BFQ74 Datasheet, PDF (13/14 Pages) Siemens Semiconductor Group – NPN Silicon RF Transistor (For low-noise amplifiers in the GHz range, and broadband analog and digital applications)

BBFFQQ 7744
Common Emitter S Parameters (continued)
f
GHz
S11
MAG
ANG
S21
MAG
ANG
IC = 20 mA, VCE = 10 V, Z0 = 50 Ω
0.1
0.73
– 51 32.84 147
0.2
0.61
– 89 24.03 124
0.3
0.56
– 115 18.02 111
0.4
0.53
– 130 14.07 103
0.6
0.51
– 151 9.80
91
0.8
0.50
– 165 7.40
83
1.0
0.51
– 174 5.97
76
1.2
0.51
176 5.01
71
1.5
0.51
167 4.04
62
1.8
0.53
159 3.38
55
2.0
0.55
154 3.06
50
2.5
0.57
143 2.50
39
3.0
0.59
132 2.13
28
3.5
0.62
123 1.87
17
4.0
0.63
110 1.67
5
4.5
0.67
101 1.50
–5
5.0
0.68
91 1.35 – 15
S12
MAG
ANG
0.013 69
0.021 55
0.026 50
0.030 49
0.036 51
0.043 53
0.050 54
0.057 55
0.068 56
0.080 55
0.087 54
0.108 52
0.130 48
0.152 45
0.178 39
0.199 34
0.224 27
S22
MAG
0.86
0.69
0.58
0.52
0.46
0.43
0.41
0.40
0.39
0.39
0.38
0.36
0.36
0.34
0.35
0.34
0.36
ANG
– 18
– 27
– 29
– 30
– 30
– 30
– 31
– 33
– 36
– 41
– 44
– 53
– 64
– 76
– 90
– 105
– 122
S11, S22 = f (f)
IC = 20 mA, VCE = 10 V, Z0 = 50 Ω
S12, S21 = f (f)
IC = 20 mA, VCE = 10 V, Z0 = 50 Ω