BFR505_15 Datasheet, PDF (8/12 Pages) Quanzhou Jinmei Electronic Co.,Ltd. – NPN 9 GHz wideband transistor

Philips Semiconductors
NPN 9 GHz wideband transistor
Product specification
BFR505
handbook, full pagewidth
pot. unst.
region
135°
0.5
0.2
stability
circle
0.2
0.5
180° 0
90°
1
2
Γ_OPT
Fmin = 1. 9 dB
45°
5
F = 2.5 dB
1
2
5
F = 3 dB
F = 4 dB
0.2
5
1.0
0.8
0.6
0.4
0.2
0° 0
Z_o = 50 Ω.
V_CE = 6 V; I_C = 5 mA; f = 2000 MHz.
0.5
−135°
1
−90°
2
−45°
MRA729
1.0
Fig.13 Noise circle figure.
September 1995
8