Current mirror operating under low voltage
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United States of America Patent
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-
Oct 12, 1993
Grant Date -
N/A
app pub date -
Jun 26, 1992
filing date -
Jun 27, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Disclosed is a current mirror which maintains good performance when the current to be tracked corresponds to a voltage close to the low supply voltage. This current mirror includes a feedback circuit which causes the first transistor of the reference branch of the mirror to track the voltage of the second transistor of the output branch of the mirror.
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