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Hangxin Technology has obtained a patent for power testing load board

Article Source：state intellectual property office | Author：state intellectual property office | Issuing Time：2024.03.22
Hangxin Technology has obtained a patent for the power testing load board, providing flexible testing conditions for the tested power supply with positive and negative voltages.



On March 21, 2024, it was reported that according to the announcement of the China National Intellectual Property Administration, Guangzhou Hangxin Aviation Technology Co., Ltd. had obtained a patent entitled "a power supply test load board card", the authorization announcement number was CN220626617U, and the application date was August 2023.

The patent abstract shows that the present utility model discloses a power testing load board, comprising a microprocessor, a first current control circuit, a second current control circuit, a first protection circuit, a second protection circuit, a positive voltage constant current circuit, and a negative pressure constant current circuit; The microprocessor is connected to a positive voltage constant current circuit through a first current control circuit, and the positive voltage constant current circuit is connected to the microprocessor through a first protection circuit; The microprocessor is connected to a negative pressure constant current circuit through a second current control circuit, and the negative pressure constant current circuit is connected to the microprocessor through a second protection circuit; Microprocessors and positive pressure constant current circuits are used to connect positive pressure input signals, while microprocessors and negative pressure constant current circuits are used to connect negative pressure input signals. The power test load board in the present embodiment provides flexible testing conditions for the tested power supply with positive and negative voltages, ensuring the safety of operators, testing equipment, and the tested power supply. This utility model can be widely applied in the field of power testing technology.
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