BFS520 データシートの表示（PDF） - NXP Semiconductors.
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BFS520 Datasheet PDF : 13 Pages
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NXP Semiconductors
NPN 9 GHz wideband transistor
Product specification
BFS520
handbook, full pagewidth
IC = 5 mA; VCE = 6 V;
f = 900 MHz; Zo = 50 .
stability
circle
90°
1
135°
0.5
pot. unst.
region
1.0
2
45°
0.8
0.6
0.2
0.2
180° 0
Fmin = 1. 1 dB
ΓOPT
0.5
1
2
F = 1.5 dB
5
5
0.4
0.2
0° 0
0.2
F = 2 dB
5
F = 3 dB
0.5
−135°
1
−90°
2
−45°
MRC077
1.0
Fig.12 Noise circle.
handbook, full pagewidth
90°
1
135°
0.5
IC = 5 mA; VCE = 6 V;
f = 2 GHz; Zo = 50 .
180°
F = 3 dB
0.2
F = 2.5 dB
F = 2 dB
Fmin = 1. 9 dB
0.2
0.5
1
2
0
ΓOPT
ΓMS
Gmax = 9.1 dB
0.2 G = 8,5 dB
G = 8 dB
G = 7 dB
0.5
−135°
1
−90°
Fig.13 Noise circle.
2
45°
5
5
1.0
0.8
0.6
0.4
0.2
0° 0
5
2
−45°
MRC078
1.0
September 1995
7
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