Power switch system and method thereof

摘要

A power switch system for a computer system includes a power supply module for generating a system operational power source and a power transistor driving source according to an external power source, a control module for generating a control signal according to a feedback signal, and a power switch module coupled to the power supply module and a control module for adjustably outputting the system operational power source and the power transistor driving source to a power source module, wherein the feedback signal is utilized to determine an operational mode of the computer system to be a high performance operational mode or a power saving operational mode.

主权项

1. A power switch system for a computer system comprising:
a power supply module for generating a system operational power source and a power transistor driving source according to an external power source; a control module for generating a control signal according to a feedback signal; and a power switch module comprising:
a system operational power source transformation unit comprising a plurality of switch transistors for controlling conduction conditions of the plurality of switch transistors according to the control signal, so as to adjustably output the system operational power source to a power source module; anda power transistor driving source transformation unit comprising a switch transistor for controlling a conduction condition of a MOS transistor according to the control signal, so as to adjustably output the power transistor driving source to the power source module; wherein the feedback signal is utilized to determine an operational mode of the computer system to be a high performance operational mode or a power saving operational mode.