maq540 Hope Microelectronics co., Ltd, maq540 Datasheet - Page 5

• Manufacturer Part Number: maq540
• Description: Npn 9.0ghz Wideband Transistor
• Manufacturer: Hope Microelectronics co., Ltd

Tel:[phone]
handbook, halfpage
handbook, halfpage
MAQ540
I
V
f
C
p
(dB)
d im
CE
+ f
Fig.6
= 0; f = 1 MHz.
(pF)
C re
Fig.4
= 8 V; V
q
1.0
0.8
0.6
0.4
0.2
20
30
40
50
60
70
0
10
f
r
0
= 793.25 MHz; T
Intermodulation distortion as a function of
collector current; typical values.
o
= 475 mV; R
Feedback capacitance as a function of
collector-base voltage; typical values.
20
4
L
amb
= 50
30
= 25 C.
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40
8
V CB (V)
50
I C (mA)
MBG242
MRA688
12
60
5
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handbook, halfpage
handbook, halfpage
f = 1 GHz; T
V
(GHz)
Fig.7
(dB)
CE
d 2
f T
= 8 V; V
12
Fig.5
20
30
40
50
60
70
8
4
0
10
10
1
Second order intermodulation distortion as
a function of collector current; typical values.
amb
o
= 225 mV; R
Transition frequency as a function of
collector current; typical values.
item can replace BFQ540
= 25 C.
20
1
L
= 50 ; f
30
http://www.hoperf.com
p
+ f
40
q
10
= 810 MHz; T
I C (mA)
50
V CE = 8V
V CE = 4V
I C (mA)
MRA689
MBG243
amb
10
60
= 25 C.
2