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Unformatted text preview: V R I V R I v V V V E E + + = + + = + = + + = + = + = + 61 Bipolar Differential Pairs . R CC V 2 be V 1 be V Bias EE I I = + V − V in v _ + T in T V v V V V C C e e I I = = → − + − 2 1 ln ln 2 1 2 2 2 1 1 1 = − + − ⎟ ⎟ ⎠ ⎞ ⎜ ⎜ ⎝ ⎛ = ⎟ ⎟ ⎠ ⎞ ⎜ ⎜ ⎝ ⎛ = − + V V V V I I V V I I V V be be S C T be S C T be T in T in V v EE C V v EE C EE Bias C C e I I e I I I I I I + − + = + = ⇒ + = → = = + 1 1 1 ). ( 2 1 2 1 α β 4 4 EE I . EE I . 2 1 ← T in V v 62 Smallsignal Analysis π r . r 2 be m v g 1 be v + _ 2 be v 1 be m v g 1 C i + V 2 in v . + _ 2 in v − − 2 C i V 2 2 2 1 in m C in m C v g i v g i − = =...
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 Fall '10
 Mohammadi
 Integrated Circuit, Transistor, Trigraph, Bipolar junction transistor, rπ vbe

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