Source/sink current generating circuit system

Details Source/sink current generating circuit system Source/sink current generating circuit system

1994-03-08

1996-10-08

Nguyen, Matthew V.

Electricity: power supply or regulation systems

Self-regulating

Using a three or more terminal semiconductive device as the...

330288, G05F 316, H03F 304

Patent

active

055635032

ABSTRACT:
A source/sink current generating circuit is arranged to generate source and sink currents which are matched and insensitive to fan out. This is achieved by using a biasing transistor (Q13) between first and second current mirrors which generate respectively the source and sink currents.

REFERENCES:
patent: 4119924 (1978-10-01), Ahmed
patent: 4260945 (1981-04-01), Ahmed
patent: 4412186 (1983-10-01), Nagano
patent: 4558272 (1985-12-01), Grosch
patent: 4879524 (1989-11-01), Bell
patent: 5446409 (1995-08-01), Katakura

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