3220 test #2

3220 test #2 - choice than using an emitter resistor? 3.)...

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Name: _______________________________ SSN: ________________ EE 3220 Test # 2 Summer 2000 1.) For a BJT, what order of magnitude are the following parameters: a.) β  ~  10 x x = 1, 2, 3, 4   (circle one) b.) r Π  ~ 10 x x = 1, 2, 3, 4   (circle one) c.) r o  ~ 10 x x = 1, 2, 3, 4   (circle one) d.) r x  ~ 10 x x = 1, 2, 3, 4   (circle one) 2.) In a differential amplifier design, why would the BJT current source be a better 
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Unformatted text preview: choice than using an emitter resistor? 3.) Compute the pole frequency caused by C Π and the transverse capacitance C μ . g m = 40 mA/V R C = 3.3 k Ω C μ = 3 pF C Π = 8 pF R s = 10 kHz r Π = 2.5 k Ω...
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This note was uploaded on 01/25/2012 for the course EE 3220 taught by Professor Audiffred during the Spring '06 term at LSU.

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