2SC4225 Datasheet, PDF (4/8 Pages) NEC – MICROWAVE LOW NOISE AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR SUPER MINI MOLD

2SC4225
S-PARAMETER
VCE = 3 V, IC = 3 mA
Frequency
MHz
S11
MAG ANG
100.00
200.00
300.00
400.00
500.00
600.00
700.00
800.00
900.00
1000.00
1100.00
1200.00
1300.00
1400.00
1500.00
1600.00
1700.00
1800.00
1900.00
2000.00
0.843
0.718
0.594
0.525
0.484
0.462
0.442
0.432
0.427
0.440
0.452
0.453
0.449
0.446
0.465
0.483
0.498
0.512
0.516
0.528
–40.1
–70.6
–94.7
–112.6
–127.3
–140.8
–152.7
–161.9
–169.2
–176.6
175.9
167.6
162.2
158.3
154.7
151.1
145.6
141.5
138.1
135.1
VCE = 3 V, IC = 10 mA
Frequency
MHz
S11
MAG ANG
100.00
200.00
300.00
400.00
500.00
600.00
700.00
800.00
900.00
1000.00
1100.00
1200.00
1300.00
1400.00
1500.00
1600.00
1700.00
1800.00
1900.00
2000.00
0.583
0.453
0.388
0.367
0.363
0.363
0.360
0.360
0.364
0.384
0.401
0.407
0.408
0.408
0.426
0.442
0.458
0.473
0.480
0.493
–73.8
–112.7
–136.1
–151.2
–162.6
–172.6
178.7
173.2
168.8
164.4
159.4
152.9
148.8
146.0
143.6
141.2
137.3
134.2
131.5
129.0
S21
MAG ANG
8.958
7.260
5.738
4.674
3.900
3.448
3.124
2.834
2.501
2.307
2.115
1.987
1.895
1.726
1.627
1.527
1.437
1.431
1.381
1.363
150.1
129.1
113.1
103.7
95.2
90.4
82.8
78.4
72.7
68.2
64.9
60.0
56.1
52.3
47.4
46.8
44.1
41.9
38.8
33.5
S21
MAG ANG
18.505
11.723
8.269
6.297
5.086
4.407
3.802
3.468
3.104
2.846
2.595
2.426
2.311
2.093
1.962
1.840
1.732
1.714
1.651
1.626
129.9
108.7
96.9
90.6
85.0
82.2
76.4
73.4
69.3
65.9
63.5
59.5
56.0
52.9
48.5
48.4
46.3
44.3
41.5
36.4
S12
MAG ANG
0.058
0.091
0.113
0.124
0.131
0.142
0.149
0.160
0.165
0.174
0.184
0.198
0.213
0.216
0.226
0.234
0.244
0.262
0.279
0.296
71.5
56.8
47.2
45.2
42.4
43.3
42.6
42.9
45.0
44.8
47.4
46.8
46.9
46.2
45.3
47.9
47.4
49.2
47.9
46.2
S12
MAG ANG
0.042
0.059
0.077
0.090
0.103
0.120
0.136
0.155
0.167
0.184
0.199
0.217
0.237
0.244
0.259
0.268
0.282
0.301
0.320
0.338
64.4
57.2
56.3
59.0
59.3
61.9
61.0
60.6
61.2
59.4
60.3
58.1
56.9
55.1
52.8
54.0
52.3
52.9
50.5
47.9
S22
MAG ANG
0.917
0.752
0.600
0.495
0.413
0.365
0.325
0.301
0.278
0.257
0.239
0.220
0.207
0.192
0.185
0.179
0.173
0.167
0.163
0.162
–22.9
–37.6
–48.3
–52.9
–55.8
–57.6
–58.8
–61.0
–63.3
–66.7
–70.2
–73.4
–77.4
–81.7
–86.6
–92.9
–99.7
–109.1
–116.6
–123.7
S22
MAG ANG
0.710
0.451
0.315
0.240
0.191
0.161
0.138
0.121
0.107
0.095
0.085
0.080
0.078
0.089
0.084
0.091
0.103
0.117
0.128
0.139
–44.7
–61.0
–69.6
–73.6
–76.3
–78.8
–82.2
–87.2
–93.1
–101.3
–109.7
–120.3
–130.6
–142.6
–151.9
–160.6
–169.0
–177.8
176.1
172.1
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