BB305M Datasheet, PDF (8/10 Pages) Hitachi Semiconductor – Build in Biasing Circuit MOS FET IC UHF/VHF RF Amplifier

BB305M
S Parameter
f (MHz)
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
800
850
900
950
1000
S11
MAG.
ANG.
0.991
–4.8
0.991
–9.9
0.982
–15.4
0.975
–20.7
0.972
–25.6
0.956
–30.6
0.942
–35.5
0.928
–40.1
0.920
–44.9
0.906
–49.2
0.894
–53.6
0.880
–57.8
0.868
–62.1
0.854
–66.2
0.842
–70.3
0.835
–73.9
0.820
–77.7
0.802
–81.5
0.801
–84.7
0.789
–87.9
S21
MAG.
ANG.
2.69
174.9
2.68
169.3
2.66
163.4
2.62
157.5
2.60
152.0
2.54
146.3
2.47
140.9
2.42
135.7
2.38
130.5
2.32
125.7
2.25
120.8
2.18
116.2
2.12
111.5
2.06
106.8
2.00
102.5
1.94
98.4
1.89
94.0
1.83
89.6
1.78
85.6
1.73
82.1
(V_DS = V_G1 = 5V, V_G2S = 4V, R_G = 82kΩ, Zo = 50Ω)
S12
S22
MAG.
ANG.
MAG.
ANG.
0.00090
91.4
0.991
–2.2
0.00153
90.5
0.992
–4.8
0.00243
73.8
0.991
–7.5
0.00293
74.9
0.989
–9.9
0.00370
70.1
0.985
–12.6
0.00444
69.0
0.981
–15.0
0.00478
63.7
0.977
–17.3
0.00535
64.8
0.973
–19.7
0.00551
56.8
0.967
–22.0
0.00549
58.6
0.962
–24.5
0.00584
54.4
0.957
–26.9
0.00542
53.3
0.952
–29.2
0.00562
49.5
0.944
–31.5
0.00509
48.6
0.939
–33.8
0.00465
49.7
0.933
–36.1
0.00427
51.6
0.927
–38.3
0.00416
53.3
0.921
–40.5
0.00289
57.9
0.915
–42.7
0.00288
72.9
0.909
–44.9
0.00241
78.9
0.904
–47.1
Rev.6.00 Aug 10, 2005 page 8 of 9