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Renesas 3SK318 Specification Sheet page 6

Silicon n-channel dual gate mos fet uhf rf amplifier

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3SK318
S Parameter
Freq.
S11
(MHz)
MAG.
50
1.000
100
0.998
150
0.997
200
0.994
250
0.994
300
0.986
350
0.978
400
0.972
450
0.969
500
0.954
550
0.955
600
0.941
650
0.932
700
0.924
750
0.919
800
0.905
850
0.896
900
0.884
950
0.880
1000
0.866
Rev.2.00 Aug 10, 2005 page 6 of 7
S21
ANG.
MAG.
–2.8
2.41
–5.8
2.41
–9.1
2.39
–12.2
2.38
–15.1
2.37
–18.5
2.35
–21.3
2.30
–24.1
2.28
–27.0
2.26
–29.7
2.23
–32.8
2.19
–35.7
2.17
–38.3
2.14
–41.3
2.09
–44.1
2.07
–46.9
2.03
–49.2
2.00
–52.4
1.96
–54.7
1.93
–57.7
1.89
(V
= 3.5V, V
DS
S12
ANG.
MAG.
176.3
0.00068
171.9
0.00176
167.6
0.00223
163.7
0.00303
159.8
0.00365
155.5
0.00414
151.4
0.00484
147.6
0.00533
143.6
0.00588
140.0
0.00617
135.9
0.00666
132.2
0.00672
128.6
0.00694
125.0
0.00709
121.5
0.00689
117.9
0.00699
114.7
0.00644
110.4
0.00633
107.1
0.00585
103.8
0.00605
= 3V, I
= 10mA, Zo = 50Ω)
G2S
D
S22
ANG.
MAG.
89.1
0.999
88.5
0.996
80.7
0.996
76.6
0.994
79.1
0.991
75.4
0.988
75.0
0.983
78.0
0.980
71.6
0.976
69.5
0.971
71.5
0.966
70.6
0.960
69.0
0.955
71.4
0.948
69.0
0.942
68.9
0.937
74.2
0.930
75.5
0.923
77.8
0.917
82.1
0.910
ANG.
–2.2
–4.5
–6.7
–8.7
–11.0
–13.2
–15.3
–17.4
–19.6
–21.7
–23.7
–25.6
–27.8
–29.9
–31.8
–33.8
–35.8
–37.6
–39.8
–41.9

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