BF998...
Gate 1 forward transconductance
gfs1 = ƒ (VG1S)
26
mS
4V
22
20
2V
18
16
14
12
10
8
1V
6
4
0V
2
0
-1 -0.75 -0.5 -0.25 0 0.25 V 0.75
VG1S
Drain current ID = ƒ(VG1S)
VDS = 5V
VG2S = Parameter
30
mA
4V
2V
20
1V
15
10
0V
5
0
-1 -0.75 -0.5 -0.25 0 0.25 0.5 V 1
VG1S
Power gain Gps = ƒ (VG2S)
f = 45 MHz
Noise figure F = ƒ (VG2S)
f = 45 MHz
30
10
dB
dB
8
7
20
6
15
5
4
10
3
2
5
1
0
0
1
2
V
4
VG2S
0
0
1
2
V
4
VG2S
5
Feb-13-2004