LM2574N-12 switching regulator

The LM2574N-12 is a step-down (buck) switching regulator that provides a fixed 12V output voltage. It is capable of delivering up to 0.5A of load current with excellent line and load regulation. This regulator is designed for efficiency and simplicity, making it suitable for a wide range of applications that require a regulated 12V output.

Key Features:

• Fixed 12V output voltage
• 0.5A output current
• 52 kHz fixed frequency internal oscillator
• Wide input voltage range: 4V to 40V
• Low standby current
• High efficiency
• Requires only 4 external components
• Thermal shutdown and current limit protection
• Simple and easy to design

Technical Specifications:

• Output Voltage: 12V (fixed)
• Output Current: Up to 0.5A
• Input Voltage Range: 4V to 40V
• Switching Frequency: 52 kHz
• Efficiency: Typically up to 88%
• Operating Temperature Range: -40°C to +125°C
• Package: 8-pin DIP, 8-pin SOIC

Applications:

• Simple high-efficiency step-down (buck) regulator
• On-card switching regulators
• Positive to negative converter (inverting regulator)
• Battery-powered applications
• Pre-regulation for linear regulators

Datasheet:
For detailed technical specifications, refer to the LM2574N-12 Datasheet.