2SC4988 View Datasheet(PDF) - Renesas Electronics
Part Name
Description
Manufacturer
2SC4988 Datasheet PDF : 8 Pages
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2SC4988
S Parameter
Freq.
(MHz)
200
400
600
800
1000
1200
1400
1600
1800
2000
S11
MAG.
ANG.
0.555
–66.6
0.328
–102.5
0.225
–133.1
0.185
–160.5
0.172
170.5
0.179
148.5
0.200
131.7
0.224
120.0
0.253
108.7
0.277
99.8
S Parameter
Freq.
(MHz)
200
400
600
800
1000
1200
1400
1600
1800
2000
S11
MAG.
ANG.
0.220
–101.8
0.135
–149.0
0.120
175.1
0.132
148.0
0.155
129.6
0.174
117.3
0.196
105.5
0.225
97.8
0.246
92.0
0.267
84.5
S21
MAG.
ANG.
9.68
124.7
5.98
102.2
4.24
89.3
3.31
80.3
2.71
72.4
2.34
65.8
2.06
59.9
1.86
54.4
1.71
49.6
1.58
44.9
S21
MAG.
ANG.
13.13
106.0
7.08
90.8
4.83
82.2
3.70
75.5
3.02
69.5
2.58
63.9
2.26
58.8
2.04
54.1
1.86
50.0
1.72
45.7
S12
MAG.
0.0717
0.106
0.138
0.170
0.204
0.237
0.270
0.303
0.334
0.365
(VCE = 5 V, IC = 5 mA, ZO = 50 Ω)
S22
ANG.
MAG.
ANG.
62.3
0.672
–39.7
59.4
0.462
–49.8
60.8
0.371
–53.4
61.4
0.326
–56.4
61.3
0.301
–59.9
60.7
0.285
–63.6
59.5
0.276
–68.2
58.1
0.268
–73.2
56.4
0.262
–78.7
54.5
0.256
–84.7
S12
MAG.
0.0532
0.0946
0.137
0.178
0.220
0.258
0.296
0.331
0.364
0.397
(VCE = 5 V, IC = 20 mA, ZO = 50 Ω)
S22
ANG.
MAG.
ANG.
71.5
0.401
–48.6
73.6
0.277
–49.0
72.6
0.239
–50.1
70.8
0.221
–53.4
68.2
0.212
–57.9
65.6
0.205
–63.1
62.9
0.201
–69.1
60.3
0.197
–75.7
57.5
0.193
–82.1
54.7
0.190
–89.4
Rev.3.00 Aug 10, 2005 page 6 of 7
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