Problem

a. Based on a review of the characteristics of Fig. 5.124, which parameter changed the lea...

a. Based on a review of the characteristics of Fig. 5.124, which parameter changed the least for the full range of collector current?


b. Which parameter changed the most?


c. What are the maximum and minimum values of 1/hoe? Is the approximation 1/hoe ||RLRL more appropriate at high or low levels of collector current?


d. In which region of current spectrum is the approximation hreVce ≅ 0 the most appropriate?

FIG. 5.124 Hybrid parameter variations with collector current.

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