Step-up DC-DC converter

Details Step-up DC-DC converter Step-up DC-DC converter

2011-03-29

2011-03-29

Patel, Rajnikant B (Department: 2838)

Electricity: power supply or regulation systems

Output level responsive

Using a three or more terminal semiconductive device as the...

C323S222000, C323S224000

Reexamination Certificate

active

07915880

ABSTRACT:
A step-up DC-DC converter is disclosed that is capable of high efficiency power conversion under both a heavy load condition and a light load condition. The step-up DC-DC converter includes a direct current power source, an inductor, a first switching element, a second switching element, a smoothing capacitor, a driver controller for controlling switching ON or switching OFF the first switching element and the second switching element, and a control changing unit for changing a control operation of the driver controller according to a load current. According to an output from the control changing unit, the driver controller performs one of an operation of switching OFF the second switching element and an operation of switching ON or switching OFF the second switching element.

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patent: 2001-197727 (2001-07-01), None
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