>EEE-311<

ELECTRONIC DEVICES LABORATORY

REPORT

EXPERIMENT # 9

JUNCTION FIELD EFFECT

TRANSISTOR (JFET)

FAMILIARIZATION AND

CHARACTERISTICS

MEHMET TÜRKMEN

200849007

E.1 Drain characteristics (in active region)

a)

Figure 1: The circuit of exp-1.a

Figure 2: The graph of point x and y

Figure 3.1: Characteristic of the n-channel JFET (i.e. ID-VDS )

Figure 3.2: Characteristic of the n-channel JFET (i.e. ID-VDS )

E.2. Using JFET as voltage-controlled resistor VCR (in ohmic region)

Figure 4: The circuit of exp-2.a

Figure 5.1: The graph of point x and y

Figure 5.2: The graph of point x and y

E.3. Tranfer characteristics (in active region)

Figure 6: The circuit of exp-3.a

Figure 7: The graph of point x and y

E.4.JFET analog switch

Figure 8: The circuit of exp-4.a

Figure 9: The schema of signal generator of exp-4.a

Figure 10: The graph of point x and y