
NE678M04
典型的散射参数
(T
A
= 25°C)
j50
j25
j10
0
10
25
S11
50 100
S22
10 20 30
+180
+0
+90
j100
+135
+45
-j10
-135
-45
-90
-j25
-j50
-j100
NE678M04
V
C
= 3 V,I
C
= 30毫安
频率
GHz的
0.100
0.200
0.300
0.400
0.500
0.600
0.700
0.800
0.900
1.000
1.500
1.800
1.900
2.000
2.500
3.000
3.500
4.000
4.500
5.000
5.500
6.000
MAG
0.52
0.55
0.56
0.56
0.56
0.56
0.57
0.57
0.57
0.57
0.57
0.57
0.57
0.57
0.57
0.57
0.58
0.60
0.62
0.64
0.65
0.67
S
11
昂
-74.30
-114.70
-136.33
-149.34
-158.35
-167.02
-172.39
-176.68
179.14
176.07
161.30
153.82
151.23
148.83
136.19
123.25
109.78
96.93
85.43
75.45
66.54
57.90
MAG
39.85
28.29
20.98
16.42
13.45
11.22
9.70
8.57
7.66
6.93
4.70
3.96
3.76
3.58
2.90
2.44
2.10
1.84
1.63
1.46
1.32
1.19
S
21
昂
141.89
120.64
108.33
100.26
94.25
90.08
85.86
82.27
78.87
75.71
61.65
53.96
51.43
48.96
36.74
24.91
13.41
2.30
-8.43
-18.79
-28.80
-38.45
MAG
0.02
0.03
0.03
0.03
0.04
0.04
0.04
0.05
0.05
0.06
0.08
0.09
0.09
0.10
0.12
0.14
0.16
0.18
0.19
0.21
0.22
0.24
S
12
昂
63.14
50.10
45.90
45.26
45.86
47.13
48.18
49.01
49.82
50.22
49.69
48.26
47.59
46.86
42.26
36.84
30.78
24.27
17.67
11.05
4.47
-2.21
MAG
0.79
0.58
0.46
0.40
0.36
0.30
0.28
0.27
0.27
0.26
0.27
0.27
0.28
0.28
0.31
0.34
0.37
0.40
0.43
0.47
0.50
0.53
S
22
昂
-43.24
-69.59
-86.51
-97.94
-106.44
-115.48
-121.83
-125.22
-128.89
-131.89
-142.80
-147.21
-148.33
-149.67
-154.80
-159.87
-164.45
-170.06
-176.72
175.39
166.91
158.44
0.22
0.37
0.49
0.61
0.69
0.83
0.88
0.92
0.96
0.98
1.07
1.09
1.09
1.09
1.09
1.08
1.06
1.04
1.01
0.98
0.95
0.93
K
MAG
1
( dB)的
33.48
30.30
28.27
26.78
25.46
24.40
23.43
22.51
21.72
20.95
16.35
14.70
14.25
13.81
12.03
10.71
9.71
9.03
8.78
8.46
7.72
7.05
注意:
1.增益计算:
MAG =
|S
21
|
|S
12
|
(
K –
K
2
- 1
).
当K
≥
1 , MAG是未定义的值味精使用。味精=
2
2
2
|S
21
|
, K = 1 + |
| - |S
11
| - |S
22
|
,
= S
11
S
22
- S
21
S
12
|S
12
|
2 |S
12
S
21
|
MAG =最大可用增益
MSG =最大稳定增益