Moderate Power High fT NPN Silicon Transistor
MP4T85639
Typical Scattering Parameters in the SOT-143 Pacakge
VCE = 8 Volts, IC = 20 mA
Frequency
S11E
(MHz)
Mag.
Angle
200
0.500
-98.3
400
0.423
-137.3
600
0.406
-157.4
800
0.404
-170.3
1000
0.406
-179.7
1200
0.409
172.1
1400
0.416
165.6
1600
0.418
159.7
1800
0.425
154.5
2000
0.431
149.0
2200
0.431
145.3
2400
0.439
140.9
2600
0.446
136.5
2800
0.457
132.4
3000
0.463
129.3
S21E
Mag.
Angle
20.35
119.5
11.71
100.4
8.09
90.4
6.17
83.2
4.97
77.3
4.17
71.7
3.59
66.8
3.16
62.2
2.83
57.9
2.57
53.2
2.33
49.7
2.16
45.6
2.01
41.7
1.88
38.0
1.77
34.5
Mag.
0.030
0.042
0.055
0.068
0.081
0.096
0.109
0.123
0.134
0.144
0.163
0.175
0.188
0.199
0.212
S12E
Angle
59.3
57.3
61.6
62.8
62.4
61.1
61.5
60.5
58.3
58.4
57.8
56.8
54.2
52.3
50.7
MP4T856 Series
S22E
Mag
Angle
0.580
-38.8
0.394
-43.0
0.322
-42.7
0.290
-43.0
0.272
-45.2
0.264
-47.8
0.257
-50.9
0.254
-54.1
0.255
-57.9
0.254
-61.7
0.264
-65.6
0.265
-69.2
0.268
-72.9
0.273
-76.4
0.271
-80.0
MP4T85639
Typical Scattering Parameters in the SOT-143 Package
VCE = 8 Volts, IC = 40 mA
Frequency
S11E
(MHz)
Mag.
Angle
200
0.455
-116.2
400
0.414
-150.6
600
0.410
-166.9
800
0.412
-177.6
1000
0.417
174.6
1200
0.422
167.4
1400
0.429
161.8
1600
0.432
156.4
1800
0.439
151.7
2000
0.447
146.4
2200
0.444
143.0
2400
0.455
138.8
2600
0.460
134.5
2800
0.472
131.0
3000
0.479
127.7
S21E
Mag.
Angle
21.21
112.3
11.59
95.8
7.90
87.0
5.98
80.4
4.82
74.9
4.04
69.6
3.48
64.8
3.06
60.4
2.74
56.1
2.48
51.5
2.25
48.0
2.09
43.8
1.94
39.8
1.82
36.1
1.70
32.7
Mag.
0.026
0.038
0.052
0.66
0.079
0.092
0.109
0.123
0.136
0.146
0.163
0.177
0.188
0.199
0.211
S12E
Angle
58.5
61.8
64.9
64.4
67.4
65.2
64.3
63.1
60.6
60.1
59.1
57.4
54.8
52.4
51.4
S22E
Mag
Angle
0.492
-38.2
0.350
-37.6
0.303
-36.0
0.282
-36.7
0.268
-39.3
0.265
-42.4
0.263
-45.7
0.260
-49.7
0.260
-54.2
0.260
-58.0
0.272
-62.0
0.272
-66.1
0.276
-69.7
0.282
-73.7
0.279
-77.3
Specification Subject to Change Without Notice
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