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专利名称:Synchronous DC-DC converter having soft-stop function
发明人:Chia-Chieh Weng,Po-Hsueh Kuo申请号:US13757844申请日:20130203公开号:US09041376B2公开日:20150526
专利附图:
摘要:A synchronous DC-DC converter having a soft-stop function includes an outputstage for supplying an output voltage, wherein the output stage includes a high-sidetransistor for charging the output voltage and a low-side transistor for discharging the
output voltage; an output control circuit, coupled to the output stage, for controlling thehigh-side transistor and the low-side transistor of the output stage; at least one
protection device, for controlling the high-side transistor to be turned off when a specificsituation occurs, in order to stop supplying the output voltage; and a soft-stop controlcircuit, coupled to the output control circuit, for controlling the low-side transistor of theoutput stage to be turned on when the protection device controls the high-sidetransistor to be turned off or the synchronous DC-DC converter is disabled, in order todischarge the output voltage.
申请人:Anpec Electronics Corporation
地址:Hsin-Chu TW
国籍:TW
代理人:Winston Hsu,Scott Margo
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