Title:
SWITCHING POWER SUPPLY CIRCUIT
Document Type and Number:
Japanese Patent JP2500466
Kind Code:
B2
Abstract:
PURPOSE: To simplify a power feedback circuit from a tertiary winding for a switching power supply having a control circuit used to control an output voltage on the primary side.
CONSTITUTION: A transistor 8 is connected in series with a rectifier diode 7 to a tertiary winding for a transformer 2, and a circuit for the tertiary winding is set to continuity or noncontinuity by a start-stop signal S from the outside. Thereby, a circuit is simplified.
Inventors:
YANO YASUSHI
Application Number:
JP19885293A
Publication Date:
May 29, 1996
Filing Date:
July 19, 1993
Export Citation:
Assignee:
NIPPON ELECTRIC CO
International Classes:
H02M3/28; (IPC1-7): H02M3/28
Domestic Patent References:
| JP61277375A | ||||
| JP6245515Y2 |
Attorney, Agent or Firm:
Masaki Yamakawa