Current limited quasi-resonant voltage converting power supply

Details Current limited quasi-resonant voltage converting power supply Current limited quasi-resonant voltage converting power supply

1989-10-26

1990-10-16

Wong, Peter S.

Electric power conversion systems

Current conversion

Including automatic or integral protection means

363021, H02M 3335

Patent

active

049640283

ABSTRACT:
A voltage converting power supply having current limiting characteristics wherein a flyback converter is operated in a load dependent half-wave mode. Constant pulse width switching at a variable rate is utilized for regulation and, by setting the maximum switching frequency, current limiting is achieved.

REFERENCES:
patent: 4616300 (1986-10-01), Santelmann, Jr.
patent: 4631652 (1986-12-01), Wendt
patent: 4709316 (1987-11-01), Ngo et al.
patent: 4866367 (1989-09-01), Ridley et al.
K. H. Liu et al.; "Resonant Switches--Topologies and Characteristics"; presented at Power Electronic Specialists Conference, Toulouse, France, June 24-28, 1985.
K. H. Liu et al.; "Secondary--Side Resonance for High-Frequency Power Conversion"; presented at IEEE Applied Power Elec. Conference, New Orleans, LA, 4/28/86-5/1/86.

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