BF995 查看數據表（PDF） - Vishay Semiconductors
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BF995 Datasheet PDF : 8 Pages
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BF995
Vishay Semiconductors
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 Voltage (V)
Figure 7. Output Capacitance vs. Drain 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
10
VDS = 15 V
5
VG2S = 4 V
f = 50...700 MHz
0
f = 50 MHz
-5
ID = 5 mA
10 mA
- 10 20 mA
- 15
100 MHz
200 MHz
300 MHz
400 MHz
- 20
500 MHz
- 25
600 MHz
700 MHz
- 30
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28
96 12167
Re (y21) (mS)
Figure 9. Short Circuit Forward Transfer Admittance
7.0
6.5
f = 700 MHz
6.0
5.5
5.0
ID = 5 mA
600 MHz
4.5
500 MHz
4.0
3.5
400 MHz ID = 20 mA
3.0
2.5
300 MHz
2.0
1.5
200 MHz
1.0
0.5
100 MHz
VDS = 15 V
VG2S = 4 V
ID = 5...20 mA
f = 50...700 MHz
0.0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
96 12168
Re (y22) (mS)
Figure 10. Short Circuit Output Admittance
www.vishay.com
4
Document Number 85009
Rev. 1.6, 02-Feb-06
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