A Darlington pair has a current gain of approximately , voltage gain Av, input resistance Ri and out….

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A Darlington pair has a current gain of approximately , voltage gain A_v, input resistance R_i and output resistance R₀. When the Darlington pair is used in the emitter-follower configuration, A_v, R_i and R₀, respectively are

Options :-

1. very large, very large and very small
2. unity, very large and very small
3. unity, very small and very large
4. very large, very small and very large

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