BFG67W Datasheet, PDF (8/16 Pages) NXP Semiconductors – NPN 8 GHz wideband transistor

Philips Semiconductors
NPN 8 GHz wideband transistor
Product specification
BFG67W
BFG67W/X; BFG67W/XR
handbook, full pagewidth
135 ^o
0.5
0.2
unstable
region
180 ^o 0
0.2
0.5
90 ^o
stability
circle
1
2
45 ^o
Fmin = 0.95 dB
5
Γ_opt
1
2
5
1.0
0.8
0.6
0.4
0.2
0^o 0
F = 1.5 dB
0.2
5
F = 2 dB
0.5
135 ^o
f = 500 MHz; V_CE = 8 V; I_C = 5 mA; Z_o = 50 Ω.
F = 3 dB
1
90 ^o
2
45 ^o
MLB990
1.0
Fig.13 Common emitter noise figure circles; typical values.
handbook, full pagewidth
stability
circle
90 ^o
1
135 ^o
0.5
Fmin = 1.30 dB
0.2
Γ_opt
180 ^o 0
0.2
0.5
1
2
unstable
region
0.2
0.5
135 ^o
F = 2 dB
F = 3 dB
F = 4 dB
1
f = 1 GHz; V_CE = 8 V; I_C = 5 mA; Z_o = 50 Ω.
90 ^o
2
45 ^o
5
5
1.0
0.8
0.6
0.4
0.2
0^o 0
5
2
45 ^o
MLB991
1.0
Fig.14 Common emitter noise figure circles; typical values.
August 1995
8