In this video i explained repair Sony play station PS4 PSU Power Supply ADP-200ER - power factor correction circuit. i explained what is PFC and how it works. working principle of power factor correction. it is used to maintain dc voltage at a preset voltage level to maintain line regulation and load regulation. it increases the converter efficiency.
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PS4 power Supply Part-1 [ Ссылка ]
Part 2 input protection, EMI/RFI filter circuit [ Ссылка ]
Part 4 Standby circuit using DAP041 [ Ссылка ]






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