For a transistor β = 40 and IB = 25 µA, the value of IE

Home » Physical Electronics Devices and ICs » Physical electronics devices and ics miscellaneous » Question

For a transistor β = 40 and I_B = 25 µA, the value of I_E is—

1. 1 mA
2. 0.975 mA
3. 1.025 mA
4. None of these

Correct Option: C

Given, β = 40 S I_B = 25µA
∴ I_C = βI_B = 40 25 µA = 1000 µA
I_E = I_B + I_C = 25µA + 100µA = 1.025 mA