BF5030...
Drain current ID = ƒ(VGG)
RG1 = Parameter in kΩ
VDS = 3 V, … VDS = 5 V
26
mA
22
68k
100k
20
120k
82k
18
150k
16
100k
14
120k 180k
12
10
8
6
4
2
0
0
1
2
3
4
V
6
VGG=VDS
Noise figure F = ƒ (VG2S), f = 45 MHz
VDS = 3 V, VG2S = 3 V, Rg1 = 82 kΩ
… VDS = 5 V, VG2S = 4 V, Rg1 = 180 kΩ
8
Power gain Gps = ƒ (VG2S), f = 45 MHz
VDS = 3 V, VG2S = 3 V, Rg1 = 82 kΩ
… VDS = 5 V, VG2S = 4 V, Rg1 = 180 kΩ
40
dB
20
10
0
-10
-20
0
1
2
V
4
VG2S
Noise figure F = ƒ (VG2S), f = 800 MHz
VDS = 3 V, VG2S = 3 V, Rg1 = 82 kΩ
… VDS = 5 V, VG2S = 4 V, Rg1 = 180 kΩ
8
dB
dB
4
4
2
2
0
0
1
2
V
4
VG2S
0
0
1
2
V
4
VG2S
7
2009-05-05