Negative feedback power supply apparatus

Details Negative feedback power supply apparatus Negative feedback power supply apparatus

1990-10-25

1992-06-16

Stephan, Steven L.

Electricity: power supply or regulation systems

Output level responsive

Using a transformer or inductor as the final control device

323356, 336229, G05F 112

Patent

active

051227258

ABSTRACT:
In a power supply apparatus for a load such a toroidal core testing apparatus, an input current is supplied to the load, and an output voltage of the load is obtained. A current corresponding to one part of the output voltage is negatively fed back to the input current.

REFERENCES:
patent: 3931566 (1976-01-01), Pask et al.
patent: 4103267 (1978-07-01), Olschewski
patent: 4213083 (1980-07-01), Freygang
patent: 4249229 (1981-02-01), Hester
patent: 4499522 (1985-02-01), Nakamura
patent: 4777465 (1988-10-01), Meinel
Proc. IEE, vol. 121, No. 11, Nov. 1974, pp. 1419-1420.
Patent Abstracts of Japan, vol. 8, No. 133 (P 281) [1570], 20th Jun. 1984; and JP-A-59 34166 (Mitsubishi Denki K.K.) Feb. 24, 1984.
Orengo et al., "DC Flux Compensating Circuit . . .", IBM Technical Disclosure, vol. 21, No. 1, Jun. 1978.

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