Miscellaneous active electrical nonlinear devices – circuits – and – Gating – Utilizing three or more electrode solid-state device
Patent
1996-08-08
1998-10-06
Callahan, Timothy P.
Miscellaneous active electrical nonlinear devices, circuits, and
Gating
Utilizing three or more electrode solid-state device
327427, 327432, H03K 1760
Patent
active
058182845
ABSTRACT:
A base current controlling circuit for a power bipolar transistor comprising a first controlling device giving the base current only two states which are a "conduction" state and a "cut-off" state, and a second controlling device adjusting the condition of the power bipolar transistor to a predetermined preferable condition by controlling the base current value in response to a result of detection of a condition of the power bipolar transistor.
REFERENCES:
patent: 4095127 (1978-06-01), Nerem
patent: 4491744 (1985-01-01), Corey
patent: 5055722 (1991-10-01), Latos et al.
patent: 5359244 (1994-10-01), Hopkins
patent: 5446406 (1995-08-01), Gantioler et al.
Kitajima Yasuhiko
Murakami Yoshinori
Ohkura Kazuma
Tani Kazuhiko
Callahan Timothy P.
Luu An T.
Nissan Motor Co,. Ltd.
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