BF961A View Datasheet(PDF) - Vishay Semiconductors
Part Name
Description
Manufacturer
BF961A Datasheet PDF : 7 Pages
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VISHAY
BF961
Vishay Semiconductors
24
22 VDS = 15 V
20 IDS = 10 mA
18
VG1S = 0.5 V
16
0V
14
12
10
8
6
–0.5 V
4
2
0
–2 –1 0 1 2 3 4 5 6
96 12161
VG2S – Gate 2 Source Voltage ( V )
Figure 3. Forward Transadmittance vs. Gate 2 Source Voltage
4.0
3.6
VDS = 15 V
3.2
VG1S = 0
f = 1 MHz
2.8
2.4
2.0
1.6
1.2
0.8
0.4
0.0
–2 –1 0 1 2 3 4 5 6 7
96 12164
VG2S – Gate 2 Source Voltage ( V )
Figure 6. Gate 2 Input Capacitance vs. Gate 2 Source Voltage
22
20 VDS = 15 V
18 f = 1 MHz
VG2S = 5 V
16
14
12
10
8
4V
6
0V
4
3V
2
2V
1V
0
-2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 3 3.5
96 12162
VG1S - Gate 1 Source Voltage ( V )
Figure 4. Forward Transadmittance vs. Gate 1 Source Voltage
3.0
VG2S = 4 V
2.5 f = 1 MHz
2.0
1.5
1.0
0.5
0.0
0 2 4 6 8 10 12 14 16 18 20 22
96 12165
VDS - Drain Source V oltage ( V )
Figure 7. Output Capacitance vs. Drain Source Voltage
4.0
3.5
3.0
VDS = 15 V
2.5
VG2S = 4 V
f = 1 MHz
2.0
1.5
1.0
0.5
0.0
–2.0–1.5–1.0–0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0
96 12163
VG1S – Gate 1 Source Voltage ( V )
Figure 5. Gate 1 Input Capacitance vs. Gate 1 Source Voltage
18
16
f =700 MHz
14
600 MHz
12
500 MHz
10
400 MHz
8
6
300 MHz
4
200 MHz
2 100 MHz
VDS = 15 V
VG2S = 4 V
ID = 5...20 mA
f = 50...700 MHz
0
0 1 2 3 4 5 6 7 8 9 10
96 12166
Re (y11) ( mS )
Figure 8. Short Circuit Input Admittance
Document Number 85002
Rev. 1.5, 25-Nov-04
www.vishay.com
3
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