2SC4227 Datasheet, PDF (5/8 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 = 7 mA, ZO = 50Ω
Freque.
S₁₁
MHz
MAG
ANG
100
0.804
–23.8
200
0.692
–48.6
300
0.581
–70.3
400
0.489
–89.0
500
0.419
–104.9
600
0.376
–117.1
700
0.342
–128.6
800
0.321
–138.4
900
0.305
–147.3
1000
0.296
–155.2
1100
0.289
–162.2
1200
0.284
–169.3
1300
0.282
–175.3
1400
0.281
179.0
1500
0.283
173.8
1600
0.283
168.6
1700
0.285
163.8
1800
0.286
159.9
1900
0.289
155.4
2000
0.293
151.8
S₂₁
MAG
ANG
11.631
154.8
10.839
137.5
9.722
123.8
8.519
112.9
7.434
104.1
6.468
97.5
5.729
91.8
5.115
86.7
4.630
82.5
4.207
78.5
3.879
74.8
3.595
71.4
3.349
68.1
3.133
64.8
2.945
61.9
2.780
58.8
2.631
56.2
2.514
53.3
2.390
50.5
2.293
47.8
isc RF Product Specification
2SC4227
S₁₂
MAG
ANG
0.023
74.8
0.040
64.1
0.050
59.9
0.060
56.7
0.067
55.9
0.075
55.6
0.082
55.7
0.089
56.3
0.096
56.1
0.104
56.4
0.111
56.0
0.119
56.4
0.127
56.2
0.136
56.0
0.143
55.4
0.151
55.0
0.160
54.4
0.168
53.9
0.177
53.3
0.186
52.5
S₂₂
MAG
ANG
0.920
–16.5
0.791
–27.7
0.675
–33.5
0.597
–37.0
0.538
–38.7
0.497
–40.0
0.467
–41.0
0.443
–41.7
0.427
–42.5
0.412
–43.6
0.401
–44.6
0.393
–45.8
0.384
–47.3
0.379
–48.8
0.372
–50.1
0.367
–51.8
0.363
–53.7
0.359
–55.4
0.354
–57.3
0.351
–59.2
isc website：www.iscsemi.cn
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