Current limiting switching circuit

Details Current limiting switching circuit Current limiting switching circuit

1974-12-16

1976-05-18

Pellinen, A. D.

Electricity: power supply or regulation systems

Remote sensing

307311, 323 21, G05F 314

Patent

active

039581756

ABSTRACT:
A current limiting switching circuit which has general application and which comprises a photoresponsive semiconductor circuit activated by a light emitting diode. A semiconductor device is included for regulating the base drive of a transistor in the photoresponsive semiconductor circuit to maintain a constant collector current flow therein.

REFERENCES:
patent: 3424972 (1969-01-01), Ekstrom et al.
patent: 3476941 (1969-11-01), Bonin
patent: 3535532 (1970-10-01), Merryman
patent: 3546564 (1970-12-01), Denny
patent: 3769572 (1973-10-01), Doubt
patent: 3836793 (1974-09-01), Haitz et al.
patent: 3838224 (1974-09-01), Richards

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