BFS505 Philips Semiconductors (Acquired by NXP), BFS505 Datasheet - Page 8

• Manufacturer Part Number: BFS505
• Description: BFS505; NPN 9 GHZ Wideband Transistor;; Package: SOT323 (UMT3, CMPAK)
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
September 1995
handbook, full pagewidth
handbook, full pagewidth
NPN 9 GHz wideband transistor
I
f = 900 MHz; Z
I
f = 2 GHz; Z
C
C
= 1.25 mA; V
= 1.25 mA; V
o
= 50 .
o
CE
CE
= 50 .
= 6 V;
= 6 V;
stability
circle
180
180
0
0
135
135
135
135
0.2
0.2
0.2
0.2
pot. unst.
region
0.2
0.2
0.5
0.5
0.5
0.5
Fig.12 Noise circle.
Fig.13 Noise circle.
0.5
0.5
90
90
90
90
8
1
1
1
1
1
1
F = 4 dB
F = 2.5 dB
F = 3 dB
F min = 1.9 dB
F = 3 dB
2
2
F min = 1. 2 dB
F = 2 dB
OPT
F = 1.5 dB
OPT
2
2
2
2
5
5
45
45
45
45
5
5
5
5
MRC073
MRC074
0
0
1.0
0.8
0.6
0.4
0.2
0
1.0
1.0
0.8
0.6
0.4
0.2
0
1.0
Product specification
BFS505