Electricity: power supply or regulation systems – Output level responsive – Using a three or more terminal semiconductive device as the...
Reexamination Certificate
2007-10-02
2007-10-02
Laxton, Gary L (Department: 2838)
Electricity: power supply or regulation systems
Output level responsive
Using a three or more terminal semiconductive device as the...
C323S259000
Reexamination Certificate
active
11242504
ABSTRACT:
A dual output buck-boost power converter operates with a single inductor to achieve high efficiency with automatic or inherent load balancing. Switches associated with the opposite polarity outputs are driven based on feedback signals, with one feedback signal being a reference voltage and another feedback signal being related to an opposite polarity output. The opposite polarity feedback signal is provided to a comparator with a reversed polarity to achieve a simple balanced control that maintains polarity outputs. The power converter delivers power to each output with each switching cycle and uses a single inductor to achieve high efficiency performance.
REFERENCES:
patent: 5896284 (1999-04-01), Murasato et al.
Corsi Marco
Kinder Russell M.
Brady III Wade J.
Laxton Gary L
Telecky , Jr. Frederick J.
Texas Instruments Incorporated
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