NJG1515AVB2
nRECOMMENDED PCB DESIGN
ANT2
RX
PCB: FR-4, t= 0.5mm
Stripline width: 1mm
C6
C7
ANT1
R3
C9
GND
VCTL1
Board total Loss
(Capacitor, Connector and PCB)
C8
VDD
C1
NJG1515AVB2
Pass route 800MHz Band
(dB)
1.5GHzBand
C2
(dB)
0.21
0.21
0.23
0.25
0.24
0.25
VCTL2
VSS
C10
C5
TX-ANT1
TX-EXT1
RX-ANT1
RX-ANT2
RX-EXT1
RX-EXT2
0.17
0.18
0.17
0.19
0.18
0.19
VCTL3
1
R1
R2
C3
TX
C4
EXT2
EXT1
PARTS LIST
VALUE
PART ID
R1~R3
C1, C2
C3~C8
C9, C10
COMMENT
100KW TAMA Electronics (CRG16G)
1000pF MURATA (GRM36)
56pF
5pF
MURATA (GRM36)
MURATA (GRM36)
PRECAUTIONS
[1] The bypass capacitors should be connected to the VDD, VSS terminals as close as possible
respectively.
[2] For good RF performance, the ground terminals should be directly connected to the ground
patterns and through-holes as close as possible using relatively wide pattern.
- 17 -
NJRC [ NEW JAPAN RADIO ]
