AC-DC power Supply using TNY277PN

1 post / 0 new

i am working on power supply for AC to DC 5V/2A using TNY277PN . I have made design as per power intergartion software and made transformer too as per specification given but at output i am not getting proper output a i am only getting 3V .
Please help me this my mail id
whatsaap NO:9130631691
PFA of Schematic and transformer datasheet ..

TinySwitch-III_PIDesign2.uds1.2 MB