NJG1557KB2 데이터 시트보기 (PDF) - Japan Radio Corporation
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NJG1557KB2 Datasheet PDF : 10 Pages
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nTEST CIRCUIT
NJG1557KB2
L4
LOIN
Zo=50Ω L3
Zo=50Ω L2
RFIN
L1
1
Local
2 Amp
3
Mixer
R1 L5
6
VLO
L6
R2
5
C1 C2
C3
4
L7
C4
L8
IFOUT
C6
Zo=50Ω
VMIX
C5
nRECOMMENNDED PCB DESIGN
IFOUT
C6
L8
C2 C3 R2
VLO
C1
VMIX
L6
L5 R1
C5
C4
L3
L2
L4
L1
PCB: FR4 t=0.2mm
Microstrip Line Width=0.4mm(Zo=50Ω)
PCB Size: 16.7x19.1mm
PRECAUTIONS
[1] Please place R1 and L5 close to VLO terminal (6th pin).
[2] Please place C1, C2 close to L5.
[3] Please place C5 close to C4.
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