BF998 View Datasheet(PDF) - Infineon Technologies
Part Name
Description
Manufacturer
BF998 Datasheet PDF : 6 Pages
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Electrical Characteristics
Parameter
AC Characteristics
Forward transconductance
VDS = 8 V, ID = 10 mA, VG2S = 4 V
Gate1 input capacitance
VDS = 8 V, ID = 10 mA, VG2S = 4 V,
f = 1 MHz
Gate 2 input capacitance
VDS = 8 V, ID = 10 mA, VG2S = 4 V,
f = 1 MHz
Feedback capacitance
VDS = 8 V, ID = 10 mA, VG2S = 4 V,
f = 1 MHz
Output capacitance
VDS = 8 V, ID = 10 mA, VG2S = 4 V,
f = 1 MHz
Power gain
VDS = 8 V, ID = 10 mA, VG2S = 4 V,
f = 45 MHz
VDS = 8 V, ID = 10 mA, VG2S = 4 V,
f = 800 MHz
Noise figure
VDS = 8 V, ID = 10 mA, VG2S = 4 V,
f = 45 MHz
VDS = 8 V, ID = 10 mA, VG2S = 4 V,
f = 800 MHz
Gain control range
VDS = 8 V, VG2S = 4 ...-2 V, f = 800 MHz
BF998...
Symbol
Values
Unit
min. typ. max.
gfs
Cg1ss
20 24
--
-
2.1 2.5 pF
Cg2ss
-
1.2
- pF
Cdg1
-
25
- fF
Cdss
-
1.1
- pF
Gp
dB
-
28
-
-
20
-
F
dB
-
2.8
-
-
1.8
-
∆Gp
40 50
-
3
Feb-13-2004
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