features and Performance

Supports Buck-Boost topology allowing for step-up and step-down voltage regulation.

Operates across a wide input voltage range from 3.5V to 42V.

Adjustable switching frequency from 100kHz to 600kHz.

Integrated synchronous rectifier for improved efficiency.

Features clock synchronization for noise-sensitive applications.

Incorporates control features like enable pin, frequency control, power good signal, and soft start for enhanced performance and safety.

Designed to operate in demanding conditions with an operating temperature range of -40°C to 150°C.

Product Advantages

High flexibility in voltage regulation across a wide range of input voltages.

Improved power efficiency through synchronous rectification.

Enhanced system reliability through extensive control features.

Suitable for harsh automotive environments due to the wide operating temperature range.

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up/Step-Down

Output Configuration: Positive

Voltage Supply (Vcc/Vdd): 3.5V ~ 42V

Frequency Switching: 100kHz ~ 600kHz

Operating Temperature: -40°C ~ 150°C (TJ)

Grade: Automotive

Qualification: AEC-Q100

Quality and Safety Features

Qualified by AEC-Q100 standards for automotive reliability.

Built-in safety features including soft start and power good indication for system protection.

Compatibility

Flexible design suitable for a wide range of automotive power supply applications.

Compatible with various surface mount techniques with its 28-PowerTSSOP packaging.

Application Areas

Automotive power systems

Portable electronics

Industrial power supplies

Telecommunications equipment

Product Lifecycle

Currently active and in production.

Not nearing discontinuation, ensuring long-term availability for new designs and ongoing projects.

Several Key Reasons to Choose This Product

Versatile performance capable of handling both step-up and step-down conversions efficiently.

High system reliability and safety, qualifying for automotive-grade applications.

Wide operating voltage and temperature range, catering to a broad spectrum of power management needs.

Ease of integration into existing designs due to flexible control features and compatibility with standard mounting techniques.