LM51561HQPWPRQ1 - Texas Instruments

Manufacturer Part Number

LM51561HQPWPRQ1

Manufacturer

Texas Instruments

Introduction

The LM51561 is a wide input voltage range, high-efficiency, synchronous step-up/step-down DC-DC controller.

Product Features and Performance

Wide input voltage range: 2.97V to 60V

High efficiency up to 95%

Fixed frequency operation from 100kHz to 2.2MHz

Integrated current limit and soft-start

Power good output flag

Product Advantages

Versatile topology support: Boost, Flyback, SEPIC

Capable of both step-up and step-down operation

Comprehensive control and protection features

Small solution size with high power density

Key Technical Parameters

Output Configuration: Positive

Synchronous Rectifier: No

Number of Outputs: 1

Operating Temperature: -40°C to 125°C

Switching Frequency: 100kHz to 2.2MHz

Maximum Duty Cycle: 93%

Quality and Safety Features

RoHS3 compliant

Automotive-qualified (AEC-Q100)

Compatibility

Suitable for a wide range of applications requiring flexible power conversion

Application Areas

Automotive electronics

Industrial control systems

Telecom and networking equipment

Portable and battery-powered devices

Product Lifecycle

Current product, no discontinuation plans

Key Reasons to Choose This Product

Wide input voltage range for versatility

High efficiency for improved power delivery

Flexible topology support for design flexibility

Comprehensive control and protection features for reliability

Automotive-qualified for use in harsh environments