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NE680 Datasheet(PDF) 11 Page - NEC

Part # NE680
Description  NECs NPN SILICON HIGH FREQUENCY TRANSISTOR
PDF  19 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

NE680 Datasheet(HTML) 11 Page - NEC

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NE680 SERIES
TYPICAL COMMON EMITTER SCATTERING PARAMETERS (TA = 25°C)
50
0.935
-5.8
9.685
173.9
0.007
83.3
0.990
-3.7
0.11
31.4
100
0.903
-15.3
9.393
168.4
0.015
79.8
0.984
-6.0
0.10
28.0
200
0.826
-26.3
8.809
154.7
0.028
72.7
0.951
-11.7
0.25
25.0
300
0.770
-38.7
8.225
144.2
0.039
68.7
0.899
-16.2
0.31
23.2
400
0.690
-49.6
7.593
134.7
0.051
64.6
0.850
-19.6
0.40
21.7
500
0.618
-58.1
6.894
126.4
0.060
62.3
0.806
-21.9
0.48
20.6
600
0.545
-67.5
6.290
119.4
0.067
59.4
0.759
-24.0
0.56
19.7
800
0.436
-83.4
5.266
107.3
0.079
56.5
0.689
-26.3
0.70
18.2
1000
0.353
-98.2
4.489
98.4
0.089
56.3
0.638
-27.6
0.81
17.0
1500
0.232
-138.6
3.270
80.4
0.114
56.3
0.555
-31.2
0.99
14.6
2000
0.217
-177.0
2.573
66.5
0.138
57.7
0.502
-36.5
1.08
11.0
2500
0.262
154.2
2.148
54.6
0.168
57.2
0.456
-43.4
1.08
9.3
3000
0.314
136.1
1.860
44.2
0.201
56.8
0.423
-53.6
1.05
8.3
100
0.756
-21
20.155
156
0.001
122
0.945
-9
0.27
36.1
200
0.647
-40
17.163
140
0.001
82
0.887
-13
0.47
34.0
400
0.423
-65
12.024
118
0.009
71
0.774
-16
1.55
26.8
600
0.301
-77
8.762
104
0.019
68
0.691
-16
1.50
22.4
800
0.211
-92
6.962
97
0.035
68
0.643
-16
1.28
19.9
1000
0.143
-108
5.674
89
0.051
71
0.614
-17
1.18
17.9
2000
0.127
146
3.089
66
0.113
69
0.551
-24
1.09
12.5
3000
0.251
120
2.207
46
0.179
64
0.477
-37
1.01
10.3
4000
0.371
107
1.768
30
0.240
57
0.407
-60
0.94
8.7
5000
0.462
95
1.471
13
0.298
49
0.392
-88
0.87
6.9
6000
0.543
87
1.247
-1
0.354
41
0.389
-114
0.82
5.5
100
0.918
-10
8.888
168
0.001
81
0.989
-5
0.29
39.5
200
0.891
-22
8.546
158
0.003
76
0.981
-8
0.26
34.5
400
0.757
-41
7.606
141
0.024
71
0.915
-14
0.32
25.0
600
0.634
-55
6.430
125
0.045
65
0.822
-18
0.54
21.5
800
0.511
-68
5.638
115
0.057
62
0.757
-20
0.69
20.0
1000
0.405
-78
4.839
105
0.073
61
0.700
-22
0.80
18.2
2000
0.225
-136
2.601
77
0.121
59
0.583
-29
1.09
11.5
3000
0.242
145
2.033
50
0.171
58
0.499
-41
1.07
9.1
4000
0.359
117
1.655
31
0.226
54
0.434
-64
1.00
8.6
5000
0.452
101
1.370
14
0.282
47
0.423
-91
0.92
6.9
6000
0.536
91
1.172
0
0.340
41
0.420
-116
0.84
5.4
VCE = 6 V, IC = 3 mA
VCE = 6 V, IC = 10 mA
Coordinates in Ohms
Frequency in GHz
(VCE = 2.5 V, IC = 3 mA)
20
10
5
4
3
2
1.5
1
.8
.6
.4
.2
-.2
-.4
-.6
-.8
-1
-1.5
-2
-3
-4
-5
-10
-20
0
20
10
1.5
.8
.6
.4
.2
5
4
3
2
1
S22
0.1 GHz
S11
0.1 GHz
S11
6 GHz
S22
6 GHz
90˚
270˚
180˚
225˚
315˚
135˚
45˚
0˚
5
0.1
S12
0.1 GHz
S21
6 GHz
S21
0.1 GHz
S12
6 GHz
NE68039
VCE = 2.5 V, IC = 3 mA
FREQUENCY
S11
S21
S12
S22
K
MAG1
(MHz)
MAG
ANG
MAG
ANG
MAG
ANG
MAG
ANG
(dB)
Note:
1.Gain Calculations:
MAG =
|S21|
|S12|
K - 1
).
2
(K ±
∆ = S11 S22 - S21 S12
When K
≤ 1, MAG is undefined and MSG values are used. MSG = |S
21
|
|S12|
, K = 1 + | ∆ | - |S
11
| - |S22|
2
2
2
2 |S12 S21|
,
MAG = Maximum Available Gain
MSG = Maximum Stable Gain



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