Switching regulator power supply main switching transistor turn

Electrical transmission or interconnection systems – Personnel safety or limit control features – Interlock

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Details

307240, 307297, 323 22T, H03K 1700

Patent

active

040619311

ABSTRACT:
A switching regulator power supply with an auto transformer in the output of the main transistor switch, the secondary of which feeds back a back biasing pulse to the main transistor switch base/emitter junction thus speeding up transistor turn off.

REFERENCES:
patent: 3081437 (1963-03-01), Radcliffe, Jr.
patent: 3129354 (1964-04-01), Hellstrom
patent: 3546492 (1970-12-01), Barchok
patent: 3688153 (1972-08-01), Wheatley, Jr.

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