NE686 SERIES
TYPICAL SCATTERING PARAMETERS (TA = 25°C)
90˚
1
.8
1.5
.6
2
135˚
45˚
.4
3
4
.2
5
S
12
S22
0.1 GHz
5 GHz
S11
5 GHz
S21
5 GHz
.2
10
20
S
12
S
21
0.1 GHz
4
0
.2
.4 .6
.8
1
1.5
2
3
5
10
180˚
.1
.3
.4
0˚
0.1 GHz
S11
0.1 GHz
-20
-10
S22
2.5
5 GHz
-5
-4
-.2
Coordinates in Ohms
Frequency in GHz
5
-3
-.4
315˚
225˚
7.5
-2
(VCE = 1 V, IC = 3 mA)
-.6
-1.5
-.8
-1
270˚
NE68633
VCE = 1.0 V, IC = 1.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.951
0.916
0.793
0.723
0.560
0.415
0.304
0.222
0.100
0.095
-4.800
-20.800
-39.700
-47.500
-65.000
-78.500
-92.200
-104.600
-144.900
123.200
3.286 170.200
0.022
0.079
0.142
0.167
0.212
0.242
0.266
0.290
0.347
0.422
85.000
74.800
62.200
57.400
48.200
42.800
39.500
37.600
34.900
30.400
0.992
0.958
0.862
0.811
0.685
0.588
0.518
0.468
0.402
0.349
-4.400
-17.000
-31.200
-37.000
-48.700
-57.400
-65.000
-72.500
-87.600
-107.900
0.139
21.742
16.079
13.122
12.134
10.425
9.209
8.270
6.458
4.313
3.203
2.914
2.730
2.338
2.017
1.786
1.607
1.389
1.260
154.600
131.500
121.800
100.900
83.600
69.500
57.600
38.200
21.000
0.196
0.386
0.471
0.663
0.832
0.947
1.025
1.079
1.057
3.286
VCE = 1.0 V, IC = 3.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.889
0.750
0.519
0.432
0.285
0.186
0.113
0.065
0.019
0.099
-8.500
-33.500
-53.800
-59.900
-69.900
-74.600
-78.500
-74.200
36.600
72.600
8.189 167.000
7.038 139.600
5.176 112.800
4.470 103.500
0.021
0.070
0.114
0.133
0.175
0.217
0.259
0.301
0.384
0.467
85.000
70.100
61.600
59.500
56.700
54.200
51.400
48.100
40.600
31.800
0.973
-7.600
-26.100
-39.300
-42.900
-48.700
-53.200
-58.600
-65.200
-81.600
0.147
0.380
0.661
0.760
0.920
1.002
1.038
1.051
1.044
1.023
25.910
20.024
16.571
15.265
12.767
10.604
8.139
6.692
4.938
3.921
0.847
0.658
0.592
0.481
0.419
0.379
0.353
0.311
3.309
2.641
2.218
1.934
1.606
1.426
86.100
72.600
61.600
51.900
35.700
20.500
0.262 -104.700
VCE = 1.0 V, IC = 5.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.826
0.623
0.385
0.311
0.193
0.121
0.069
0.043
0.047
0.120
-11.900
-40.600
-57.600
-61.900
-66.600
-64.700
-57.300
-32.000
46.100
65.700
11.534 163.800
8.878 130.600
5.834 104.700
0.021
0.064
0.105
0.123
0.169
0.216
0.263
0.307
0.394
0.477
84.800
69.300
64.100
63.100
60.900
58.000
54.300
50.300
41.600
32.000
0.955
0.761
0.563
0.507
0.424
0.379
0.349
0.329
0.292
-9.700
-30.000
-39.700
-41.700
-45.400
-49.200
-54.800
-61.900
-79.400
0.176
0.507
0.796
0.877
0.986
1.029
1.043
1.049
1.034
1.016
27.398
21.421
17.448
16.004
13.163
9.999
8.138
6.761
5.066
4.066
4.901
3.501
2.751
2.294
1.986
1.640
1.452
96.300
81.000
69.000
58.900
49.900
34.400
19.800
0.243 -103.700
VCE = 2.0 V, IC = 3.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.894
0.766
0.544
0.460
0.311
0.217
0.147
0.102
0.042
0.068
-7.900
-31.100
-50.100
-55.400
-63.800
-66.800
-67.800
-63.900
-34.200
52.700
8.161 167.300
7.109 141.000
5.308 114.600
4.601 105.300
0.018
0.066
0.109
0.127
0.168
0.209
0.249
0.290
0.370
0.453
84.000
71.500
62.900
60.800
57.800
55.500
52.600
49.400
42.400
34.000
0.978
0.862
0.682
0.618
0.509
0.448
0.409
0.384
0.345
0.296
-7.000
-24.300
-37.000
-40.500
-46.200
-50.500
-55.600
-61.800
-76.800
-97.100
0.161
0.372
0.650
0.749
0.908
0.990
1.028
1.042
1.038
1.018
26.565
20.323
16.875
15.590
13.091
11.162
8.616
7.129
5.306
4.311
3.423
2.731
2.297
2.002
1.655
1.475
88.000
74.700
63.800
54.100
38.200
23.200
Note:
1. Gain Calculation:
2
1 + | ∆ |2 - |S11
|
2 - |S22
|
|S21
|S12
|
|
K 2 - 1 ). When K ≤ 1, MAG is undefined and MSG values are used.
∆ = S11 S22 - S21 S12
|S21
|S12
|
|
(K
MAG =
MSG =
, K =
,
2 |S12
S21|
MAG = Maximum Available Gain
MSG = Maximum Stable Gain