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INOVANCE has been granted a utility model patent:

Article Source：Qichacha | Author：Securities Star | Issuing Time：2024.05.29
Securities Star News: According to data from Qichacha, INOVANCE (300124) has recently obtained a utility model patent authorization, titled "Power Function Safety Protection Circuit and Switching Power Supply", with patent application number CN202322554736.0 and authorization date of May 28, 2024.



Patent Abstract: This utility model discloses a power supply functional safety protection circuit and a switching power supply. The power supply functional safety protection circuit comprises an overvoltage detection protection circuit, wherein the detection end of the overvoltage detection protection circuit is connected to the output end of the power supply circuit, the control end of the overvoltage detection circuit is connected to the power supply end of the power supply chip, the overvoltage detection protection circuit is used to detect the output voltage of the power supply circuit, and when the output voltage of the power supply circuit is overvoltage, the power supply end of the power supply chip is controlled to be grounded; The energy storage protection circuit is connected to the auxiliary winding of the power circuit, the input end of the power circuit, and the power supply end of the power chip, respectively. The energy storage protection circuit is used to disconnect the input end of the power circuit and the electrical connection between the auxiliary winding and the power chip when the power supply end of the power chip is grounded. This utility model can solve the problems of low power density and safety in existing STO circuits.

Since the beginning of this year, INOVANCE has obtained 67 new patent authorizations, an increase of 3.08% compared to the same period last year. Based on the financial data of the company's 2023 annual report, the company invested 2.624 billion yuan in research and development, a year-on-year increase of 17.71%.
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