2SC5646A_12 Datasheet, PDF (5/9 Pages) Sanyo Semicon Device – UHF to S-Band Low-Noise Amplifier, OSC Applications

S Parameters (Common emitter)
VCE=1V, IC=20mA, ZO=50Ω
Freq(MHz) ⏐S11⏐
∠S11
200
0.492
-82.8
400
0.399
-124.0
600
0.377
-143.8
800
0.367
-155.4
1000
0.364
-163.4
1200
0.363
-169.7
1400
0.363
-174.8
1600
0.364
-178.8
1800
0.365
177.3
2000
0.367
173.9
2200
0.369
170.8
2400
0.372
167.9
2600
0.373
165.1
2800
0.375
162.3
3000
0.378
159.8
VCE=3V, IC=1mA, ZO=50Ω
Freq(MHz) ⏐S11⏐
200
0.969
400
0.942
600
0.906
800
0.847
1000
0.804
1200
0.755
1400
0.694
1600
0.662
1800
0.618
2000
0.579
2200
0.560
2400
0.529
2600
0.510
2800
0.493
3000
0.475
∠S11
-12.0
-23.4
-32.6
-46.8
-55.8
-65.9
-77.3
-84.0
-93.6
-102.1
-107.6
-116.0
-121.7
-127.9
-134.3
VCE=3V, IC=5mA, ZO=50Ω
Freq(MHz) ⏐S11⏐
200
0.849
400
0.716
600
0.615
800
0.503
1000
0.441
1200
0.402
1400
0.373
1600
0.355
1800
0.343
2000
0.332
2200
0.327
2400
0.322
2600
0.320
2800
0.319
3000
0.317
∠S11
-26.5
-52.4
-71.2
-92.9
-107.5
-118.7
-129.0
-137.2
-144.4
-151.2
-156.8
-162.0
-167.1
-171.4
-175.6
2SC5646A
⏐S21⏐
19.544
13.186
9.339
7.181
5.837
4.913
4.250
3.751
3.361
3.049
2.798
2.584
2.403
2.254
2.119
∠S21
128.7
107.6
97.6
91.0
85.9
81.5
77.7
74.1
70.8
67.6
64.5
61.5
58.6
55.9
53.2
⏐S12⏐
0.030
0.042
0.052
0.065
0.077
0.089
0.102
0.114
0.128
0.142
0.154
0.166
0.178
0.194
0.207
⏐S21⏐
2.363
2.289
1.955
2.285
2.076
2.018
2.042
1.857
1.822
1.755
1.616
1.582
1.492
1.428
1.381
∠S21
165.7
153.2
141.5
131.9
123.6
115.0
106.9
100.1
93.6
87.5
81.9
76.7
72.0
67.5
63.3
⏐S12⏐
0.043
0.076
0.107
0.131
0.149
0.163
0.173
0.179
0.182
0.183
0.183
0.182
0.181
0.180
0.177
⏐S21⏐
9.604
8.894
7.356
6.628
5.685
4.918
4.350
3.872
3.502
3.197
2.940
2.724
2.541
2.384
2.247
∠S21
154.4
134.9
121.6
109.2
100.8
94.3
88.6
83.8
79.5
75.5
71.8
68.4
65.0
61.9
58.9
⏐S12⏐
0.034
0.056
0.072
0.081
0.088
0.098
0.104
0.112
0.120
0.129
0.136
0.146
0.156
0.165
0.175
∠S12
59.2
57.9
61.4
64.4
66.8
66.5
67.0
67.7
67.4
67.5
67.0
66.4
66.0
65.3
64.8
∠S12
77.2
71.1
62.0
54.9
48.8
44.0
40.0
35.6
33.6
31.4
30.1
29.1
28.7
29.6
29.8
∠S12
68.7
59.5
52.4
50.8
50.2
51.3
52.5
53.4
54.1
55.6
56.2
57.1
58.0
58.4
58.8
⏐S22⏐
0.601
0.381
0.284
0.235
0.209
0.192
0.182
0.178
0.174
0.173
0.174
0.175
0.178
0.180
0.185
⏐S22⏐
0.981
0.950
0.903
0.853
0.803
0.761
0.721
0.691
0.660
0.637
0.616
0.600
0.588
0.577
0.569
⏐S22⏐
0.895
0.736
0.605
0.519
0.460
0.419
0.390
0.369
0.352
0.340
0.332
0.326
0.322
0.319
0.316
∠S22
-47.3
-61.9
-68.1
-71.6
-74.0
-76.9
-79.9
-82.7
-85.9
-89.1
-93.0
-95.8
-98.7
-102.0
-104.8
∠S22
-9.8
-18.6
-27.0
-33.7
-39.9
-45.1
-49.8
-54.3
-58.2
-62.0
-65.6
-68.9
-72.4
-75.5
-78.8
∠S22
-22.2
-37.2
-46.2
-51.4
-54.9
-57.5
-60.0
-62.3
-64.6
-67.1
-69.5
-72.0
-74.8
-77.2
-80.1
No. A1120-5/9