BFQ70 Datasheet, PDF (9/14 Pages) Siemens Semiconductor Group – NPN Silicon RF Transistor (For low-noise IF and broadband amplifiers in antenna and telecommunications systems at collector currents from 2mA to 20mA)

BFQ 70
Common Emitter S Parameters
f
GHz
S11
MAG
ANG
S21
MAG
IC = 2 mA, VCE = 6 V, Z0 = 50 Ω
0.1
0.92
– 23 7.00
0.2
0.89
– 45 6.42
0.3
0.84
– 65 5.74
0.4
0.80
– 82 5.21
0.6
0.74
– 110 4.14
0.8
0.71
– 130 3.35
1.0
0.69
– 146 2.78
1.2
0.68
– 158 2.39
1.5
0.67
– 174 1.96
1.8
0.68
174 1.66
2.0
0.69
167 1.51
2.5
0.70
152 1.24
3.0
0.72
138 1.05
ANG
165
150
137
126
109
95
85
76
64
53
47
33
20
S12
MAG
ANG
0.025 77
0.049 65
0.068 55
0.081 46
0.096 34
0.103 26
0.105 20
0.105 17
0.104 14
0.102 13
0.100 14
0.100 19
0.107 24
S22
MAG
0.98
0.93
0.87
0.81
0.71
0.65
0.61
0.58
0.55
0.54
0.53
0.51
0.51
ANG
–8
– 16
– 22
– 28
– 34
– 38
– 41
– 44
– 49
– 55
– 60
– 73
– 87
S11, S22 = f (f)
IC = 2 mA, VCE = 6 V, Z0 = 50 Ω
S12, S21 = f (f)
IC = 2 mA, VCE = 6 V, Z0 = 50 Ω