2st DC-DC converter/spänningsomvandlare (step-down BUCK converter) för att sänka spänning, justerbar se specifikationer nedan. Volt justerbar via potentiometern.

• Specs:
• "Input voltage: 4.5-28V
• Output Voltage: 0.8-20V
• Output current: Rated current 1.5A (3A MAX, can not be prolonged)
• Switching Frequency: 1.5MHz (highest), typical 1MHz
• Output Ripple: < 30mV
• Efficiency: 96% (max)
• Operating temperature: -40 Celsius to +85 Celsius
• Short circuit protection: No (do not short-circuit)
• Input Reverse protection: No (Can not be reversed)
• Size: 22mm*17mm*4mm"