2SC5945 Datasheet, PDF (15/36 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.)
0.781
176.2
0.782
173.7
0.784
171.4
0.785
169.3
0.785
167.1
0.784
165.1
0.785
163.2
0.786
161.4
0.785
159.7
0.784
157.9
0.784
156.1
0.783
154.3
0.784
152.6
0.786
151.2
0.786
149.7
0.784
148.2
0.782
146.6
0.782
145.0
0.782
143.4
0.784
142.0
0.785
140.7
0.784
139.4
0.781
137.8
0.780
136.3
0.779
134.7
0.780
133.4
0.780
132.1
S21
MAG ANG (deg.)
11.06
84.5
8.73
81.7
7.18
79.4
6.10
77.4
5.29
75.6
4.67
74.0
4.17
72.5
3.78
71.0
3.45
69.5
3.18
68.0
2.95
66.5
2.75
65.0
2.58
63.7
2.43
62.3
2.29
60.9
2.17
59.4
2.06
58.0
1.97
56.5
1.89
55.1
1.81
53.8
1.74
52.5
1.67
51.1
1.61
49.6
1.56
48.1
1.51
46.7
1.46
45.4
1.42
44.1
(V_CE = 3 V, I_C = 200 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.025
67.5
0.602
-168.9
0.030
68.0
0.606
-171.9
0.035
68.4
0.610
-174.1
0.040
68.4
0.613
-175.9
0.045
67.7
0.615
-177.6
0.050
67.2
0.618
-178.9
0.055
66.7
0.619
179.8
0.060
66.4
0.620
178.7
0.065
65.6
0.621
177.7
0.070
64.7
0.622
176.8
0.074
64.0
0.623
175.9
0.079
63.0
0.623
175.0
0.084
62.2
0.624
174.3
0.089
61.3
0.625
173.6
0.093
60.3
0.625
172.8
0.098
59.4
0.625
172.2
0.102
58.5
0.624
171.6
0.107
57.5
0.624
171.0
0.111
56.5
0.624
170.3
0.116
55.5
0.624
169.7
0.120
54.5
0.623
169.1
0.124
53.6
0.622
168.5
0.129
52.4
0.621
167.9
0.133
51.5
0.621
167.3
0.138
50.5
0.620
166.7
0.142
49.4
0.619
166.0
0.146
48.3
0.618
165.4
Rev.3.00 Aug 03, 2006 page 15 of 35