Patent ID: 8248771

Claim:
A power supply of personal computers equipped with a modular conversion circuit, comprising: a main circuit board; a conversion module board electrically connected to the main circuit board; a first conversion circuit located on the main circuit board to receive an input power and convert the input power to generate at least one output power; a first module slot including a plurality of first terminals and a plurality of first insertion ports, the first terminals being electrically connected to the main circuit board to transmit the output power to the first insertion ports; a second conversion circuit located on the conversion module board to convert the output power and generate at least one conversion power at a potential different from the output power; and a second module slot including a plurality of second terminals and a plurality of second insertion ports, the second module slot being electrically connected to the second conversion circuit through the second terminals to transmit the conversion power to the second insertion ports to allow at least one external element to respectively electrically connect to the first module slot and the second module slot according to power requirement.