Manufacturer Part Number
LM2679S-12
Manufacturer
Texas Instruments
Introduction
The LM2679S-12 is part of the SIMPLE SWITCHER® series, designed for power management applications requiring a step-down (buck) voltage regulator.
Product Features and Performance
Step-Down Voltage Regulator
Fixed Output at 12V
Single Output Configuration
Non-Synchronous Rectification
Buck Topology
Output Current Capacity of 5A
Switching Frequency of 260kHz
Broad Input Voltage Range from 8V to 40V
Designed for Surface Mount Technology
Thermal Shutdown and Current Limit Protection
Operating Temperature Range from -40°C to 125°C
Product Advantages
High Efficiency Power Conversion
Ease of Use with Minimal External Components
Compact TO-263-8, D2PAK Surface Mount Package
Inherent Thermal Protection Features
Key Technical Parameters
Number of Outputs: 1
Input Voltage (Min): 8V
Input Voltage (Max): 40V
Output Voltage: 12V
Output Current: 5A
Switching Frequency: 260kHz
Operating Temperature: -40°C to 125°C
Package: TO-263 (DDPAK-7)
Quality and Safety Features
Thermal Shutdown
Current Limit Protection
Over Voltage and Over Current Protections for Safe Operation
Compatibility
Compatible with Various Capacitive Loads
Ease of Integration with Microcontrollers and Digital Circuits
Application Areas
Distributed Power Systems
Networking Systems
Telecom Infrastructures
Automotive Applications
Consumer Electronics
Product Lifecycle
Product Status: Obsolete
Potential for Limited Availability
Substitute Product Options May Be Available
Several Key Reasons to Choose This Product
Simple and Robust Power Solution for 12V Applications
Flexible Input Voltage Range Catering to a Wide Array of Devices
Effective for Thermal Management with Operating Temperature Up to 125°C
TO-263 Surface Mount Package for Space-Constrained Applications
Consistent Performance Courtesy Texas Instruments' Reputation for Quality and Reliability