Switching power supply apparatus

Details Switching power supply apparatus Switching power supply apparatus

1991-07-22

1992-06-23

Stephan, Steven L.

Electricity: power supply or regulation systems

Input level responsive

323901, 323902, 323908, 363 49, G05F 1613

Patent

active

051246309

ABSTRACT:
According to this invention, in a power supply circuit of a switching power supply apparatus, a circuit arrangement capable of adjusting the resistance values of a plurality of resistors in accordance with an input voltage condition is realized so that the switching power supply apparatus can be applied to a wide range of input voltages.

REFERENCES:
patent: 4063302 (1977-12-01), Donig

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