參數(shù)資料
型號(hào): BF998RBW
廠商: Vishay Intertechnology,Inc.
英文描述: N-Channel Dual Gate MOS-Fieldeffect Tetrode, Depletion Mode
中文描述: N溝道雙柵MOS - Fieldeffect四極管,耗盡型
文件頁(yè)數(shù): 5/9頁(yè)
文件大小: 155K
代理商: BF998RBW
BF998/BF998R/BF998RW
Vishay Telefunken
www.vishay.de
FaxBack +1-408-970-5600
Rev. 4, 23-Jun-99
5 (9)
Document Number 85011
–50
–40
–30
–20
–10
0
10
–1
–0.5
V
G1S
– Gate 1 Source Voltage ( V )
0.0
0.5
1.0
1.5
12818
S
2
2
4V
3V
0
2V
1V
f=800MHz
–0.2V
V
G2S
=–0.8V
–0.4V
Figure 7. Transducer Gain vs. Gate 1 Source Voltage
0
4
8
12
16
20
24
28
32
0
4
8
12
16
20
24
28
I
D
– Drain Current ( mA )
12819
V
DS
=8V
f=1MHz
V
G2S
=4V
2V
1V
0
3V
y
2
Figure 8. Forward Transadmittance vs. Drain Current
0
2
4
6
8
10
12
14
16
18
20
0
2
4
6
8
10
12
14
Re (y
11
) ( mS )
12820
I
1
V
DS
=8V
V
G2S
=4V
I
D
=10mA
f=100...1300MHz
f=1300MHz
700MHz
400MHz
1000MHz
100MHz
Figure 9. Short Circuit Input Admittance
–40
–35
–30
–25
–20
–15
–10
–5
0
5
0
4
8
12
Re (y
21
) ( mS )
16
20
24
28
32
12821
I
2
V
DS
=8V
V
G2S
=4V
f=100...1300MHz
f=100MHz
1300MHz
1000MHz
400MHz
700MHz
I
D
=5mA
10mA
20mA
Figure 10. Short Circuit Forward Transfer Admittance
0
1
2
3
4
5
6
7
8
9
0
0.25
0.50
0.75
1.00
1.25
1.50
Re (y
22
) ( mS )
12822
I
2
V
DS
=15V
V
G2S
=4V
I
D
=10mA
f=100...1300MHz
f=1300MHz
1000MHz
400MHz
100MHz
700MHz
Figure 11. Short Circuit Output Admittance
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