LM51561QDSSRQ1 - Texas Instruments

Manufacturer Part Number

LM51561QDSSRQ1

Manufacturer

Texas Instruments

Introduction

LM51561QDSSRQ1 is a DC DC switching controller ideal for power management applications, designed for automotive use with high-efficiency energy conversion.

Product Features and Performance

Boost, Flyback, SEPIC topologies

Transistor driver output type

Supports step-up and step-up/step-down functions

Operating frequency from 100kHz to 2.2MHz

Maximum duty cycle of 93%

Current limit, enable, frequency control, power good, and soft start control features

Operates over a wide supply voltage range of 3.5V to 60V

Clock synchronization capability

Product Advantages

High switching frequency for compact solution size

Wide input voltage range suitable for varying supply conditions

High maximum duty cycle allows for efficient power conversion

Automotive grade reliability and quality

Key Technical Parameters

Output Phases: 1

Frequency Switching: 100kHz ~ 2.2MHz

Voltage Supply: 3.5V ~ 60V

Duty Cycle (Max): 93%

Operating Temperature: -40°C ~ 150°C

Quality and Safety Features

AEC-Q100 qualified

Designed for high temperature operation

Compatibility

Compatible with surface mount technology

Application Areas

Automotive Power Management Systems

Portable Devices

Telecommunications Equipment

Product Lifecycle

Currently active

Not nearing discontinuation

Replacements or upgrades available if necessary

Several Key Reasons to Choose This Product

High-efficiency performance ideal for automotive applications

Flexible and robust with a wide input voltage range

High reliability under extreme temperature conditions

Meets stringent automotive standards (AEC-Q100)