BFQ67T Datasheet, PDF (6/12 Pages) NXP Semiconductors – NPN 8 GHz wideband transistor

Philips Semiconductors
NPN 8 GHz wideband transistor
Product specification
BFQ67T
handbook, h⁴alfpage
F
(dB)
3
MRC044
2
1
0
1
10
10²
IC (mA)
V_CE = 8 V; f = 1 GHz.
Fig.10 Minimum noise figure as a function of
collector current.
handbook, full pagewidth
I_C = 5 mA; V_CE = 8 V;
f = 1 GHz; Z_o = 50 Ω.
2000 Mar 06
90°
1
135°
0.5
0.2
0.2
180° 0
0.2
Fmin = 1.5 dB
0.5
1
F = 2 dB
F = 2.5 dB
F = 3 dB
opt
2
2 ^45°
5
5
1.0
0.8
0.6
0.4
0.2
0° 0
5
0.5
−135°
1
−90°
2
−45°
MRC046
1.0
Fig.11 Noise circle.
6