2SC5945 Datasheet, PDF (30/36 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.)
0.762
-179.4
0.765
177.3
0.767
174.5
0.768
171.9
0.769
169.5
0.769
167.2
0.770
165.2
0.771
163.3
0.771
161.4
0.770
159.6
0.770
157.7
0.770
155.8
0.771
154.1
0.773
152.5
0.773
151.0
0.772
149.5
0.769
147.8
0.770
146.2
0.770
144.6
0.772
143.1
0.773
141.8
0.773
140.5
0.770
138.9
0.769
137.4
0.768
135.8
0.769
134.4
0.770
133.1
S21
MAG ANG (deg.)
11.46
85.5
9.05
82.3
7.44
79.6
6.31
77.4
5.47
75.4
4.81
73.5
4.30
71.9
3.88
70.3
3.54
68.8
3.26
67.2
3.02
65.6
2.81
64.1
2.63
62.8
2.48
61.3
2.33
59.9
2.21
58.4
2.10
56.9
2.01
55.4
1.92
54.0
1.84
52.7
1.76
51.4
1.70
50.0
1.63
48.5
1.58
47.0
1.53
45.5
1.48
44.2
1.44
42.8
(V_CE = 3.6 V, I_C = 70 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.027
53.7
0.565
-163.5
0.031
56.9
0.568
-167.3
0.036
58.5
0.573
-170.0
0.041
59.5
0.576
-172.2
0.045
59.9
0.578
-174.2
0.050
60.2
0.581
-175.8
0.055
60.3
0.583
-177.2
0.059
60.4
0.585
-178.4
0.064
60.3
0.587
-179.6
0.068
59.5
0.588
179.4
0.072
59.2
0.589
178.4
0.077
58.7
0.590
177.5
0.082
58.3
0.590
176.8
0.086
57.4
0.592
176.0
0.090
56.6
0.592
175.2
0.094
56.1
0.592
174.5
0.099
55.2
0.592
174.0
0.103
54.5
0.592
173.3
0.107
53.6
0.592
172.7
0.111
52.9
0.592
172.1
0.116
52.0
0.591
171.5
0.120
51.1
0.591
170.9
0.124
50.1
0.590
170.3
0.128
49.3
0.590
169.7
0.132
48.4
0.589
169.1
0.136
47.4
0.588
168.5
0.140
46.4
0.588
167.9
Rev.3.00 Aug 03, 2006 page 30 of 35