2SC5945 Datasheet, PDF (23/36 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.)
0.773
177.1
0.775
174.4
0.777
172.1
0.778
169.8
0.777
167.6
0.777
165.5
0.778
163.6
0.779
161.8
0.779
160.0
0.777
158.3
0.777
156.4
0.776
154.6
0.778
153.0
0.780
151.4
0.779
150.0
0.778
148.4
0.775
146.9
0.776
145.2
0.776
143.6
0.778
142.2
0.778
140.9
0.778
139.6
0.775
138.0
0.774
136.5
0.773
134.9
0.774
133.6
0.775
132.3
S21
MAG ANG (deg.)
11.42
84.6
9.01
81.7
7.41
79.4
6.29
77.3
5.45
75.5
4.81
73.8
4.30
72.3
3.89
70.8
3.55
69.3
3.27
67.8
3.03
66.3
2.83
64.8
2.65
63.5
2.49
62.1
2.35
60.7
2.23
59.3
2.12
57.8
2.02
56.4
1.93
54.9
1.85
53.7
1.78
52.4
1.71
51.0
1.65
49.5
1.59
48.0
1.54
46.5
1.50
45.3
1.45
44.0
(V_CE = 3.3 V, I_C = 150 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.025
64.5
0.593
-167.8
0.030
65.7
0.598
-170.9
0.035
66.5
0.602
-173.2
0.040
66.5
0.605
-175.2
0.045
66.2
0.607
-176.8
0.050
66.2
0.609
-178.3
0.055
65.7
0.611
-179.6
0.060
65.3
0.612
179.3
0.065
64.6
0.613
178.3
0.069
63.8
0.614
177.3
0.074
63.1
0.615
176.4
0.079
62.2
0.616
175.5
0.084
61.4
0.616
174.8
0.088
60.5
0.618
174.1
0.093
59.6
0.618
173.3
0.097
58.9
0.617
172.6
0.101
57.9
0.617
172.1
0.106
56.9
0.617
171.5
0.110
55.9
0.617
170.8
0.115
55.0
0.616
170.1
0.119
54.1
0.615
169.6
0.124
53.1
0.615
169.0
0.128
52.0
0.614
168.4
0.132
51.0
0.614
167.8
0.136
50.0
0.613
167.1
0.141
49.1
0.612
166.5
0.145
47.9
0.611
165.9
Rev.3.00 Aug 03, 2006 page 23 of 35