
S849T/S849TR
Vishay Telefunken
www.vishay.de
FaxBack +1-408-970-5600
Rev. 3, 20-Jan-99
3 (8)
Document Number 85051
Common Source S–Parameters
V
DS
= 12 V , V
G2S
= 6 V , Z
0
= 50
T
amb
= 25 C, unless otherwise specified
S11
S21
S12
S22
f/MHz
LOG
MAG
dB
–0.01
–0.04
–0.11
–0.16
–0.28
–0.39
–0.51
–0.65
–0.79
–0.95
–1.09
–1.26
–1.41
–1.56
–1.71
–1.89
–2.02
–2.15
–2.28
–2.45
–2.59
–2.75
–2.81
–2.96
–3.07
–3.18
ANG
LOG
MAG
dB
ANG
LOG
MAG
dB
–61.64
–55.58
–52.05
–49.78
–48.15
–46.79
–45.92
–45.15
–44.66
–44.28
–44.13
–44.04
–43.84
–43.97
–44.18
–44.54
–44.81
–45.03
–44.87
–44.59
–44.59
–44.54
–44.05
–43.33
–42.41
–41.13
ANG
LOG
MAG
dB
–0.17
–0.20
–0.22
–0.25
–0.26
–0.31
–0.34
–0.38
–0.44
–0.48
–0.53
–0.59
–0.63
–0.65
–0.72
–0.76
–0.80
–0.85
–0.90
–0.96
–1.07
–1.11
–1.13
–1.15
–1.18
–1.26
ANG
deg
deg
175.0
169.3
163.4
157.8
151.8
146.8
141.2
136.0
131.0
125.8
121.0
116.0
111.8
106.9
102.6
98.0
93.8
89.4
85.2
80.9
76.2
72.2
67.9
64.3
60.1
55.6
deg
deg
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
800
850
900
950
1000
1050
1100
1150
1200
1250
1300
–3.9
–7.6
–11.5
–15.1
–19.1
–22.4
–26.0
–29.4
–32.7
–35.8
–39.0
–42.2
–45.1
–48.3
–50.9
–53.6
–56.7
–59.5
–62.3
–65.1
–67.8
–70.5
–73.3
–75.7
–78.7
–81.4
7.46
7.37
7.30
7.21
7.09
6.98
6.79
6.66
6.47
6.29
6.13
5.91
5.76
5.55
5.40
5.22
5.08
4.89
4.75
4.55
4.38
4.20
4.14
4.02
3.90
3.73
87.7
85.2
82.0
79.5
76.4
75.0
72.6
70.9
69.5
67.8
67.3
68.0
68.6
69.2
70.4
73.2
77.0
83.4
90.8
95.7
100.2
108.4
116.7
125.5
133.5
139.3
–1.7
–3.3
–5.0
–6.6
–8.4
–9.8
–11.3
–12.8
–14.3
–15.9
–17.4
–18.8
–20.2
–21.6
–23.1
–24.4
–25.9
–27.6
–29.0
–30.2
–31.6
–33.0
–34.7
–36.2
–37.6
–39.1