2SC5945 Datasheet, PDF (21/36 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.)
0.764
-179.6
0.767
177.1
0.769
174.4
0.770
171.8
0.771
169.4
0.771
167.2
0.772
165.1
0.773
163.2
0.773
161.3
0.772
159.5
0.772
157.6
0.771
155.7
0.773
154.0
0.775
152.4
0.775
151.0
0.773
149.4
0.771
147.8
0.771
146.1
0.772
144.5
0.774
143.1
0.774
141.8
0.774
140.5
0.771
138.9
0.770
137.3
0.770
135.7
0.770
134.4
0.772
133.1
S21
MAG ANG (deg.)
11.32
85.4
8.94
82.2
7.35
79.6
6.23
77.3
5.40
75.3
4.75
73.5
4.25
71.9
3.84
70.3
3.50
68.8
3.22
67.2
2.99
65.6
2.78
64.1
2.60
62.8
2.45
61.3
2.31
59.9
2.19
58.4
2.08
56.9
1.98
55.4
1.90
54.0
1.82
52.7
1.74
51.4
1.68
50.0
1.62
48.4
1.56
46.9
1.51
45.5
1.46
44.2
1.42
42.8
(V_CE = 3.3 V, I_C = 70 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.027
54.3
0.570
-163.9
0.031
57.0
0.574
-167.6
0.036
58.7
0.578
-170.3
0.041
59.5
0.581
-172.5
0.045
60.0
0.583
-174.4
0.050
60.5
0.586
-176.0
0.055
60.4
0.588
-177.4
0.059
60.6
0.590
-178.6
0.064
60.2
0.591
-179.8
0.068
59.5
0.592
179.2
0.073
59.3
0.594
178.2
0.077
58.6
0.594
177.3
0.082
58.2
0.595
176.5
0.086
57.4
0.596
175.8
0.090
56.7
0.596
175.1
0.095
56.1
0.596
174.3
0.099
55.3
0.596
173.8
0.103
54.4
0.596
173.1
0.108
53.6
0.597
172.5
0.112
52.8
0.596
171.8
0.116
52.0
0.596
171.3
0.120
51.2
0.595
170.7
0.124
50.2
0.594
170.1
0.129
49.3
0.594
169.5
0.133
48.4
0.593
168.9
0.137
47.5
0.592
168.3
0.141
46.3
0.592
167.7
Rev.3.00 Aug 03, 2006 page 21 of 35