Applied Electronics I Individual assignment (10%)
1. For fixed –bias configuration of Fig 1, determine :
a. 𝐼𝐵𝑄
b. 𝐼𝐶𝑄
c. 𝐼𝐸𝑄
d. 𝑉𝐶
e. 𝑉𝐸
2. Given the information appearing in Fig 2 , determine
a. 𝐼𝐶
b. 𝑅𝐶
c. 𝑅𝐵
d. 𝑉𝐶𝐸
3. Given the information provided for fixed bias configuration in Fig 3 ,
determine (Assume 𝑰𝑹𝟏 = 𝑰𝑹𝟐 𝑏𝑦 𝑎𝑠𝑠𝑢𝑚𝑖𝑛𝑔 𝐼𝐵 𝑣𝑒𝑟𝑦 𝑠𝑚𝑎𝑙𝑙)
a. 𝐼𝐶
b. 𝑉𝐸
c. 𝑉𝐵
d. 𝑅1
4. Design a voltage-divider bias network using a supply of 24 V, a transistor
with a beta of 110, and an operating point of 𝐼 𝐶𝑄 = 4 mA and 𝑉 𝐶𝐸𝑄 = 8 V.
1
Choose 𝑉𝐸 = 𝑉𝐶𝐶 . Use standard values.
8
5. Discuss briefly three operation region of BJT Transistors with graph
including the following concepts
a. Junction bias
b. Collector current
c. Collector emitter voltage
Due date 10/04/2018