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Asked: 2023-07-23T09:22:23-04:00 In:

12.10 (a) Refer to Fig. 12.18. Show that, for the composite pnp transistor, and Hence show that and thus the transistor has an effective scale current where ISP is the scale current of the pnp transistor Q1. (b) For βP = 20, βN = 50, ISP = 10−14 A, find the effective current gain of the compound device and its vEB when iC = 100 mA. (b) 1000; 0.651 V

Venkyelectrical
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12.10 (a) Refer to Fig. 12.18. Show that, for the composite pnp transistor,

and

Hence show that

and thus the transistor has an effective scale current

where ISP is the scale current of the pnp transistor Q1.

(b) For βP = 20, βN = 50, ISP = 10−14 A, find the effective current gain of the compound device and its vEB when iC = 100 mA.

(b) 1000; 0.651 V

12.10 (a) Refer to Fig. 12.18. Show that, for the composite pnp transistor, and Hence show that and thus the transistor has an effective scale current where ISP is the scale current of the pnp transistor Q1. (b) For βP = 20, βN = 50, ISP = 10−14 A, find the effective current gain of the compound device and its vEB when iC = 100 mA. (b) 1000; 0.651 V12.10 (a) Refer to Fig. 12.18. Show that, for the composite pnp transistor, and Hence show that and thus the transistor has an effective scale current where ISP is the scale current of the pnp transistor Q1. (b) For βP = 20, βN = 50, ISP = 10−14 A, find the effective current gain of the compound device and its vEB when iC = 100 mA. (b) 1000; 0.651 V

microelectronics by sedra & smith chapter 12 exercise questions

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