2SC5945 Datasheet, PDF (18/36 Pages) Renesas Technology Corp – Si NPN Epitaxial High Frequency Medium Power Amplifier

2SC5945
S parameter
f (MHz)
400
500
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
2200
2300
2400
2500
2600
2700
2800
2900
3000
S11
MAG ANG (deg.)
0.748
-165.5
0.752
-171.6
0.757
-176.1
0.759
-179.9
0.761
176.8
0.762
173.9
0.764
171.2
0.766
168.9
0.767
166.6
0.767
164.5
0.768
162.3
0.768
160.2
0.770
158.3
0.773
156.5
0.774
154.9
0.773
153.2
0.772
151.5
0.773
149.7
0.774
148.0
0.777
146.5
0.778
145.1
0.779
143.7
0.776
142.0
0.776
140.4
0.776
138.8
0.778
137.4
0.779
136.0
MAG
9.86
7.85
6.48
5.50
4.77
4.20
3.75
3.38
3.08
2.84
2.63
2.44
2.29
2.15
2.02
1.91
1.82
1.73
1.66
1.59
1.52
1.46
1.41
1.36
1.31
1.27
1.23
S21
ANG (deg.)
89.3
84.8
81.3
78.3
75.7
73.4
71.4
69.5
67.6
65.7
63.9
62.1
60.5
58.8
57.2
55.5
53.9
52.2
50.6
49.2
47.7
46.2
44.5
42.9
41.3
39.9
38.5
(V_CE = 3.3 V, I_C = 20 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.041
31.3
0.500
-145.4
0.044
33.0
0.496
-151.9
0.046
34.4
0.496
-156.6
0.049
36.3
0.497
-160.1
0.052
37.7
0.499
-163.0
0.054
39.0
0.501
-165.4
0.058
40.3
0.503
-167.4
0.061
41.6
0.505
-169.1
0.064
42.4
0.507
-170.6
0.067
42.8
0.508
-171.9
0.070
43.6
0.510
-173.1
0.074
43.9
0.512
-174.2
0.077
44.4
0.513
-175.1
0.081
44.6
0.515
-175.9
0.084
44.5
0.516
-176.7
0.087
44.6
0.517
-177.5
0.091
44.5
0.518
-178.1
0.094
44.3
0.520
-178.7
0.098
44.2
0.521
-179.4
0.101
43.9
0.522
-179.9
0.104
43.6
0.522
179.5
0.108
43.3
0.523
179.0
0.111
42.8
0.524
178.5
0.115
42.4
0.524
177.9
0.118
41.9
0.525
177.4
0.122
41.4
0.525
176.9
0.125
40.8
0.526
176.3
Rev.3.00 Aug 03, 2006 page 18 of 35