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NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co LtdfiledCriticalNEC Corp
Priority to JP9386276ApriorityCriticalpatent/JPS5319547A/en
Publication of JPS5319547ApublicationCriticalpatent/JPS5319547A/en
Continuous-Control Power Sources That Use Transistors
(AREA)
Abstract
PURPOSE: To charge a capacitor, an auxiliary power source, at a high voltage irrespective of the operating voltage of a load circuit, thereby extremely prolonging the effective time of the auxiliary power source.