2SC5945 Datasheet, PDF (14/36 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.)
0.776
177.0
0.777
174.3
0.780
172.0
0.780
169.7
0.780
167.5
0.779
165.5
0.780
163.5
0.781
161.8
0.781
160.0
0.780
158.2
0.779
156.4
0.779
154.6
0.780
152.9
0.782
151.4
0.781
150.0
0.780
148.4
0.778
146.8
0.778
145.2
0.778
143.6
0.780
142.2
0.780
140.9
0.780
139.6
0.777
138.0
0.776
136.4
0.775
134.9
0.776
133.6
0.777
132.3
S21
MAG ANG (deg.)
11.25
84.6
8.88
81.7
7.30
79.4
6.20
77.3
5.38
75.5
4.74
73.8
4.23
72.3
3.83
70.9
3.50
69.3
3.22
67.9
2.99
66.3
2.79
64.9
2.61
63.5
2.46
62.2
2.32
60.7
2.20
59.3
2.09
57.8
1.99
56.3
1.91
54.9
1.83
53.7
1.76
52.4
1.69
51.0
1.63
49.5
1.57
48.0
1.52
46.6
1.48
45.3
1.43
44.0
(V_CE = 3 V, I_C = 150 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.025
64.8
0.597
-168.1
0.030
65.7
0.602
-171.1
0.035
66.7
0.606
-173.4
0.040
66.5
0.609
-175.3
0.045
66.3
0.611
-177.0
0.050
66.1
0.613
-178.4
0.055
65.8
0.615
-179.7
0.060
65.3
0.617
179.2
0.065
64.4
0.618
178.1
0.069
63.7
0.619
177.2
0.074
63.0
0.620
176.3
0.079
62.2
0.620
175.4
0.084
61.6
0.621
174.7
0.088
60.6
0.622
173.9
0.093
59.6
0.622
173.2
0.097
58.9
0.621
172.5
0.102
57.9
0.621
171.9
0.106
56.9
0.621
171.3
0.111
56.0
0.621
170.6
0.115
55.0
0.620
170.0
0.119
54.0
0.620
169.4
0.124
53.1
0.619
168.8
0.128
52.0
0.618
168.2
0.132
51.1
0.618
167.6
0.137
50.0
0.617
167.0
0.141
49.0
0.616
166.4
0.145
47.8
0.615
165.8
Rev.3.00 Aug 03, 2006 page 14 of 35