BFP490 Siemens Semiconductor Group, BFP490 Datasheet - Page 8

• Manufacturer Part Number: BFP490
• Description: NPN Silicon RF Transistor (Q62702-F1721)
• Manufacturer: Siemens Semiconductor Group

Semiconductor Group
Noise figure F = f ( I
V
Semiconductor Group
CE
dB
= 2 V, Z
6.5
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
50 100 150 200 250 300 350 400 mA 500
S
= Z
Sopt
C
)
f = 0.45 GHz
f = 0.9 GHz
f = 1.8 GHz
I
C
8
8
Sep-09-1998
BFP 490
1998-11-01