LM5156QDSSRQ1 - Texas Instruments

Manufacturer Part Number

LM5156QDSSRQ1

Manufacturer

Texas Instruments

Introduction

The LM5156QDSSRQ1 is a versatile automotive-grade power management integrated circuit specializing in DC-DC switching control, ideal for applications that require step-up or step-down voltage regulation.

Product Features and Performance

High-efficiency voltage conversion capabilities

Flexible operation as a Boost, Flyback, or SEPIC controller

Supports a single output with an output configuration designed to provide a positive voltage

Capable of switching frequencies between 100kHz and 2.2MHz

Enables a maximum duty cycle of up to 93%

Product Advantages

Accelerated design processes due to easy-to-implement standard packaging

Robust thermal performance due to exposed pad in the package design

High reliability under extreme conditions with an operating temperature range of -40°C to +150°C

Designed for automotive applications adhering to AEC-Q100 standards

No need for a synchronous rectifier, simplifying the circuit design

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up, Step-Up/Step-Down

Topology: Boost, Flyback, SEPIC

Number of Outputs: 1

Voltage - Supply (Vcc/Vdd): 3.5V to 60V

Frequency - Switching: 100kHz to 2.2MHz

Duty Cycle (Max): 93%

Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start

Quality and Safety Features

Wide operating temperature range ensures reliability in various environments

Compliant with AEC-Q100 automotive qualification standard, ensuring robustness for automotive applications

Compatibility

Compatible with a variety of external components for customizable applications

Can be used with various microcontrollers for power management tasks

Application Areas

Automotive systems

Power supplies for industrial applications

Energy-harvesting devices

Portable electronics with power conditioning needs

Product Lifecycle

Product Status: Active

Not close to discontinuation with continued manufacturer support

Availability of replacements or necessary upgrades to maintain your system's longevity

Several Key Reasons to Choose This Product

Provide stable voltage in a wide range of input voltages (3.5V to 60V)

Flexible topology enables design in various applications, simplifying inventory

Adheres to stringent automotive standards, ensuring high reliability for critical applications

High switching frequency range allows for smaller, more efficient designs

Integrated features like soft start and power good signaling streamline power management designs