NE851M13
典型的散射参数
(T
A
= 25°C)
j50
j25
j100
+135
S21
+90
S12
+45
j10
S11
0
10
25
50
2
S2
100
0
+180
2
4
6
8
1
0
-j10
-j25
-j50
0.100至4.000GHz 0.050
-j100
-135
-45
-90
0.100至4.000GHz 0.050
NE851M13
V
C
= 3 V，I
C
= 20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
2.000
2.500
3.000
3.500
4.000
MAG
0.592
0.610
0.620
0.626
0.610
0.610
0.613
0.615
0.620
0.621
0.632
0.639
0.648
0.654
0.662
0.664
S
11
昂
-86.11
-124.37
-141.71
-151.34
-159.31
-163.96
-167.68
-170.58
-173.15
-175.39
176.71
170.54
165.15
159.90
154.05
148.76
MAG
33.025
21.656
15.554
12.032
9.710
8.162
7.032
6.194
5.529
4.996
3.387
2.578
2.096
1.775
1.546
1.376
S
21
昂
135.40
115.31
105.23
98.91
95.19
91.77
88.75
86.21
83.82
81.67
72.14
64.13
56.72
50.03
43.87
38.44
MAG
0.022
0.031
0.036
0.040
0.044
0.048
0.052
0.057
0.062
0.067
0.092
0.119
0.148
0.178
0.210
0.243
S
12
昂
57.5
48.3
47.6
49.1
52.1
54.4
56.5
58.6
60.3
61.8
66.6
69.0
69.7
69.5
68.7
67.5
MAG
0.710
0.483
0.370
0.309
0.241
0.212
0.194
0.181
0.173
0.167
0.166
0.183
0.214
0.248
0.285
0.321
S
22
昂
-44.7
-65.2
-75.9
-82.6
-83.3
-87.6
-92.2
-94.3
-96.9
-99.4
-109.9
-118.5
-124.5
-129.5
-132.5
-135.5
0.243
0.402
0.532
0.635
0.781
0.862
0.917
0.956
0.983
1.010
1.059
1.064
1.035
1.005
0.963
0.929
K
MAG
1
（ dB）的
31.86
28.50
26.41
24.80
23.47
22.32
21.29
20.36
19.53
18.15
14.16
11.79
10.35
9.56
8.68
7.54
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
