2SC5745 Datasheet, PDF (8/24 Pages) NEC – NPN SILICON RF TRANSISTOR FOR HIGH-FREQUENCY LOW NOISE FLAT-LEAD 3-PIN THIN-TYPE ULTRA SUPER MINIMOLD

2SC5745
S-PARAMETERS
Note When K ≥ 1, the MAG (Maximum Available Power Gain) is used.
When K < 1, the MSG (Maximum Stable Power Gain) is used.
MAG = ^S21 (K – √ (K² – 1) )
S12
MSG = ^S21
S12
VCE = 1 V, IC = 1 mA, ZO = 50 Ω
Frequency
(GHz)
S11
MAG.
ANG.
(deg.)
S21
MAG.
ANG.
(deg.)
S12
MAG.
ANG.
(deg.)
S22
MAG.
ANG.
(deg.)
Note
K
MAG/MSG
(dB)
0.1
0.966
−26.0 3.599
162.4
0.054
75.9
0.978
−10.0 0.035
18.24
0.2
0.917
−51.2 3.281
145.0
0.096
60.5
0.918
−19.0 0.114
15.34
0.3
0.869
−72.4 2.966
130.2
0.127
48.9
0.857
−25.9 0.179
13.68
0.4
0.823
−89.9 2.590
118.4
0.146
40.0
0.789
−31.2 0.243
12.49
0.5
0.791 −105.0 2.313
108.0
0.157
32.5
0.739
−35.3 0.305
11.68
0.6
0.764 −117.3 2.046
99.5
0.162
26.9
0.694
−39.2 0.373
11.03
0.7
0.748 −127.9 1.841
92.1
0.163
22.6
0.665
−42.4 0.430
10.53
0.8
0.735 −137.0 1.665
85.6
0.159
19.4
0.635
−45.8 0.506
10.19
0.9
0.727 −144.7 1.522
79.5
0.156
17.3
0.620
−49.0 0.571
9.89
1.0
0.723 −151.3 1.398
74.4
0.151
15.6
0.599
−52.5 0.656
9.67
1.1
0.723 −157.3 1.299
69.6
0.144
14.6
0.594
−56.1 0.723
9.56
1.2
0.727 −162.9 1.209
65.3
0.135
14.9
0.578
−59.9 0.813
9.51
1.3
0.726 −167.8 1.136
61.0
0.127
16.0
0.577
−64.0 0.905
9.52
1.4
0.729 −172.3 1.068
57.0
0.119
18.6
0.568
−68.1 1.014
8.81
1.5
0.728 −176.5 1.008
53.1
0.112
22.5
0.568
−72.5 1.124
7.39
1.6
0.733
179.3 0.950
49.8
0.107
28.0
0.562
−77.2 1.232
6.58
1.7
0.735
175.7 0.901
46.8
0.104
34.9
0.563
−82.0 1.315
6.00
1.8
0.741
172.2 0.855
43.9
0.106
42.4
0.557
−87.0 1.354
5.53
1.9
0.745
168.8 0.813
41.2
0.111
49.5
0.562
−92.3 1.328
5.23
2.0
0.751
165.4 0.772
38.3
0.120
56.2
0.559
−97.4 1.290
4.86
2.1
0.757
162.5 0.745
35.9
0.132
61.5
0.566 −103.1 1.187
4.89
2.2
0.763
159.9 0.713
34.1
0.147
65.7
0.566 −108.5 1.125
4.71
2.3
0.763
157.1 0.684
32.0
0.163
68.2
0.575 −114.1 1.077
4.54
2.4
0.768
154.2 0.657
30.6
0.180
69.8
0.577 −119.8 1.033
4.50
2.5
0.770
151.9 0.632
29.0
0.198
70.4
0.582 −125.3 1.008
4.51
2.6
0.774
149.1 0.608
28.0
0.217
70.4
0.584 −130.9 0.989
4.48
2.7
0.774
146.9 0.584
27.1
0.234
70.2
0.589 −136.4 1.000
3.97
2.8
0.775
144.8 0.563
26.9
0.250
70.4
0.588 −140.9 1.028
2.51
2.9
0.769
143.2 0.552
26.9
0.270
70.0
0.595 −145.0 1.026
2.11
3.0
0.770
141.0 0.549
27.5
0.294
68.8
0.601 −149.5 1.004
2.34
4.0
0.775
125.4 0.523
25.8
0.457
48.5
0.675
167.8 0.981
0.59
5.0
0.767
113.8 0.521
21.8
0.525
33.3
0.716
140.8 1.021
−0.93
8
Data Sheet P15439EJ1V0DS