Figure 9.2-32. Pmle2537G Transmitter Schematic - Motorola XTS 2500 Service Manual

UHF1 Schematics, Board Overlays, and Parts Lists
RAW_B+
L130
15nH
C150
100pF
C169
100pF
NU
16 RFIN
TX_RF
C100 14 VD1
100pF 11
10 NC3
15
SRFIC7126
RESET
SPI_CLK
MOSI
PCIC_CS
6816985H01-F
E140
BEAD
C110 C187
E102
.01uF 100pF
C108
L114
.01uF
180nH
C153
L131 C154
L134
100pF
3.3nH 0
4.7nH
6
RFOUT
1 VCNTRL 7
NC5
2
TPVG1
C151 L132
3 C133
G2 TPVG2
1.2pF 18nH 56pF
NU
NU
8 NC1
C102 C103
9 NC2
100pF .01uF
NC4
R102 L106
15K 1uH
U101
C104
C109
100pF
.01uF
C111
C112
R104
100pF
100pF
18K
TP_VG NU
TEST_POINT
C182
100pF
R108
0
TP_RSET
C186
0.1uF
BK1005HM471
E141
R144
100K
Q200
C185
.01uF
Place Close to PA Choke
C142
C141
C122
1uF
330pF
0.1uF
Tantalum
L119
18.08nH
airwound
R130
150
C170
L139
100pF
8.67nH
C135
0.1uF
C156 C159 C160 C161 C157
C158
56pF 22pF 24pF 22pF 33pF
12.0pF
Q101 NU NU
G
P5
R153
C176
R103
L120 1K
51 68pF
NU
68nH
NU
NU
R142
R143
12K
33K
R154
C149 330
.01uF
100pF
C148
C188
100pF
GND POS
3
U103 Temp. Sensor
Place Close to PA
H99S4
TP_DAC3
Place Close to pin 1 of PCIC
1 24
RFIN VAR3
C140 2 23
NC T1 RX
330pF 3 22
CI NA NC
4 21
INT RS
U102
5 20
CJ VAR1 NC
C143
6 H99S-4
19
VL VLIM
1500pF
TP_146 7 18
C144
CL VAR2
TEST_POINT 8 17
470pF GND1 V5EXT
C145
.015uF
R146
1K C147
1uF
Tantalum
C146
0.1uF
C171
Bi-directional Coupler
100pF
D170
C192
R169
R171
4.3pF
200 200
R168 R170 L128
200 200 1uH
C130
.01uF
L176
19.71nH
D173
NC
R157
R151
R155 1K
TP_160 82
1.3K NU
TEST_POINT SRFIC7126
?X ?X
RFIN
R158 RFOUT
C189
?X ?X
VCNTRL
2K NC5
100pF
?X VD1 ?X
NU
TPVG1
C178
?X ?X
G2 TPVG2 R150
D171 5.1pF
C191 82
R159
10 68pF
?X
NC1
NU
?X
NC2
R160 ?X
0 NC3
?X
NC4
R125
82
R162
L121
R156
10K NU
1K NU
NU
C131
.01uF
R149
4.7K
DAC_3
Q197
R127
10K
TP_VLIM
4V5
C139
1uF

Figure 9.2-32. PMLE2537G Transmitter Schematic

9.2-33
C172 C174
1.2pF
2.4pF
L173
J101
L171 L172 19.61nH
19.61nH 19.61nH
C175 C177
R199
C173 4.7pF
5.1pF
1K
2.0pF C193
4.7pF
NU
C179
100pF
RX_RF
DAC_2
February 14, 2012