NSVF4020SG4 Datasheet, PDF (5/10 Pages) ON Semiconductor – RF Transistor for Low Noise Amplifier

S Parameters (Common emitter)
VCE=1V, IC=10mA
Freq(MHz)
200
⏐S11⏐
0.664
∠S11
-88.0
400
0.674
-130.4
600
0.681
-147.2
800
0.666
-160.0
1000
0.658
-168.7
1200
0.657
-175.3
1400
0.657
179.2
1600
0.657
174.3
1800
0.658
170.2
2000
0.659
166.6
2200
0.657
162.8
2400
0.658
159.4
2600
0.657
156.0
2800
0.657
152.7
3000
0.655
149.4
3200
0.652
146.0
3400
0.652
142.6
3600
0.651
139.0
3800
0.650
135.6
4000
0.650
131.8
4200
0.650
128.2
4400
0.652
124.6
4600
0.653
120.8
4800
0.654
117.3
5000
0.656
113.8
VCE=1V, IC=50mA
Freq(MHz) ⏐S11⏐
200
0.652
400
0.694
600
0.693
800
0.694
1000
0.693
1200
0.697
1400
0.698
1600
0.700
1800
0.700
2000
0.700
2200
0.699
2400
0.699
2600
0.696
2800
0.696
3000
0.692
3200
0.688
3400
0.687
3600
0.684
3800
0.681
4000
0.680
4200
0.679
4400
0.678
4600
0.678
4800
0.676
5000
0.676
∠S11
-152.6
-168.0
-174.1
179.3
174.3
170.1
166.3
162.8
159.6
156.8
153.5
150.5
147.6
144.6
141.5
138.3
135.0
131.6
128.3
124.7
121.2
117.7
114.1
110.7
107.4
NSVF4020SG4
⏐S21⏐
17.728
11.682
8.523
6.411
5.131
4.280
3.679
3.228
2.878
2.608
2.379
2.193
2.041
1.909
1.793
1.693
1.605
1.528
1.456
1.393
1.337
1.281
1.233
1.185
1.147
∠S21
131.6
107.8
95.7
87.9
82.2
77.4
73.1
69.2
65.5
62.0
58.7
55.3
52.2
49.0
46.0
42.9
39.9
37.1
34.2
31.3
28.6
26.0
23.5
20.8
18.4
⏐S12⏐
0.046
0.061
0.071
0.076
0.082
0.087
0.093
0.100
0.107
0.114
0.122
0.130
0.138
0.146
0.155
0.163
0.172
0.180
0.189
0.198
0.206
0.215
0.224
0.232
0.240
⏐S21⏐
22.719
12.745
8.865
6.618
5.279
4.399
3.771
3.307
2.961
2.683
2.457
2.260
2.105
1.976
1.861
1.761
1.674
1.598
1.526
1.462
1.403
1.351
1.305
1.260
1.224
∠S21
111.2
95.1
86.6
81.7
77.7
74.2
70.8
67.7
64.7
61.8
59.0
56.0
53.2
50.5
47.8
45.0
42.3
39.7
37.0
34.3
31.7
29.3
26.8
24.3
22.0
⏐S12⏐
0.024
0.034
0.045
0.055
0.066
0.078
0.089
0.100
0.111
0.122
0.134
0.145
0.156
0.167
0.177
0.188
0.198
0.209
0.219
0.229
0.239
0.248
0.257
0.266
0.274
∠S12
52.6
40.5
38.0
38.4
39.7
41.3
42.8
44.4
45.5
46.5
47.2
47.6
47.8
47.9
47.8
47.5
47.1
46.6
45.8
45.0
44.2
43.3
42.2
41.1
40.0
∠S12
50.4
54.6
58.6
61.5
63.1
64.0
64.0
63.8
63.3
62.7
61.8
60.6
59.4
58.2
56.8
55.4
53.8
52.4
50.8
49.2
47.5
46.0
44.3
42.5
40.9
⏐S22⏐
0.753
0.567
0.513
0.445
0.414
0.393
0.382
0.375
0.372
0.372
0.374
0.378
0.384
0.390
0.399
0.409
0.419
0.432
0.443
0.455
0.467
0.479
0.489
0.499
0.508
⏐S22⏐
0.545
0.466
0.442
0.422
0.415
0.410
0.407
0.405
0.403
0.405
0.407
0.410
0.413
0.416
0.422
0.429
0.433
0.441
0.448
0.456
0.463
0.470
0.476
0.480
0.485
∠S22
-60.7
-93.8
-106.8
-118.0
-126.1
-132.2
-136.8
-141.0
-143.9
-146.8
-149.0
-151.2
-153.4
-154.6
-156.0
-157.2
-158.1
-158.9
-159.6
-160.2
-160.8
-161.2
-161.5
-161.7
-162.1
∠S22
-102.4
-133.3
-140.7
-149.5
-154.8
-159.2
-162.2
-165.0
-167.1
-169.1
-170.8
-172.2
-173.6
-174.4
-175.4
-175.9
-176.3
-176.5
-176.6
-176.6
-176.6
-176.4
-176.2
-176.1
-176.0
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