Figure 9.4-18. Pmlf4040A/ Pmlf4040B Transmitter Schematic - Motorola XTS 2500 Service Manual

700/800 MHz Schematics, Board Overlays, and Parts Lists
E101
BEAD
IF100
UNSW_B+
C164 C165
0.1uF 39pF
IF101
C123 C122
39pF 0.1uF
C137 C136
39pF 0.1uF
R108
U103
2
LM50 VOUT
13K
Temp Sense
C144 R110
39pF 39K
3
GND
6V to 9V
IF102
UNIVERSAL_SPI_CS
C154
IF103
39pF
SPI_MOSI_A
IF104
SPI_CLK_A
IF954
D2A3
24 1
VAR3 RFIN
23 2
NC RX T1
22 3
IF105
NC NA PCIC CI
21 4
RESET_OUT INT
RS
20 5
IF106 NC VAR1 U102 CJ
19 6
H99S4
D2A2 NC VLIM VL
18 7
VAR2 CL
17 8
5V V5EXT GND1
IF108
C159
39pF
C161
39pF
C162
0.1uF
6816985H01-F
E102
88Z01
C168
C166
1uF
0.1uF
C163 C130 L107
C133
39pF 0.1uF 100nH
11pF L108
82nH C134
20pF
C141
10pF
DNP
0.1uF
27nH
C147
L112
R120
150
C111
39pF
RF Driver
IF109
16 6
TX_INJ RFIN RFOUT1
1 7
VCNTRL RFOUT2
14 2
VD1 VG1
11 3
G2 VG2
U101
30C65
8
DNP
NC1
9
R113
NC2
L110
10 2K
6.8nH NC3
15
NC4
C132
100pF
R111
C145
6.2K
.01uF
C149
DNP
9.1pF
R114
0
C152 C151
39pF 39pF
R117
100K
R118
200K
C156
2V to 5.7V?
680pF
C158 C157
.01uF 680pF
C160
D104
39pF
6V to 9V
C119 C118
0.1uF 11pF
L103
19.71nH
50ohms point
C121
27pF
Microstrip Microstrip L113
3.85nH
C129
C128 C127
0.5pF
L106
18.0pF 1.5pF
0
220
R104
C142
27pF
C139
0.1uF
M101
Q101
G
R109
2K
C148
.01uF
C146
39pF
L111
82nH
R115
6.8K
R119
6.8K C153
39pF
TP102
C125
.01uF
TP101
TEST_POINT
R100 R103
150
150
C110 C169
39pF 11pF
L101
150nH
DNP
C109
39pF
R101
51
C103
Coupler
0.5pF
U106
L102
LDC15B200J0815
47nH
4
C120
TERMINATE DNP
C101 CR101 39pF
1 3
IN MAIN_OUT
6
C_OUT L104
39pF
7.66nH
C105
2pF
L109
8.67nH
C116 C117
0.5pF 1pF
D103
SH101
SH102
3 1 SHIELD
SHIELD
390 R105
51 1 1
R107

Figure 9.4-18. PMLF4040A/ PMLF4040B Transmitter Schematic

9.4-19
C106
2pF C104
1.5pF
CONN_P
J101
L114
7.66nH R121
C107
1K
1pF
C108
1.5pF
IF110
RX_IN
CR102
C140
R106
12pF
150
SH103 SH104
SHIELD SHIELD
1 1
February 14, 2012