BF995 Vishay Telefunken, BF995 Datasheet - Page 4

• Manufacturer Part Number: BF995
• Description: N-Channel Dual Gate MOS-Fieldeffect Tetrode/ Depletion Mode
• Manufacturer: Vishay Telefunken

BF995
Vishay Telefunken
www.vishay.de FaxBack [phone]
4 (7)
Figure 7. Output Capacitance vs. Drain Source Voltage
96 12165
96 12166
18
16
14
12
10
3.0
2.5
2.0
1.5
1.0
0.5
Figure 8. Short Circuit Input Admittance
8
6
4
2
0
0
0
0
V
100MHz
2
f=1MHz
1
G2S
200MHz
4
V
=4V
2
300MHz
DS
6
– Drain Source Voltage ( V )
600MHz
3
400MHz
8 10 12 14 16 18 20 22
Re (y
4
f=700MHz
500MHz
11
5
) ( mS )
6
f=50...700MHz
I
D
V
V
=5...20mA
7
DS
G2S
=15V
=4V
8
9
10
96 12167
96 12168
Figure 9. Short Circuit Forward Transfer Admittance
–10
–15
–20
–25
–30
Figure 10. Short Circuit Output Admittance
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
10
–5
5
0
0
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28
0
20mA
f=50...700MHz
700MHz
100MHz
0.2
I
200MHz
V
V
D
DS
G2S
=5mA
10mA
I
300MHz
D
=15V
=5mA
=4V
0.4
600MHz
400MHz
Re (y
Re (y
0.6
21
22
500MHz
500MHz
) ( mS )
) ( mS )
0.8
f=50...700MHz
Document Number 85009
I
400MHz
600MHz
I
f=700MHz
D
D
V
V
=5...20mA
=20mA
1.0
DS
G2S
300MHz
f=50MHz
=15V
200MHz
=4V
100MHz
Rev. 3, 20-Jan-99
1.2
1.4