7. Input Characteristics

Determine the input characteristics of a Bipolar Junction Transistor. The diagram in figure

7 shows the arrangement of the circuit.

VAR

XPM1

XM12

VRE

Q1

C107

Table 7

VaR (V)

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

tilt

-VCC

41-

Figure 7

Ves (V)

0

VI

0:00V

0

Q1

100A/A

Mutisim Live-SU_BJT1

1₂ (A)

0

Hile

V2

OV

For the X voltage steps in table 7, take X & I readings then plot the data generated

(preferably using Microsoft Excel) and comment on the shape of this input characteristic.

What is the turn-on voltage for this transistor?