NE688 CEL, NE688 Datasheet - Page 9

• Manufacturer Part Number: NE688
• Description: SURFACE MOUNT NPN SILICON HIGH FREQUENCY TRANSISTOR
• Manufacturer: CEL

TYPICAL SCATTERING PARAMETERS
NE68833
V
V
Note:
1.Gain Calculations:
V
FREQUENCY
MAG =
CE
CE
CE
MAG = Maximum Available Gain
MSG = Maximum Stable Gain
= 3.0 V, I
= 5.0 V, I
= 3.0 V, I
GHz
2.0
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.1
0.4
0.8
1.0
1.5
2.5
3.0
4.0
5.0
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
|S
|S
21
12
|
|
(
K ±
C
C
C
= 7.0 mA
= 10 mA
= 20 mA
0.276
0.252
0.289
0.738
0.422
0.317
0.302
0.358
0.406
0.471
0.479
0.251
0.265
0.313
0.332
0.378
0.445
0.356
0.271
0.266
0.285
0.381
0.304
0.317
0.342
0.686
0.262
0.312
0.332
0.449
MAG
K - 1
2
S
).
11
-141.300
-115.200
-158.000
-172.200
-108.100
-152.000
-166.400
-176.800
When K ≤ 1, MAG is undefined and MSG values are used. MSG =
117.100
161.900
143.600
129.300
148.300
171.500
151.700
136.500
124.100
113.100
-44.200
168.000
133.600
121.600
101.800
-65.600
-38.900
ANG
97.900
81.900
83.500
96.000
80.700
29.593
17.561
10.351
22.023
MAG
5.382
4.352
2.993
2.324
1.932
1.678
1.384
1.201
8.799
4.793
3.908
2.120
1.541
1.282
1.117
2.707
1.769
5.191
2.912
9.698
4.212
2.269
1.886
1.639
1.351
1.175
S
21
145.500
102.500
148.600
106.000
133.500
42.600
33.700
85.000
78.000
52.100
41.800
32.300
16.200
64.000
95.700
74.600
83.500
77.100
64.000
52.800
17.500
80.200
62.700
52.200
42.400
33.800
17.900
ANG
2.500
1.100
3.100
(T
A
= 25°C)
0.035
0.078
0.140
0.196
0.311
0.368
0.471
0.557
0.066
0.119
0.146
0.556
0.030
0.116
0.139
0.469
0.548
0.119
0.254
0.026
0.212
0.275
0.335
0.390
0.486
0.071
0.199
0.258
0.316
0.370
MAG
S
12
72.200
58.000
58.700
57.900
50.900
45.900
34.800
68.300
67.100
62.500
56.900
50.800
44.500
19.400
62.500
62.400
34.200
22.000
55.800
55.100
22.300
65.900
67.400
32.000
67.500
59.600
60.200
56.100
51.300
45.800
ANG
|S
|S
21
12
|
|
, K = 1 + | ∆ | - |S
0.874
0.283
0.202
0.180
0.173
0.177
0.204
0.692
0.266
0.165
0.146
0.121
0.110
0.114
0.130
0.175
0.231
0.828
0.390
0.246
0.217
0.158
0.230
0.453
0.248
0.252
0.178
0.158
0.153
0.187
MAG
2 |S
S
-150.600
-104.300
-122.300
-139.600
-170.800
-116.500
-115.100
-148.600
22
160.200
176.200
2
175.600
-41.600
-67.200
-73.600
-77.100
-29.500
-84.900
-25.500
-55.900
-63.900
-66.300
-74.100
-84.800
-99.100
-88.700
-57.900
-64.000
-66.100
-73.800
-99.700
12
ANG
S
11
21
| - |S
2
|
22
|
2
0.226
0.661
0.921
0.978
1.033
1.036
1.022
1.008
0.976
0.964
0.448
0.898
0.999
1.014
1.024
0.992
0.983
0.293
0.756
0.958
0.997
1.017
0.986
0.970
1.021
1.012
1.007
1.028
1.029
1.008
,
∆ = S
K
11
S
22
27.005
20.523
14.458
10.291
21.954
14.006
28.658
21.354
16.508
16.051
30.562
16.554
10.543
14.815
10.631
- S
8.051
6.632
5.662
4.349
3.022
5.840
4.545
3.345
6.962
5.901
3.313
MAG
8.387
6.930
8.398
4.595
(dB)
21
S
1
12