Figure 9.5-20. Pmlf4036A Transmitter Schematic - Motorola XTS 2500 Service Manual

900MHz Schematics, Board Overlays, and Parts Lists
E101
BEAD
IF100
UNSW_B+
C157 C156
0.10uF 39pF
IF101
C155 C154
39pF 0.10uF
C153 C152
47pF 0.10uF
R108
U103 2
LM50 VOUT
13K
Temp Sense
C151 R109
3 47pF 39K
GND
IF102
UNIVERSAL_SPI_CS
IF103
SPI_MOSI_A
IF104
SPI_CLK_A
IF954
D2A3
24
VAR3 RFIN
23
NC RX
22
IF105
NC NA PCIC
21
RESET_OUT RS
20
NC VAR1 U102
19
H99S4
NC VLIM
18
NC VAR2
17
5V V5EXT GND1
IF108
C149
39pF
C148
47pF
C147
0.10uF
6816985H01-F
E102
88Z01
C121
C122
1uF
0.10uF
C107 C108 L107
C106
47pF 0.10uF 100nH
11pF L108
100nH C110
20pF
C111
C112
4.3pF
12pF
0.10uF DNP
C103
R107
150
C100
39pF
RF Driver
IF109
16 6
TX_INJ RFIN RFOUT1
1 7
VCNTRL RFOUT2
14 2
VD1 VG1
11 3
G2 VG2
U101
SRFIC5668
8
DNP
NC1
9
R113
NC2
L110 10
2K
6.8nH NC3
15
NC4
C101
100pF
6V to 9V
R111
C105
6.2K
.01uF
C102
DNP
6.8pF
R114
C150
0
47pF
C142 C141
47pF 47pF
R117
91K
1
2
T1
3
CI
R118
4
INT
200K
5
CJ
6 C144
VL 2V to 5.7V?
7 680pF
CL
8
C146 C145
.01uF 680pF
C143
D104
39pF
NC
R100
82
6V to 9V
C120 C119
39pF 47pF
L103
C162
11.87nH
12pF
50ohms point U106
LDC15B200J0815
C117
27pF
Microstrip Microstrip
1
IN
C116
C114
C163 C115
2pF
12pF
2.5pF 1.2pF
DNP DNP
200
R106
39pF
C164
DNP C174
12pF
DNP
C113
39pF
0.1uF
C170
Q101
DNP
G
39pF
39pF 39pF C173
C171 C172
C161
12pF DNP DNP DNP
R110
1K
C104
.01uF
C140
39pF
L111
82nH
R115
10K
R119
10K C139
39pF
TP102
3
C138
620
.01uF
R105
TP101
TEST_POINT
D105
R101
82
C123 C124
39pF 11pF
L101
150nH
C125
39pF
R102
51
Coupler
L102
27nH
4
C126
TERMINATE
C118 CR101 39pF
3
MAIN_OUT
6
C_OUT L115
39pF
7.66nH
C127
1.8pF
M101
L117
8.67nH
0.75pF C135
C134 0.5pF
C136
12pF
D103
SH101
SH102
1 SHIELD
SHIELD
R104
51 1 1

Figure 9.5-20. PMLF4036A Transmitter Schematic

9.5-21
C130
C129 2pF C132
0.75pF 0.75pF
R199
820
CONN_P
J101
L114
7.66nH
C131 C133
2pF 2.2pF
C137
39pF
IF110
RX_IN
CR102
R103
82
SH103 SH104
SHIELD SHIELD
1 1
February 14, 2012