Power circuit for supplying 5V voltage
A power supply circuit and circuit technology, applied in electrical components, adjusting electrical variables, output power conversion devices, etc., can solve the problems of different working currents, large size, and high cost, and achieve compact structure, small size, and accurate voltage regulation. Effect
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[0017] The specific implementation of the present invention will be described below in conjunction with the accompanying drawings. It should be understood that the implementation examples described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.
[0018] Such as figure 1 A power supply circuit for supplying 5V is shown, which includes a transformer T, a rectification filter circuit, an RCD circuit, a feedback transmitting circuit, a feedback receiving circuit, a first voltage output circuit, a second voltage output circuit and a third voltage output circuit, The input end of the rectification filter circuit is connected to the 220V AC power supply through a choke coil, the output end of the rectification filter circuit is connected to the input end of the RCD circuit, the feedback receiving circuit, the first voltage output circuit, the second voltage output circuit and The third voltage output circuit is...
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