BFP 450
Common Emitter S-Parameters
f
S11
GHz MAG
ANG
MAG
VCE = 2V, IC = 50mA
0.01 0.143
-30.7
0.1 0.469 -121.7
0.5 0.681 -172.4
1
0.705
173.1
2
0.73
154.7
3
0.752
139.5
4
0.783
124.1
5
0.797
112.5
6
0.813
103.7
69.9
51.98
14.86
7.26
3.42
2.22
1.62
1.23
1.01
S21
ANG
174.8
125.6
90.7
74.6
55
38.4
22.4
8.8
-2.9
S12
MAG
ANG
0.0018
0.0139
0.0289
0.047
0.08
0.1183
0.1461
0.1633
0.1864
85.2
59.6
51.4
55.7
51.2
42
30.3
20.7
12.6
S22
MAG
ANG
0.904
0.744
0.466
0.464
0.491
0.529
0.587
0.606
0.625
-6.6
-64.2
-146.1
-172.2
163.6
145.5
131.9
119.5
108.9
Common Emitter Noise Parameters
f
Fmin 1) Ga 1)
Γopt
RN
GHz dB
dB
MAG
ANG
Ω
VCE = 2V, IC = 10mA
0.9
0.9
15.5
0.29
175
2.7
1.8 1.25
11.8
0.47
-171
3
2.4 1.45
10.9
0.56
-159
3.5
3
1.7
8.5
0.62
-147
5.5
4
2.1
6.6
0.66
-127
15.5
1) Input matched for minimum noise figure, output for maximum gain
rn
F50Ω 2) |S21|2 2)
-
dB
dB
0.054
0.98
16
0.06
1.74
9.5
0.07
2.23
6.8
0.11
3.05
4.7
0.31
4.49
1.9
2) ZS = ZL = 50Ω
For more and detailed S- and Noise-parameters please contact your local Siemens
distributor or sales office to obtain a Siemens Application Notes CD-ROM or see Internet:
http://www.siemens.de/Semiconductor/products/35/35.htm
SSeemmicioconndduuctcotor rGGrorouupp
33
Sep-109998-1-1919-081