2SC5945 Datasheet, PDF (17/36 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.)
0.748
-148.7
0.751
-158.3
0.755
-165.3
0.757
-170.6
0.760
-175.0
0.761
-178.7
0.764
178.0
0.767
175.0
0.769
172.3
0.770
169.8
0.771
167.3
0.772
164.9
0.775
162.8
0.779
160.8
0.780
159.0
0.780
157.1
0.779
155.2
0.781
153.3
0.783
151.5
0.787
149.8
0.788
148.3
0.790
146.8
0.788
145.1
0.788
143.3
0.789
141.6
0.791
140.1
0.794
138.7
MAG
8.07
6.56
5.49
4.69
4.07
3.59
3.21
2.90
2.65
2.43
2.25
2.10
1.96
1.84
1.73
1.64
1.55
1.48
1.41
1.35
1.29
1.24
1.20
1.15
1.11
1.08
1.04
S21
ANG (deg.)
94.2
88.2
83.5
79.8
76.5
73.8
71.2
68.9
66.7
64.4
62.4
60.3
58.5
56.6
54.7
52.9
51.0
49.2
47.5
45.9
44.3
42.6
40.8
39.1
37.4
36.0
34.5
(V_CE = 3.3 V, I_C = 10 mA, Zo = 50 Ω )
S12
S22
MAG ANG (deg.) MAG ANG (deg.)
0.061
23.5
0.473
-123.3
0.062
22.2
0.454
-132.2
0.063
21.8
0.445
-138.7
0.065
22.0
0.441
-143.8
0.066
22.2
0.439
-147.7
0.067
22.7
0.439
-151.1
0.068
23.7
0.440
-153.8
0.069
24.8
0.441
-156.1
0.071
25.6
0.443
-158.1
0.072
26.3
0.445
-159.7
0.074
27.3
0.448
-161.2
0.075
28.2
0.450
-162.5
0.077
29.2
0.452
-163.6
0.079
29.9
0.456
-164.6
0.081
30.5
0.458
-165.5
0.083
31.3
0.461
-166.3
0.085
31.8
0.464
-167.0
0.087
32.4
0.466
-167.7
0.090
32.8
0.469
-168.4
0.092
33.3
0.472
-169.0
0.094
33.6
0.474
-169.6
0.097
34.0
0.477
-170.1
0.099
34.1
0.480
-170.6
0.102
34.3
0.482
-171.2
0.105
34.6
0.485
-171.7
0.107
34.6
0.487
-172.3
0.110
34.6
0.490
-172.8
Rev.3.00 Aug 03, 2006 page 17 of 35