Switching power supply device and method of starting the same
To reduce power loss during standby.In a switching power supply device using a first power supply circuit having a small output and a second power supply circuit having a large output, the first power supply circuit is continuously kept in an operating state and the second power supply circuit is st...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | To reduce power loss during standby.In a switching power supply device using a first power supply circuit having a small output and a second power supply circuit having a large output, the first power supply circuit is continuously kept in an operating state and the second power supply circuit is started by using an electric power generated in the first power supply circuit. |
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