NE688 CEL, NE688 Datasheet - Page 8

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

NE68833
V
V
V
See notes on previous page.
V
TYPICAL SCATTERING PARAMETERS
FREQUENCY
CE
CE
CE
CE
= 0.5 V, I
= 3.0 V, I
= 1.0 V, I
= 1.0 V, I
GHz
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
2.0
2.5
4.0
0.1
0.4
0.8
1.0
1.5
3.0
5.0
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
2.0
2.5
3.0
4.0
5.0
0
-.2
.2
-.4
C
C
.4
C
C
.2
= 0.5 mA
= 3.0 mA
= 1.0 mA
= 3.0 mA
0.960
0.650
0.555
0.556
0.576
0.592
0.618
0.821
0.602
0.626
0.971
0.877
0.723
0.683
0.640
0.644
0.669
0.682
0.892
0.629
0.446
0.409
0.379
0.389
0.410
0.432
0.484
0.533
0.877
0.607
0.462
0.437
0.423
0.437
0.461
0.481
0.523
0.571
MAG
-.6
.6
5 GHz
.4
S
11
.6
-.8
.8
S
.8
11
-112.800
-105.400
-122.900
-158.100
-130.600
-165.100
128.400
168.200
146.900
-141.800
-157.700
-129.900
-146.800
-178.400
174.400
151.300
131.300
-1
-66.100
1
-15.100
-16.300
-59.900
158.300
140.300
125.000
100.300
173.800
152.600
136.300
121.800
98.100
-94.900
ANG
-23.800
-83.800
1
75.400
-28.400
78.400
98.200
79.800
5 GHz
1.5
S
22
-1.5
2
1.5
0.1 GHz
3
S
4
-2
2
22
5
MAG
2.890
1.360
1.106
0.826
0.724
3.468
2.090
1.803
0.938
0.700
9.241
5.850
3.462
2.032
1.616
1.361
1.197
2.859
1.005
0.882
9.321
6.328
3.868
3.204
2.277
1.797
1.507
1.315
1.087
0.947
10
1.775 164.000
1.588 127.800
1.237
1.101
0.871
0.717
0.612
0.544
-3
3
20
-4
4
-5
5
10
-10
20
-20
0.1 GHz
S
S
21
11
128.500
165.600
157.900
113.900
160.400
118.600
90.500
76.900
51.800
35.000
25.500
22.100
83.800
61.400
44.800
32.500
24.000
95.600
13.600
87.200
61.200
47.500
35.700
91.300
82.400
65.100
51.400
39.500
29.800
13.600
78.500
26.300
10.500
-0.100
-2.600
ANG
4.000
(V
Coordinates in Ohms
CE
(T
Frequency in GHz
A
= 0.5 V, I
= 25°C)
0.215
0.190
0.215
0.282
0.459
0.065
0.215
0.295
0.303
0.265
0.199
0.171
0.243
0.051
0.163
0.219
0.203
0.593
0.048
0.122
0.154
0.166
0.202
0.246
0.299
0.356
0.037
0.102
0.133
0.144
0.177
0.218
0.270
0.327
0.449
0.558
0.473
0.566
MAG
C
= 0.5 mA)
S
12
78.200
51.000
30.000
20.000
28.300
41.900
48.500
24.000
25.300
16.500
79.000
50.900
27.800
47.700
24.200
40.800
46.800
40.500
40.900
43.700
45.300
44.700
19.400
75.000
51.000
44.500
44.900
48.200
50.600
50.800
48.500
39.400
26.400
73.200
42.000
32.300
2.900
3.900
ANG
180˚
5 GHz
225˚
135˚
S
0.989
0.883
0.729
0.682
0.609
0.584
0.578
0.580
0.649
0.592
0.508
0.474
0.464
0.468
0.483
0.500
0.983
0.835
0.293
21
0.954
0.666
0.454
0.403
0.336
0.305
0.293
0.310
0.342
0.937
0.599
0.382
0.331
0.265
0.239
0.237
0.250
0.294
0.349
MAG
0.1 GHz
S
-151.100
-107.300
-126.900
-116.200
-102.600
-134.200
-168.400
-115.600
-162.400
22
174.500
-100.400
-131.300
S
-30.200
-48.600
-55.300
-71.400
-88.400
-33.200
-69.500
-83.200
-99.100
-50.700
-56.500
167.000
-15.000
-42.700
-55.000
-58.200
-75.600
-65.900
-88.100
-19.300
-87.200
-53.600
-70.400
-75.500
12
-9.800
-8.700
ANG
270˚
90˚
1
.25
0.1 GHz
S
21
1.068
0.098
0.235
0.571
0.865
1.122
0.128
0.411
0.731
0.853
1.029
1.062
1.033
0.981
0.974
0.117
0.261
0.491
0.581
0.824
1.167
1.428
1.244
0.459
1.162
0.968
0.990
1.079
0.137
0.399
0.719
0.841
1.017
1.066
1.043
1.009
0.945
0.939
.50
K
45˚
5 GHz
315˚
S
12
0˚
14.363
18.325
12.487
22.845
16.808
12.361
10.300
13.518
24.013
17.927
14.636
13.473
9.877
9.156
8.260
5.529
3.959
3.074
MAG
8.684
6.225
5.603
5.168
3.092
1.649
0.525
1.979
0.720
8.987
6.461
5.066
4.151
3.273
1.927
7.588
6.192
5.474
3.840
2.297
(dB)
1