Automobile electronic high-current over-current protection circuit
An overcurrent protection circuit and automotive electronics technology, applied in emergency protection circuit devices, circuit devices, emergency protection devices with automatic disconnection, etc., can solve the problems of slow response time, low selectivity, and inability to realize timely protection of the controller, etc. problems, to achieve fast response time and reduce costs
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[0012] Below in conjunction with specific embodiment, further illustrate the present invention. It should be understood that these examples are only used to illustrate the present invention and are not intended to limit the scope of the present invention. In addition, it should be understood that after reading the teachings of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the appended claims of the present application.
[0013] Embodiments of the present invention relate to a large current overcurrent protection circuit for automotive electronics, such as figure 1 As shown, it includes a MOS tube drive circuit, the input terminal of the MOS tube drive circuit is connected to the output of the drive control module, the output terminal is connected to the load module, and an operational amplifier circuit and a protection circuit are also included...
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