Power supply circuit and electronic equipment
The utility model provides a power supply circuit and electronic equipment, the power supply circuit comprises a switching circuit, a multipath detection circuit and a control circuit, the first input end of the switching circuit is used for connecting a multipath main power supply, the second input...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a power supply circuit and electronic equipment, the power supply circuit comprises a switching circuit, a multipath detection circuit and a control circuit, the first input end of the switching circuit is used for connecting a multipath main power supply, the second input end of the switching circuit is used for connecting a standby power supply, and the controlled end of the switching circuit is connected with the control circuit. The output end of the switching circuit is used for connecting a target circuit; each detection circuit is connected with each main power supply in a one-to-one correspondence manner; the control circuit is connected with each detection circuit, the control circuit is used for outputting a first switching signal or a second switching signal to the switching circuit, the first switching signal is used for indicating the switching circuit to switch the main power supply to supply power to the target circuit according to a preset power supply sequence, and |
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