A power supply for providing power to a load includes an alternating current (AC) power supply having a positive output and a negative output connected to a common ground; a direct current (DC) power supply connected to a same common ground as the AC power supply; a rectifier connected to an output of the AC power supply and the common ground that converts AC power to DC power an provides to an output of the power supply; a connection control circuit coupled between the DC power supply and the output that connects the DC power supply to the output when the AC power supply is inactive.
DUAL-SOURCE POWER SUPPLY
2017-06-08
Patent
Electronic Resource
English
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen |
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