LM2575S 5V SMD Regulator

The LM2575S 5V SMD Regulator is a versatile and efficient voltage regulator designed for a wide range of applications. It is a monolithic integrated circuit that provides all the active functions for a step-down (buck) switching regulator, capable of driving a 1A load with excellent line and load regulation.

Key Features

• 3.3V, 5V, 12V, 15V, and adjustable output versions
• Adjustable version output voltage range: 1.23V to 37V (±4% max over line and load conditions)
• Available in TO-220 and TO-263 packages
• Requires only 4 external components
• 52 kHz fixed frequency internal oscillator
• TTL shutdown capability
• High efficiency
• Uses readily available standard inductors
• Thermal shutdown and current limit protection

Technical Specifications

• Input Voltage Range: 4.75V to 40V
• Output Voltage: 5V
• Output Current: 1A
• Switching Frequency: 52 kHz
• Operating Temperature: -40°C to +125°C
• Package Type: SMD (Surface Mount Device)

Possible Applications:

• Simple high-efficiency step-down (buck) regulator
• On-card switching regulators
• Positive to negative converter (Buck-Boost)
• Negative step-up converters
• Power supply for battery chargers