ATF-511P8 Typical Scattering Parameters,
V
DS
= 4.5V, I
DS
= 300 mA
Freq.
GHz
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.5
2
2.5
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
S
11
Mag.
0.94
0.93
0.93
0.93
0.92
0.93
0.92
0.93
0.92
0.93
0.93
0.93
0.92
0.92
0.92
0.91
0.91
0.91
0.91
0.91
0.90
0.89
0.89
0.89
0.90
0.90
0.89
0.83
0.86
Ang.
-134.9
-157.7
-166.6
-171.8
-173.9
-176.9
-178.8
178.7
177.1
175.7
168.7
163.0
157.8
152.5
142.8
133.2
124.6
115.7
106.0
95.5
85.2
74.3
63.0
54.1
46.3
40.6
33.3
25.4
20.0
dB
31.16
25.64
22.26
19.78
18.70
17.12
15.78
14.61
13.58
12.64
8.99
6.36
4.40
2.73
0.03
-2.17
-4.21
-5.80
-6.82
-7.36
-7.98
-8.69
-9.25
-9.80
-10.25
-10.86
-11.16
-11.81
-12.07
S
21
Mag.
36.15
19.14
12.97
9.74
8.60
7.18
6.15
5.37
4.77
4.28
2.81
2.08
1.66
1.36
1.00
0.77
0.61
0.51
0.45
0.42
0.40
0.38
0.35
0.32
0.31
0.30
0.32
0.24
0.24
Ang.
111.2
99.2
94.2
90.9
88.9
86.1
84.3
82.3
80.6
79.1
71.4
64.2
57.2
50.4
37.6
24.2
14.1
5.6
-2.6
-10.2
-22.2
-29.1
-40.1
-51.7
-55.2
-57.3
-71.1
-75.3
-90.5
dB
-38.53
-37.87
-37.61
-37.09
-36.15
-35.80
-35.41
-35.11
-35.00
-34.46
-32.70
-31.27
-29.90
-28.59
-26.69
-25.30
-24.32
-23.48
-22.49
-21.39
-20.50
-19.72
-19.42
-19.12
-18.65
-18.57
-18.02
-17.65
-17.43
S
12
Mag.
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.03
0.03
0.04
0.05
0.06
0.06
0.07
0.08
0.09
0.10
0.10
0.11
0.11
0.11
0.12
0.13
0.13
Ang.
29.7
21.8
21.1
23.4
25.4
27.0
29.5
32.5
33.1
35.0
40.0
42.3
42.5
41.6
35.7
29.8
23.7
19.5
14.1
8.5
0.4
-8.4
-17.1
-23.9
-29.7
-35.8
-42.3
-47.1
-53.1
S
22
Mag. Ang.
0.73
0.76
0.78
0.78
0.75
0.75
0.75
0.76
0.75
0.76
0.76
0.76
0.76
0.75
0.74
0.71
0.65
0.59
0.56
0.58
0.60
0.63
0.65
0.67
0.69
0.69
0.71
0.73
0.76
-164.5
-173.7
-176.8
-179.9
178.9
176.9
175.5
174.0
172.8
171.6
166.0
160.6
155.5
149.7
138.6
127.2
117.2
111.3
108.2
103.7
96.0
87.2
77.6
68.2
58.7
50.1
41.8
35.1
27.7
MSG/MAG
dB
34.79
31.68
29.99
28.43
27.31
26.52
25.59
24.75
24.24
23.53
20.88
17.20
14.71
12.65
9.96
7.23
4.97
3.02
1.86
1.19
0.53
-0.04
-0.61
-1.04
-1.13
-1.88
-2.26
-3.17
-3.76
40
MSG/MAG & |S21|
2
(dB)
30
MSG
20
10
MAG
Notes:
1. S parameter is measured on a microstrip line
made on 0.025 inch thick alumina carrier. The
input reference plane is at the end of the gate
lead. The output reference plane is at the end
of the drain lead.
0
S21
-10
-20
0
5
10
FREQUENCY (GHz)
15
20
Figure 32. MSG/MAG & |S21|
2
(dB)
@ 4.5V, 300 mA.
8
AGILENT [ AGILENT TECHNOLOGIES, LTD. ]
