LM2575T-5 - Step-Down 5V Regulator [Original]

LM2575T-5 5V 1A Step-Down Buck Regulator IC (TO-220)

The LM2575T-5 is a highly efficient monolithic integrated circuit designed for step-down (buck) switching regulator applications. It reliably delivers a fixed 5V output with a robust 1A load capability. This regulator boasts excellent line and load regulation, ensuring stable power delivery for your projects. Its design minimizes external component requirements, making it exceptionally simple to integrate into various circuits. Featuring internal frequency compensation and a fixed 52 kHz oscillator, it simplifies complex power supply designs. The LM2575T-5 offers a superior, high-efficiency alternative to traditional three-terminal linear regulators. It significantly reduces the need for large heat sinks, often eliminating them entirely. This device is perfect for compact and efficient power management solutions.

Specifications:

• Output Voltage: 5V
• Output Current: 1A
• Input Voltage Range: Up to 37V
• Regulator Type: Step-Down (Buck)
• Switching Frequency: 52 kHz (Fixed)
• Package Type: TO-220 (5-Pin)
• External Components Required: 4
• RoHS Compliance: Yes
• Efficiency: High (compared to linear regulators)
• Shutdown Capability: TTL

Key features and benefits:

• Step-down (buck) regulator capable of delivering 1A output current
• Wide input voltage range, supporting up to 37V
• Requires only four external components for operation
• Integrated 52 kHz fixed-frequency internal oscillator
• Includes TTL shutdown capability for power control
• High efficiency, reducing heat generation and heat sink requirements
• Excellent line and load regulation for stable 5V output

Applications:

• On-card switching regulators for distributed power systems
• Simple high-efficiency step-down (buck) power supplies
• Positive to negative voltage conversion circuits
• Battery-powered devices requiring efficient 5V regulation
• Industrial control systems and embedded electronics

Package Includes:

*Image shown is a representation only.

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