Switching Power Supply 3.3V, 5V, 12V, 3A with LM2596

LM2596 is DC to DC step down voltage regulator 3A
Wide input voltage 8Vdc to 40Vdc.

• LM2596-3.3 (3.3Vdc output)
• LM2596-5.0 (5Vdc output)
• LM2596-12 (12Vdc output)
• LM2596-ADJ (1.23Vdc to 37Vdc output)

 

Components

• 680uF 50V electrolytic capacitor
• 1N5824 high speed schottky diode (5A)
• Output 100V electrolytic capacitor (higher voltage, lower ESR)
• 330uF (for LM2596-3.3, LM2596-5.0)
• 180uF (for LM2596-12)

wire coil inductor

• 33uH (for LM2596-3.3, LM2596-5.0)
• 68uH (for LM2596-12)