Switching power supply circuit with stored charge removal switch

Details Switching power supply circuit with stored charge removal switch Switching power supply circuit with stored charge removal switch

1988-07-26

1989-04-04

Beha, Jr., William H.

Electric power conversion systems

Current conversion

Including d.c.-a.c.-d.c. converter

363131, H02M 3335

Patent

active

048191442

ABSTRACT:
A switching power supply circuit comprising a main switching element, and a second switching element which is on-off driven by the output of the main switching element. The design is made such that when the main switching element is turned on, the second switching element is turned off, while when the main switching element is turned off, the second switching element is turned on, and unwanted charges stored at the main switching element can be discharged through the second switching element when the main switching element is turned off.

REFERENCES:
patent: 3805094 (1974-04-01), Orlando
patent: 4183080 (1980-01-01), Liebman
patent: 4312029 (1982-01-01), Zellmer
patent: 4420804 (1983-12-01), Nishino
patent: 4499530 (1985-02-01), Onda et al.

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