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18pF
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5.6nH
IBias
5
2.7kΩ
,&
BGB540
&
5 120pF
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IC
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1.8nH
5
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Supply current
Insertion power gain
Noise figure
ICC
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NF
7.8
14.2
1.65
Input return loss
Output return loss
Reverse isolation
Input 1 dB-compression point
Input third order intercept point1)
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IP1dB
IIP3
10.3
11.2
22.8
-8.5
0
1) ∆f = 1 MHz; Pin = -25 dBm
9
8QLW
mA
dB
dB
dB
dB
dB
dBm
dBm
1 2002-02-06
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C1 18 pF 0402
various
Input matching, DC block
C2 120 pF 0402
various
RF bypass
C3 2.2 pF 0402
various
Output matching, DC block
C4 10 nF 0402
various
RF bypass
IC1 BGB540 SOT343 Infineon Technologies Active biased transistor
L1 5.6 nH 0402
Toko LL 1005-FH
Input matching
L2 1.8 nH 0402
Toko LL 1005-FH
Output matching, RF choke
R1 0 Ω
0402
various
Jumper
R2 2.7 kΩ 0402
various
Supply current adjustment
R3 0 Ω
0402
various
Jumper
R4
10 Ω
0402
various
Stabilization
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All presented measurement values include losses of both PCB and connectors - in other
words, the reference planes used for measurements are the PCB’s RF SMA connectors.
Noise figure and gain results shown do not have any PCB loss extracted from them.
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