Protection circuit for a transistor

Details Protection circuit for a transistor Protection circuit for a transistor

2007-06-12

2007-06-12

Leja, Ronald W. (Department: 2836)

Electricity: electrical systems and devices

Safety and protection of systems and devices

Load shunting by fault responsive means

Reexamination Certificate

active

11012705

ABSTRACT:
A protection circuit for transistor that avoids the use of performance hindering resistors or diodes or capacitors includes a routing circuit for routing an electrostatic discharge current around the transistor and a detection circuit that switches on the routing circuit when a breakdown current in the transistor exceeds a threshold.

REFERENCES:
patent: 4789917 (1988-12-01), Miller
patent: 5528188 (1996-06-01), Au et al.
patent: 5548134 (1996-08-01), Tailliet
patent: 5862031 (1999-01-01), Wicker et al.
patent: 6108181 (2000-08-01), Gerosa
patent: 6275089 (2001-08-01), Song et al.

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