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4. Consider the following Common Base BJT circuit given in the figure below: i. Use the data sheets of CA3046 BJT array and design a common collector circuit given in the following Figure 2 with the stated specifications in Table 2 Clearly show your design procedure. (Hint: show your calculation steps for both DC and AC small signall analysis) ii. Important Note : Ifyou remove RE you should also remove ClI, that is, connecting ac voltage source directly to emitter) In this configuration the output resistance of the small signal source may be very significant. In your design don t neglect this resistance. Table 2 - Design specification of common base configuration Minimum Ri-350Ω Vcc-12V Maximum Ro-15kΩ Minimum Output Voltage Swing3V- Reasonable Bias Stability Minimum IA40 Rc 2 C2 CA3D16 R1 RE Figure 2. Schematic of the common base configuration.

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