Power supply circuit

Details Power supply circuit Power supply circuit

1998-04-24

1999-12-21

Han, Y. J.

Electric power conversion systems

Current conversion

Including automatic or integral protection means

323301, 361 18, H02H 308, G05F 500

Patent

active

060057858

ABSTRACT:
A power supply circuit has: a power supply filter including a coil which is inserted in series into an input line; a DC--DC converter which is connected to an output of the power supply filter and which converts an input voltage into an arbitrary output voltage; a detecting section which detects a potential difference between ends of the coil; and a control section which controls the output voltage of the DC--DC converter based on the detected potential difference.

REFERENCES:
patent: 4438473 (1984-03-01), Cawley et al.
patent: 4731691 (1988-03-01), Padwa
patent: 5181155 (1993-01-01), Beg et al.

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