Protection circuit for a semiconductor circuit

Details Protection circuit for a semiconductor circuit Protection circuit for a semiconductor circuit

1988-09-13

1990-12-18

Jennings, Derek S.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Load shunting by fault responsive means

361104, 361117, 361119, H02H 324

Patent

active

049790714

ABSTRACT:
A protection circuit for a semiconductor circuit for protecting it from a thunder surge and overcurrent or overvoltage. A surge absorbing element and a Zenor diode are in parallel connected to the semiconductor circuit. A first fuse are connected before between the electric source and the surge absorbing element. A second fuse and a resistor, which is in series connection, is arranged between the surge absorbing element and the Zenor diode.

REFERENCES:
patent: 3795840 (1974-03-01), Cambra
patent: 4389695 (1983-06-01), Carpenter, Jr.
patent: 4581674 (1986-04-01), Brzozowski
patent: 4587588 (1986-05-01), Goldstein

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