Amplifiers – With semiconductor amplifying device – Including differential amplifier
Patent
1988-04-04
1989-06-06
Mottola, Steven
Amplifiers
With semiconductor amplifying device
Including differential amplifier
330267, H03F 345, H03F 326
Patent
active
048375233
ABSTRACT:
An improved linear amplifier circuit includes controlled current sources connected to supply additional current to the output stage during rapid change of applied signal. The current sources are responsive to current levels in the input stages and thus need only conduct low levels of current during quiescent operating conditions. Symmetrical and asymmetrical circuit configurations with respect to reference potential are disclosed.
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patent: 3638132 (1972-01-01), Trilling
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patent: 3769605 (1973-10-01), Long
patent: 3868583 (1975-02-01), Krabbe
patent: 4147944 (1979-04-01), Monticelli
patent: 4157493 (1979-06-01), Monticelli
patent: 4163908 (1979-08-01), Price
patent: 4481481 (1984-11-01), Sleeth et al.
patent: 4570128 (1986-02-01), Monticelli
patent: 4701720 (1987-10-01), Monticelli
Elantec
Mottola Steven
Smith A. C.
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