2SC5945 Datasheet, PDF (13/36 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.)
0.771
178.5
0.773
175.5
0.775
173.0
0.776
170.6
0.776
168.3
0.776
166.2
0.776
164.2
0.777
162.4
0.777
160.6
0.776
158.8
0.776
156.9
0.776
155.1
0.777
153.4
0.779
151.8
0.778
150.4
0.777
148.9
0.775
147.2
0.775
145.6
0.775
144.0
0.777
142.6
0.778
141.3
0.777
139.9
0.774
138.4
0.773
136.8
0.772
135.3
0.773
133.9
0.774
132.6
S21
MAG ANG (deg.)
11.27
84.9
8.90
81.9
7.32
79.4
6.21
77.3
5.38
75.4
4.74
73.7
4.23
72.1
3.83
70.6
3.49
69.1
3.22
67.6
2.99
66.0
2.78
64.5
2.60
63.2
2.45
61.8
2.31
60.4
2.19
58.9
2.08
57.4
1.99
56.0
1.90
54.6
1.82
53.3
1.75
52.0
1.68
50.6
1.62
49.1
1.57
47.6
1.51
46.1
1.47
44.9
1.43
43.5
(V_CE = 3 V, I_C = 100 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.026
59.9
0.588
-166.4
0.031
62.2
0.592
-169.7
0.035
63.0
0.596
-172.2
0.040
63.2
0.599
-174.2
0.045
63.7
0.602
-176.0
0.050
63.4
0.604
-177.5
0.055
63.3
0.606
-178.8
0.060
63.1
0.608
-180.0
0.064
62.4
0.609
178.9
0.069
62.0
0.610
178.0
0.074
61.3
0.611
177.0
0.078
60.7
0.612
176.2
0.083
60.0
0.612
175.4
0.088
59.2
0.613
174.7
0.092
58.3
0.613
173.9
0.096
57.6
0.613
173.2
0.101
56.6
0.613
172.6
0.105
55.7
0.613
172.0
0.110
54.9
0.613
171.3
0.114
53.9
0.612
170.7
0.118
53.0
0.612
170.1
0.123
52.1
0.611
169.6
0.127
51.1
0.610
168.9
0.131
50.1
0.610
168.3
0.135
49.3
0.609
167.7
0.140
48.2
0.608
167.1
0.144
47.1
0.607
166.5
Rev.3.00 Aug 03, 2006 page 13 of 35