Patent ID: 8959377
Filing Date: 2015-02-17
Classification: G06F

Abstract:
1. A system for supplying an operating voltage to a central processing unit (CPU) of a motherboard, the system comprising: a power supply unit; an inductor; a thermistor; a first switch comprising a first terminal connected to the power supply unit, a second terminal connected to a voltage pin of the CPU through the inductor, and a control terminal; a second switch comprising a first terminal connected to the second terminal of the first switch, a second terminal grounded, and a control terminal; a first capacitor connected between the voltage pin of the CPU and ground; a second capacitor connected between the first terminal of the first switch and ground; a detecting circuit comprising first and second detecting pins connected to two ends of the inductor, and an output pin; a temperature compensation circuit comprising third and fourth detecting pins connected to two ends of the thermistor, an input pin, and an output pin; and a CPU power controller comprising: