Switched mode power supply controller having a stand-by state us

Details Switched mode power supply controller having a stand-by state us Switched mode power supply controller having a stand-by state us

1990-12-28

1992-06-30

Beha, Jr., William H.

Electric power conversion systems

Current conversion

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

315411, 363 67, H02M 3335

Patent

active

051269309

ABSTRACT:
The present invention relates to a power supply device adapted for various electric or/and electric instruments. The present invention generates lower voltages during a standby mode except for power to a microcomputer, using a frequency-dividing circuit and provides the normal output voltages in operation mode to minimize the power consumption without a relay circuit.

REFERENCES:
patent: 4322786 (1982-03-01), Weber
patent: 4392090 (1983-07-01), Rinehart et al.
patent: 4631654 (1986-12-01), Houee et al.
patent: 4766528 (1988-08-01), Marinus
patent: 4794270 (1988-12-01), Park
patent: 4868662 (1989-09-01), Hartman

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