I i vx vt ln copy1 vt ln ref i i s1

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Unformatted text preview: if Q1 is iden@cal to QREF. Current mirror concept Generation of required VBE Current Mirror Circuitry !I $ !I $ VX = VT ln # copy1 & = VT ln # REF & #I & #I & " S,1 % " S, REF % I I copy1 = S,1 I REF I S, REF EE105, Fall 2013 Lecture 11 – Slide 4 Prof. Ming C. Wu 2 Bad Current Mirror Example I §༊  Without shor@ng the collector and base of QREF together, there will not be a path for the base currents to flow, therefore, Icopy...
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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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