transformerless power supply

  1. guclusat

    TransformerLess Power Supply 12V 100mA (Transformatörsüz Güç Kaynağı 12V 100mA devre şeması)

    This is a transformerless power supply for low current applications. C1 is the X rated AC capacitor that reduces high volt AC. D1-D4 rectifies AC to DC and C2 removes ripples. R1 is the bleeder to remove stored current in AC when power is off. R2 limits inrush current. A Zener can be used in...