BFG25AW Philips Semiconductors, BFG25AW Datasheet - Page 6

• Manufacturer Part Number: BFG25AW
• Description: NPN 5 GHz wideband transistors
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1998 Sep 23
handbook, halfpage
handbook, full pagewidth
NPN 5 GHz wideband transistors
V
f = 500 MHz; V
CE
(dB)
= 1 V.
F
Fig.10 Minimum noise figure as a function
4
3
2
1
0
10
1
CE
of collector current; typical values.
= 1 V; I
C
= 1 mA; Z
180
1
Fig.12 Common emitter noise figure circles; typical values.
o
o
= 50
0
1 GHz
500 MHz
I C (mA)
f = 2 GHz
135
135
0.2
0.2
o
o
0.2
MCD145
0.5
0.5
10
0.5
90
90
6
1
1
1
o
o
handbook, halfpage
V
F = 5 dB
CE
(dB)
= 1 V.
Fig.11 Minimum noise figure as a function of
2
F
F = 4 dB
4
3
2
1
0
10
F
2
min
F = 3 dB
2
2
= 1.9 dB
frequency; typical values.
5
45
BFG25AW; BFG25AW/X
45
opt
o
o
5
5
MLB977
0
o
10
3
1.0
0.8
0.6
0.4
0.2
0
1.0
I C = 2 mA
1 mA
0.5 mA
f (MHz)
Product specification
MCD146
10
4