LM2576 5V 3A Buck Switching Regulator IC

LM2596 is a step down (buck converter) regulator IC. This regulator is available in the fixed output voltage of 5V version and is capable of driving a 3A load with excellent line and load regulation. 

This regulator is specially designed to minimize the use of external components to simplify power supply design. It is a switch mode voltage regulator, so provides comparatively more efficiency. 

Features

• Fixed 5V output version
• 3A output current
• 40V input voltage
• High efficiency
• Minimum external components require
• Thermal shutdown and current limit protection
• TTL shutdown capability, low power standby mode
• Uses readily available standard inductors
• 58KHz fixed frequency internal oscillator
• Switch mode step down voltage regulator

Specification

• Input voltage range: 4V to 40V
• Output voltage: 5V
• Maximum output current: 3A
• Switching frequency: 58KHz
• Operating temperature range: -40℃ to 125℃

Application

• Simple high-efficiency step-down regulator
• Efficient pre-regulator for the linear regulator
• On-card switching regulators
• Buck-boost converter
• Power supply for battery chargers