Ming c wu example dierent mirroring rao accuracy ic f

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Unformatted text preview: Slide 11 EE105, Fall 2013 Prof. Ming C. Wu Effect of Base Currents I REF = I C , REF + I C , REF = I copy nβ + I copy β I copy n I copy = nI REF 1 1 + (n + 1) β EE105, Fall 2013 Lecture 11 – Slide 12 Prof. Ming C. Wu 6 Improved Mirroring Accuracy §༊  Use QF (rather than IREF) to supply the base currents of QREF and Q1, reduce the mirroring error by a factor of β. I REF = I B , F + I C , REF nβ + I copy β I copy ⎛ྎ 1 ⎞ྏ...
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This note was uploaded on 01/22/2014 for the course EE 105 taught by Professor King-liu during the Fall '07 term at University of California, Berkeley.

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