
NE661M04
典型的散射参数
(T
A
= 25C)
j50
+90
+120
+60
j100
j25
+150
j10
8 GHz的
+30
0
10
25
50
100
S
11
S
22
0.1 GHz的0.1 GHz的
+180
S
12
0.1 GHz的
S
21
0.1 GHz的
8 GHz的
8 GHz的
+0
-j10
8 GHz的
-150
-30
-j25
-j50
- j100
-120
-60
-90
在欧姆坐标
在GHz的频率
(V
CE
= 1 V,I
C
= 1 mA)的
V
C
= 1 V,I
C
= 1毫安
频率
(千兆赫)
MAG
0.10
0.20
0.30
0.40
0.50
0.70
1.00
1.50
2.00
2.50
3.00
3.50
4.00
5.00
6.00
7.00
8.00
0.944
0.943
0.941
0.939
0.935
0.930
0.916
0.862
0.807
0.755
0.693
0.636
0.585
0.515
0.489
0.480
0.495
S
11
昂
-4.3
-8.0
-11.9
-15.4
-19.2
-26.7
-37.4
-55.4
-72.7
-89.4
-106.9
-124.7
-143.5
178.7
143.2
109.3
75.6
MAG
2.912
2.868
2.845
2.837
2.845
2.807
2.734
2.614
2.526
2.337
2.236
2.095
1.977
1.746
1.521
1.325
1.155
S
21
昂
172.0
171.3
168.3
164.2
160.7
153.5
144.1
126.2
110.8
96.3
82.4
68.9
55.6
30.4
6.9
-14.4
-34.5
MAG
0.005
0.009
0.013
0.017
0.021
0.028
0.038
0.051
0.061
0.068
0.071
0.072
0.071
0.066
0.061
0.066
0.076
S
12
昂
84.9
77.9
75.1
73.0
70.8
66.3
59.6
46.5
36.2
26.8
18.3
10.7
4.5
-2.9
-1.9
0.9
2.0
MAG
0.991
0.970
0.955
0.943
0.935
0.922
0.906
0.850
0.821
0.794
0.768
0.744
0.723
0.696
0.689
0.688
0.679
S
22
昂
-4.3
-7.6
-10.2
-12.8
-15.2
-19.9
-26.7
-37.3
-46.6
-55.1
-62.8
-70.1
-77.2
-91.7
-106.9
-119.9
-131.9
0.15
0.22
0.22
0.23
0.22
0.22
0.22
0.39
0.49
0.61
0.75
0.92
1.11
1.53
1.89
2.05
2.04
K
MAG
1
( dB)的
27.53
24.88
23.30
22.21
21.37
20.00
18.57
17.08
16.16
15.38
14.96
14.61
12.45
9.96
8.49
7.22
5.98
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