2SC4227 Datasheet, PDF (6/8 Pages) NEC – HIGH FREQUENCY LOW NOISE AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR SUPER MINI MOLD

INCHANGE Semiconductor
isc Silicon NPN RF Transistor
S-PARAMETER
VCE = 3 V, IC = 5 mA, ZO = 50Ω
Freque.
S₁₁
MHz
MAG
ANG
100
0.818
–29.4
200
0.689
–54.3
300
0.594
–73.1
400
0.500
–89.8
500
0.457
–102.8
600
0.404
–115.0
700
0.377
–124.4
800
0.359
–134.3
900
0.342
–141.5
1000
0.335
–150.3
1100
0.326
–155.9
1200
0.321
–162.4
1300
0.317
–167.2
1400
0.321
–173.4
1500
0.318
–177.5
1600
0.320
176.6
1700
0.323
173.2
1800
0.326
167.8
1900
0.331
165.6
2000
0.333
161.4
S₂₁
MAG
ANG
14.580
156.2
12.120
137.5
10.142
124.6
8.340
114.4
7.300
107.5
6.211
101.0
5.496
96.8
4.908
91.4
4.450
88.1
4.018
84.7
3.750
81.4
3.410
78.1
3.181
75.6
2.995
72.5
2.802
69.8
2.665
67.3
2.533
66.1
2.369
63.0
2.275
61.0
2.196
59.2
isc RF Product Specification
2SC4227
S₁₂
MAG
ANG
0.023
79.9
0.040
65.1
0.052
55.0
0.063
58.5
0.069
56.4
0.081
54.9
0.084
59.5
0.091
58.4
0.097
58.4
0.100
61.2
0.112
61.8
0.115
61.4
0.124
62.3
0.131
63.9
0.138
63.6
0.149
66.4
0.156
65.3
0.162
65.9
0.177
65.4
0.183
64.5
S₂₂
MAG
ANG
0.932
–14.4
0.824
–23.4
0.716
–30.3
0.620
–32.2
0.577
–34.2
0.525
–35.1
0.511
–36.1
0.471
–36.2
0.458
–35.3
0.440
–36.5
0.442
–36.8
0.417
–37.8
0.412
–38.5
0.411
–39.9
0.407
–40.4
0.400
–41.1
0.394
–43.7
0.394
–44.3
0.390
–45.5
0.384
–47.6
isc website：www.iscsemi.cn
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