公开(公告)号：US20210194372A1

公开(公告)日：2021-06-24

申请号：US16802531

申请日：2020-02-26

Applicant: Chicony Power Technology Co., Ltd.

Inventor： Tso-Jen Peng ,  Ke-Cheng Chen

IPC: H02M3/335 ,  H02M1/08

Abstract: A voltage converting apparatus is provided. A control circuit connects a disturbance element to a voltage-dividing resistor network to disturb a feedback voltage and generate a detection voltage during a resistance detection period, and determines whether the voltage-dividing resistor network is aging according to the detection voltage.

公开(公告)号：US11088622B2

公开(公告)日：2021-08-10

申请号：US16802531

申请日：2020-02-26

Applicant: Chicony Power Technology Co., Ltd.

Inventor： Tso-Jen Peng ,  Ke-Cheng Chen

IPC: H02M3/335 ,  H02M1/08

Abstract: A voltage converting apparatus is provided. A control circuit connects a disturbance element to a voltage-dividing resistor network to disturb a feedback voltage and generate a detection voltage during a resistance detection period, and determines whether the voltage-dividing resistor network is aging according to the detection voltage.