Figure 9.3-25. Pmle4427B Tx Schematic - Motorola XTS 2500 Service Manual

9.3-26
RAW_B+
L101
C101
15nH
C102
100pF
DNP 100pF
TX_RF
C100
100pF
RESET
SPI_CLK
MOSI
PCIC_CS

Figure 9.3-25. PMLE4427B TX Schematic

February 14, 2012
E140
BEAD
E102
C187
C110
.01uF 100pF
C103
.01uF L114
180nH
C120
C115
U101
SRFIC7126 100pF
16
6
RFIN RFOUT
1 7
VCNTRL NC5
14 2
VD1 TPVG1
C113 L117
11 3 L119
G2 TPVG2 6.2pF 12nH
27pF
DNP
8
NC1
9 C106 C109
NC2
100pF
10 .01uF
NC3
15
NC4
L106
R102
1uH
15K
C104 C108
100pF .01uF
C111
C112
R104
100pF
100pF
18K
R108
C182
0
100pF
TP_RSET
C186
0.1uF
E141
BLM11A601S R144
100K
Q200
C185
.01uF
Place Close to PA Choke
C142
C141
C122
1uF
330pF
0.1uF
Tantalum
airwound
L125
23.75nH
R105
L126
180
C129
10.12nH
100pF
airwound
0.1uF
C181 C126 C128 C124 C125
Q101
39pF 24pF 10pF 22pF 3.9pF
G
TP_TEMP
C176
R153
R103
10pF
1K
1K
L120
R142
DNP
R143 18nH
12K
33K
C149
.01uF
R154
100
C148
R155
100pF
620
C188
GND
POS
3
330pF
U103
Temp. Sensor
Place Close to PA
H99S4
TP_DAC3
Place Close to pin 1 of PCIC
1 24
RFIN VAR3
C140
2 23
100pF NC T1 RX
3 22
CI NA NC
4 21
INT RS
U102
5 20
C143 CJ VAR1 NC
H99S-4
6 19
1500pF VL VLIM
TP_146
C144 7 18
CL VAR2
TEST_POINT
470pF 8 17
GND1 V5EXT
C145
.015uF
R146
1K D100 C147
DNP 1uF
Tantalum
NC
C146
0.10uF
UHF2 Schematics, Board Overlays, and Parts Lists
C174
1.8pF
Bi-directional Coupler C171
L170
100pF
D170 15.22nH
C180 C170
24pF
4.7pF
DNP
R172
R173
150 L128
150
DNP 1uH
DNP
C130
.01uF
L176
15.22nH
D172
D173
NC
R157
R151
10K
82
NU
R158
10
R152
TP_160 NU
C189
0
TEST_POINT C178
100pF R150
DNP D171
C191
82 2.0pF
68pF
L121 NU
68nH
NU
R159
0
R125
82
R160
0
C131
R162
.01uF
10K
NU
R147
R149
0
DAC_3 4.7K
Q197
R127
10K
R109
TP_VLIM
0
4V5
C172
1.0pF
J101
L171 L172
15.22nH 15.22nH
C173
C175
C177 R199
4.7pF
6.2pF
4.3pF 10K
C179
100pF
RX_RF
DAC_2
6816985H01-F