2SC5945 Datasheet, PDF (10/36 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.)
0.755
-172.0
0.759
-176.8
0.763
179.5
0.764
176.3
0.766
173.4
0.766
170.8
0.768
168.4
0.770
166.3
0.770
164.2
0.770
162.2
0.770
160.2
0.771
158.2
0.772
156.4
0.774
154.7
0.775
153.2
0.774
151.5
0.773
149.8
0.773
148.1
0.774
146.5
0.776
145.0
0.777
143.6
0.777
142.2
0.775
140.7
0.774
139.0
0.774
137.4
0.775
136.1
0.776
134.7
S21
MAG ANG (deg.)
10.39
87.5
8.22
83.6
6.78
80.5
5.75
77.9
4.98
75.5
4.39
73.5
3.91
71.6
3.54
69.9
3.22
68.1
2.97
66.4
2.75
64.7
2.56
63.0
2.39
61.5
2.25
60.0
2.12
58.4
2.01
56.8
1.91
55.2
1.82
53.6
1.74
52.1
1.67
50.7
1.60
49.3
1.54
47.9
1.48
46.3
1.43
44.7
1.38
43.1
1.34
41.8
1.30
40.4
(V_CE = 3 V, I_C = 30 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.035
38.2
0.531
-154.4
0.038
41.0
0.531
-159.7
0.041
42.9
0.534
-163.4
0.045
45.1
0.536
-166.3
0.048
46.5
0.538
-168.7
0.052
47.5
0.540
-170.7
0.056
48.7
0.543
-172.4
0.060
49.6
0.544
-173.9
0.063
50.1
0.546
-175.2
0.067
50.2
0.547
-176.4
0.071
50.4
0.549
-177.5
0.075
50.3
0.550
-178.5
0.079
50.4
0.551
-179.4
0.083
50.3
0.552
179.9
0.087
49.8
0.554
179.1
0.090
49.7
0.554
178.4
0.094
49.3
0.555
177.8
0.098
48.8
0.555
177.1
0.102
48.3
0.556
176.5
0.106
47.8
0.556
175.9
0.110
47.2
0.556
175.4
0.114
46.7
0.556
174.8
0.117
45.9
0.556
174.3
0.121
45.4
0.556
173.7
0.125
44.7
0.556
173.1
0.129
44.0
0.556
172.6
0.133
43.2
0.556
172.0
Rev.3.00 Aug 03, 2006 page 10 of 35