LM2678S-5.0 - Texas Instruments

Manufacturer Part Number

LM2678S-5.0

Manufacturer

Texas Instruments

Introduction

The LM2678S-5.0 is part of Texas Instruments' SIMPLE SWITCHER® series, designed for Power Management specifically as Voltage Regulators - DC DC Switching Regulators. It functions as a step-down regulator that provides efficient power management.

Product Features and Performance

Step-Down (Buck) topology ensuring efficient down conversion of voltage

Positive output configuration with fixed 5V output

Handles input voltages from 8V to 40V

Supports output current up to 5A

Operates at a switching frequency of 260kHz

Operates within temperatures from -40°C to 125°C

Designed for surface mount technology (SMT)

Packaged in TO-263-8, D2PAK (7 Leads + Tab), TO-263CA

Product Advantages

High efficiency in power conversion

Broad range of input voltages accommodated

Capable of driving significant current loads

Suitable for high-temperature operating environments

Simple surface mount integration supports compact and cost-effective design

Key Technical Parameters

Voltage Input (Min): 8V

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 5V

Current Output: 5A

Frequency Switching: 260kHz

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Designed to meet rigorous quality and safety standards, ensuring reliable and safe operation in various applications.

Compatibility

Compatible with a wide range of circuits and applications requiring efficient power regulation with a fixed 5V output.

Application Areas

Consumer Electronics

Telecommunications

Automotive Systems

Industrial Controls

Product Lifecycle

Status: Last Time Buy. This product is nearing the end of its lifecycle, with the availability of replacements or upgrades to be determined. Early consideration for future designs is advised.

Several Key Reasons to Choose This Product

High efficiency and reliability offered by Texas Instruments’ SIMPLE SWITCHER® series.

Versatile input voltage range catering to a broad array of sources.

High output current capability suitable for demanding applications.

Operation in high-temperature environments provides design flexibility.

Surface mount packaging allows for compact, space-efficient designs.

Last Time Buy status alerts for strategic planning regarding future design transitions.