Circuit for limiting the current in a power transistor

Details Circuit for limiting the current in a power transistor Circuit for limiting the current in a power transistor

1995-03-28

1996-10-29

Cunningham, Terry

Miscellaneous active electrical nonlinear devices, circuits, and

Specific identifiable device, circuit, or system

With specific source of supply or bias voltage

327538, 327540, 327546, 323313, 323315, G05F 302

Patent

active

055700608

ABSTRACT:
A current limiting circuit used with voltage regulators or other similar circuits is disclosed. The current limiting circuit uses two transistors, configured as a differential pair, combined with a fixed current source to limit the current available to a pass transistor of the voltage regulator.

REFERENCES:
patent: 3718864 (1973-02-01), Kelly et al.
patent: 4327320 (1982-04-01), Oguey et al.
patent: 4338646 (1982-07-01), Davis et al.
patent: 4438349 (1984-03-01), Shoji
patent: 4477737 (1984-10-01), Ulmer et al.
patent: 5061862 (1991-10-01), Tamagawa
patent: 5077518 (1991-12-01), Han
patent: 5159260 (1992-10-01), Yoh et al.
patent: 5268595 (1993-12-01), Ohshima
IEEE Journal of Solid-State Circuits, Degrauwe et al., Jun. 1982, pp. 522-528.

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