2SC5945 Datasheet, PDF (32/36 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.)
0.770
177.2
0.773
174.5
0.775
172.2
0.776
169.9
0.776
167.7
0.775
165.6
0.776
163.6
0.777
161.9
0.777
160.1
0.776
158.3
0.775
156.4
0.775
154.6
0.776
153.0
0.778
151.4
0.778
150.0
0.776
148.5
0.774
146.9
0.774
145.2
0.774
143.7
0.776
142.2
0.777
141.0
0.776
139.6
0.774
138.1
0.772
136.5
0.771
135.0
0.772
133.6
0.773
132.3
S21
MAG ANG (deg.)
11.57
84.7
9.13
81.8
7.50
79.4
6.37
77.4
5.52
75.5
4.87
73.9
4.35
72.4
3.93
70.9
3.59
69.4
3.31
67.9
3.07
66.4
2.86
64.9
2.68
63.6
2.52
62.2
2.38
60.8
2.25
59.3
2.14
57.9
2.05
56.4
1.96
55.0
1.88
53.8
1.80
52.5
1.73
51.1
1.67
49.6
1.61
48.1
1.56
46.6
1.51
45.3
1.47
44.0
(V_CE = 3.6 V, I_C = 150 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.025
64.9
0.589
-167.6
0.030
65.7
0.594
-170.7
0.035
66.4
0.598
-173.0
0.040
66.9
0.601
-175.0
0.045
66.2
0.603
-176.7
0.050
66.1
0.606
-178.1
0.055
65.4
0.607
-179.4
0.060
65.3
0.609
179.5
0.065
64.4
0.610
178.4
0.069
63.5
0.611
177.5
0.074
63.0
0.612
176.5
0.079
62.3
0.612
175.7
0.083
61.5
0.613
175.0
0.088
60.6
0.614
174.2
0.092
59.6
0.614
173.4
0.097
58.9
0.614
172.8
0.101
57.9
0.613
172.2
0.106
57.0
0.614
171.6
0.110
56.0
0.614
170.9
0.115
55.0
0.613
170.3
0.119
54.1
0.612
169.7
0.123
53.2
0.612
169.1
0.128
52.1
0.611
168.5
0.132
51.1
0.610
167.9
0.136
50.1
0.610
167.3
0.141
49.1
0.608
166.7
0.145
48.0
0.608
166.0
Rev.3.00 Aug 03, 2006 page 32 of 35