2SC4227 Datasheet, PDF (8/8 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 = 1 mA, ZO = 50Ω
Freque.
S₁₁
MHz
MAG
ANG
100
1.009
–14.5
200
0.955
–29.7
300
0.937
–42.6
400
0.864
–56.2
500
0.838
–67.3
600
0.775
–79.3
700
0.745
–88.5
800
0.708
–99.1
900
0.670
–107.9
1000
0.649
–116.8
1100
0.621
–124.0
1200
0.608
–131.8
1300
0.587
–138.5
1400
0.587
–144.5
1500
0.573
–152.6
1600
0.559
–157.1
1700
0.562
–164.2
1800
0.557
–168.9
1900
0.557
–173.9
2000
0.551
–178.6
S₂₁
MAG
ANG
3.544
168.8
3.359
156.3
3.277
147.1
3.034
136.6
2.891
128.6
2.674
120.0
2.485
114.2
2.338
106.8
2.177
101.4
2.052
96.0
1.914
90.8
1.819
86.0
1.713
82.4
1.628
77.7
1.533
73.4
1.464
70.3
1.421
67.2
1.350
64.7
1.296
61.1
1.240
58.0
isc RF Product Specification
2SC4227
S₁₂
MAG
ANG
0.027
78.6
0.055
73.6
0.073
63.4
0.091
57.7
0.107
51.1
0.116
46.6
0.125
45.2
0.127
41.2
0.132
40.2
0.135
37.2
0.131
36.6
0.129
35.4
0.130
35.2
0.128
36.1
0.127
36.0
0.124
37.5
0.120
39.1
0.122
43.3
0.122
45.2
0.124
48.5
S₂₂
MAG
ANG
0.994
–5.6
0.969
–10.1
0.947
–15.9
0.898
–18.8
0.865
–22.1
0.824
–25.8
0.803
–27.5
0.776
–29.7
0.740
–31.5
0.723
–33.7
0.719
–34.2
0.700
–36.3
0.691
–37.6
0.681
–39.2
0.662
–40.7
0.660
–42.7
0.658
–44.0
0.658
–46.0
0.641
–47.8
0.643
–50.1
isc website：www.iscsemi.cn
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