NSVF4009SG4 Datasheet, PDF (11/14 Pages) ON Semiconductor – RF Transistor for Low Noise Amplifier

S Parameters (Common emitter)
VCE=3V, IC=20mA
Freq(MHz) ⏐S11⏐
∠S11
500
0.562
-72.2
1000
0.442
-113.0
1500
0.389
-136.8
2000
0.364
-152.5
2500
0.347
-165.9
3000
0.341
-176.1
3500
0.340
175.8
4000
0.339
169.1
4500
0.335
163.4
5000
0.328
157.5
5500
0.316
150.9
6000
0.302
140.8
6500
0.298
128.4
7000
0.313
114.4
7500
0.346
101.7
8000
0.382
91.9
8500
0.428
86.2
9000
0.462
81.8
9500
0.492
79.1
10000
0.514
75.0
10500
0.532
70.2
11000
0.549
61.0
11500
0.566
51.8
12000
0.603
41.9
12500
0.644
33.2
13000
0.675
27.2
13500
0.707
23.9
14000
0.724
22.5
14500
0.729
21.2
15000
0.730
19.9
NSVF4009SG4
⏐S21⏐
22.269
13.651
9.560
7.334
5.959
5.031
4.372
3.886
3.524
3.238
3.007
2.833
2.670
2.520
2.367
2.218
2.088
1.964
1.867
1.781
1.705
1.628
1.559
1.484
1.390
1.295
1.210
1.142
1.074
1.032
∠S21
125.7
102.2
89.2
79.9
72.3
65.2
58.6
52.3
46.1
39.9
33.7
27.1
20.0
12.8
5.7
-1.4
-8.0
-14.6
-20.6
-27.3
-34.1
-41.2
-48.5
-56.7
-64.3
-71.8
-78.3
-84.7
-91.0
-96.8
⏐S12⏐
0.026
0.039
0.049
0.059
0.069
0.078
0.089
0.098
0.108
0.117
0.127
0.137
0.145
0.153
0.159
0.164
0.168
0.171
0.174
0.178
0.180
0.181
0.183
0.180
0.175
0.169
0.167
0.165
0.165
0.167
∠S12
62.0
56.1
54.2
52.9
52.3
50.2
48.3
46.2
43.5
40.2
36.6
32.4
27.8
23.1
18.1
13.3
8.5
3.9
-0.6
-6.1
-11.2
-17.4
-23.7
-30.6
-36.3
-41.8
-47.1
-52.1
-57.2
-62.9
⏐S22⏐
0.659
0.421
0.302
0.237
0.200
0.178
0.162
0.153
0.145
0.140
0.137
0.126
0.116
0.102
0.088
0.070
0.051
0.033
0.043
0.075
0.115
0.152
0.184
0.224
0.248
0.267
0.275
0.289
0.306
0.328
∠S22
-43.9
-61.7
-69.8
-74.2
-77.4
-78.2
-77.7
-76.0
-74.3
-72.7
-73.7
-77.4
-86.6
-99.7
-115.9
-132.1
-156.7
156.9
102.7
79.7
72.5
70.6
72.3
71.7
68.6
62.1
53.7
42.7
31.7
24.1
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