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FLL400IP-3
L-Band Medium & High Power GaAs FET
S-PARAMETERS
VDS = 12V, IDS = 2000mA
FREQUENCY
S11
S21
S12
S22
(MHZ)
MAG
ANG
MAG
ANG
MAG
ANG
MAG
ANG
500
.954
178.5
1.792
66.1
.006
28.3
.972
174.9
600
.954
177.2
1.527
61.1
.006
27.5
.867
174.5
700
.953
175.3
1.341
55.9
.007
30.8
.867
174.0
800
.849
173.7
1.202
50.2
.007
33.6
.857
173.1
900
.849
171.8
1.107
44.1
.007
31.7
.854
172.6
1000
.840
170.3
1.033
38.5
.009
31.1
.850
171.7
1100
.925
168.3
.964
32.9
.010
-8.6
.821
172.8
1200
.929
168.0
.952
27.0
.009
26.2
.835
171.4
1300
.926
166.5
.928
20.5
.010
23.3
.829
170.9
1400
.919
164.9
.909
13.8
.011
21.4
.821
170.3
1500
.910
163.2
.906
7.0
.012
20.7
.815
170.2
1600
.902
161.3
.912
-0.5
.014
15.2
.809
169.8
1700
.886
159.4
.919
-8.6
.014
9.4
.804
169.4
1800
.874
157.7
.934
-16.7
.015
5.2
.802
169.0
1900
.861
156.0
.962
-25.7
.016
-1.1
.803
169.6
2000
.845
154.2
.988
-35.5
.017
-8.0
.809
168.2
2100
.824
152.7
1.027
-45.5
.017
-13.8
.824
167.5
2200
.806
150.9
1.068
-56.6
.018
-21.6
.837
166.5
2300
.783
149.9
1.119
-68.9
.019
-33.6
.855
165.0
2400
.760
149.6
1.173
-82.0
.018
-45.7
.881
163.3
2500
.738
151.6
1.224
-94.2
.018
-54.9
.808
161.8
2600
.717
153.4
1.277
-111.2
.017
-72.9
.936
158.6
2700
.711
156.4
1.311
-130.3
.016
-90.1
.950
154.8
2800
.736
159.7
1.291
-152.2
.013
-115.4
.939
150.8
2900
.794
161.9
1.186
-174.9
.008
-149.5
.909
148.1
3000
.856
161.1
1.015
162.5
.005
168.4
.875
147.1
3100
.807
159.0
.821
142.6
.005
121.0
.854
147.6
3200
.936
156.3
.643
125.3
.005
66.5
.849
148.4
3300
.848
153.5
.498
110.4
.006
32.8
.955
148.5
3400
.941
153.9
.379
102.4
.002
60.1
.805
149.2
3500
.959
150.6
.315
89.3
.007
22.9
.876
150.7
3600
.957
148.7
.252
80.4
.007
9.4
.884
150.1
3700
.954
146.9
.204
71.1
.007
14.0
.888
149.9
3800
.948
145.3
.169
64.6
.007
5.3
.889
149.9
3900
.947
143.5
.144
57.4
.007
8.1
.889
150.0
4000
.945
142.0
.121
50.0
.008
3.4
.897
149.5
4100
.942
140.2
.101
43.8
.007
5.0
.885
149.1
4200
.939
137.8
.087
38.5
.009
2.1
.882
149.5
4300
.943
135.9
.074
34.4
.007
-0.9
.878
147.6
4400
.945
133.4
.067
31.2
.008
7.6
.881
147.2
4500
.944
131.3
.061
25.4
.008
14.5
.903
145.8
4600
.942
128.5
.056
21.7
.010
14.3
.915
142.7
4700
.946
126.2
.052
16.4
.010
16.1
.923
139.4
4800
.947
123.8
.047
13.7
.012
19.0
.931
135.8
4900
.949
121.2
.044
10.3
.014
15.0
.943
131.9
5000
.946
119.1
.044
5.8
.016
15.6
.956
127.9
Note: This S-Parameter data shows measurements performed on a single-ended push-pull FET. These parameters should be used
to determine the calculated Push-Pull S-Parameter amplifier designs.
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