BF996SA 查看數據表（PDF） - Vishay Semiconductors
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BF996SA Datasheet PDF : 8 Pages
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2.0
1.8
VG2S=4V
1.6
f=1MHz
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0 2 4 6 8 10 12 14 16 18 20
12856
VDS – Drain Source Voltage ( V )
Figure 7. Output Capacitance vs. Drain Source Voltage
10
4V
f= 200MHz
0
3V
2V
–10
1V
–20
0
–30
–0.2V
–0.4V
–0.6V
–40
–0.8V
–50
VG2S=–1V
–60
–2.0 –1.5 –1.0 –0.5 0.0 0.5 1.0 1.5 2.0
12855
VG1S – Gate 1 Source Voltage ( V )
Figure 8. Transducer Gain vs. Gate 1 Source Voltage
20
4V
18 VDS=15V
3V
f=1MHz
16
2V
14
12
1V
10
8
6
4
2
VG2S=0
0.5V
0
0 2 4 6 8 10 12 14 16 18
12850
ID – Drain Current ( mA )
Figure 9. Forward Transadmittance vs. Drain Current
BF996S
Vishay Telefunken
20
18
f=1300MHz
16
1100MHz
14
900MHz
12
10
700MHz
8
500MHz
6
VDS=15V
4
300MHz
VG2S=4V
ID=10mA
2
100MHz
f=100...1300MHz
0
0 1 2 3 4 5 6 7 8 9 10
12857
Re (y11) ( mS )
Figure 10. Short Circuit Input Admittance
0
VDS=15V
VG2S=4V
–5 f=100...1300MHz
f=100MHz
300MHz
–10
500MHz
ID=5mA
–15
–20
–25
–15
10mA
700MHz
900MHz
15mA
1100MHz
1300MHz
–10 –5 0 5 10 15 20
12858
Re (y21) ( mS )
Figure 11. Short Circuit Forward Transfer Admittance
7
VDS=15V
6
VG2S=4V
ID=10mA
5 f=100...1300MHz
f=1300MHz
1100MHz
900MHz
4
700MHz
3
500MHz
2
300MHz
1
100MHz
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
12859
Re (y22) ( mS )
Figure 12. Short Circuit Output Admittance
Document Number 85010
Rev. 3, 20-Jan-99
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