2SC5945 Datasheet, PDF (25/36 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.)
0.750
-169.3
0.755
-174.5
0.759
-178.6
0.761
177.9
0.762
174.9
0.763
172.1
0.765
169.6
0.767
167.4
0.767
165.3
0.768
163.2
0.768
161.1
0.768
159.1
0.770
157.2
0.773
155.5
0.773
153.9
0.772
152.2
0.771
150.5
0.772
148.8
0.773
147.2
0.776
145.6
0.776
144.3
0.776
142.9
0.775
141.3
0.774
139.6
0.773
138.0
0.775
136.6
0.777
135.3
S21
MAG ANG (deg.)
10.27
88.2
8.14
84.1
6.71
80.8
5.70
78.0
4.94
75.6
4.34
73.4
3.88
71.4
3.50
69.6
3.19
67.8
2.94
66.0
2.72
64.3
2.53
62.6
2.37
61.0
2.22
59.4
2.10
57.8
1.98
56.2
1.88
54.6
1.80
53.0
1.72
51.4
1.64
50.0
1.58
48.6
1.52
47.1
1.46
45.5
1.41
43.9
1.36
42.3
1.32
40.9
1.28
39.6
(V_CE = 3.3 V, I_C = 250 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.037
35.1
0.513
-150.5
0.040
37.2
0.513
-156.2
0.043
39.2
0.514
-160.4
0.046
41.4
0.516
-163.6
0.049
42.9
0.518
-166.2
0.053
44.0
0.520
-168.4
0.056
45.3
0.522
-170.2
0.060
46.3
0.524
-171.8
0.063
46.8
0.526
-173.2
0.067
47.2
0.528
-174.4
0.071
47.5
0.529
-175.6
0.074
47.8
0.531
-176.6
0.078
48.0
0.532
-177.5
0.082
48.0
0.534
-178.3
0.085
47.8
0.535
-179.1
0.089
47.6
0.536
-179.8
0.093
47.4
0.536
179.6
0.096
47.1
0.537
179.0
0.100
46.7
0.538
178.3
0.104
46.2
0.538
177.7
0.107
45.8
0.538
177.2
0.111
45.3
0.539
176.7
0.114
44.8
0.539
176.1
0.118
44.2
0.539
175.6
0.122
43.6
0.540
175.0
0.126
43.1
0.540
174.5
0.129
42.2
0.540
173.9
Rev.3.00 Aug 03, 2006 page 25 of 35