LM5155QDSSTQ1 - Texas Instruments

Manufacturer Part Number

LM5155QDSSTQ1

Manufacturer

Texas Instruments

Introduction

The LM5155QDSSTQ1 is a high-performance, synchronous step-up, step-up/step-down DC-DC switching regulator from Texas Instruments. It offers a wide input voltage range, high efficiency, and a versatile set of features, making it suitable for a variety of power management applications.

Product Features and Performance

Wide input voltage range: 2.97V to 45V

Switching frequency range: 100kHz to 2.2MHz

Maximum duty cycle: 93%

Synchronous rectification for improved efficiency

Clock synchronization capability

Soft-start function for controlled startup

Automotive-grade qualification (AEC-Q100)

Operating temperature range: -40°C to 150°C (junction temperature)

Product Advantages

Versatile topology support (Boost, Flyback, SEPIC)

Single-phase output configuration

Compact 12-pin WFDFN package with wettable flanks

Suitable for various power management applications

Key Reasons to Choose This Product

Wide input voltage range for versatile power supply solutions

High efficiency and fast transient response for improved system performance

Automotive-grade qualification for reliable operation in harsh environments

Compact package and feature set make it well-suited for space-constrained applications

Quality and Safety Features

Automotive-grade qualification (AEC-Q100)

Robust design for reliable operation

Compatibility

The LM5155QDSSTQ1 is a standalone DC-DC switching regulator and can be used in various power management applications.

Application Areas

Automotive electronics

Industrial equipment

Telecommunication systems

Consumer electronics

Portable devices

Product Lifecycle

The LM5155QDSSTQ1 is an active product, and our website's sales team does not have any immediate plans for discontinuation. However, customers are advised to check with our website's sales team or their authorized distributors for the latest product availability and lifecycle information.