Motorola CM140 - Page 48

4-8 VHF1 1-25W PCB 8486672Z01 / Schematics
120.
R102
10u
MRF1513’s Thermal pad
DNP
DNP
DNP
(SOURCE)
0.8*251.542*4
TO SHEET 2
V_CNTRL
DNP
DNP
1n
1019447
V_CTRL_PREDRIVER
RX_ENRX_EN
9V
FILT_SW_B+
PA_BIAS
COMP_B+
TX_INJ
Q105
22n
22n
1
IF110
R182
10.K
C1089
1019447
C1039
1
TP150
TEST_POINT
L110
12.0n
22.K
L121
FLT_9V
C1069
DNP
1019447
1n
1n
C1068
1n
C1070
C1029
C1066
100n
1n
C1103
33n
C1120
33p
C1117
47p
33p
C1119
C1118
33p
C1031
22n
L105
68.n
L104
68.n
L107
4.22n
51.0
R105
51.0
R123
R106
2.7
1n
C1062
C1061
1n
FILT_SW_B+_PA
1n
C1060
1n
C1063
1n
C1037C1064
C1081
11
0.
R130
3
1
8
4
U103
MC3303
6
5
7
4
LM2904
U102
2
1n
C1072
C1065
1n
2.7
R125
R124
2.7
R181
47.K
C1036
22n
FLT_9V
R180
47.K
R134
47.K
R131
100.K
HEATSINK
M100
1
POS
C1038
R159
5.6K
R186
5.1
1n
C1043
22n
C1032
1n
C1053
5.6K
R158
14
VD1
2
VG1
3
VG2
C1027
8
NC1
9
NC2
10
NC3
15
NC4
16
RFIN
6
RFOUT1
7
RFOUT2
1
VCNTRL
EP
17
11
G2
4
GND1
5
GND2
12
GND3
13
GND4
U101
30C65
56.00p
C1014
1n
C1044
C1033
22n
10n
C1104
1n
C1042
2.2K
R168
R137
2.4K
R165
39.K
39.K
R136
C1028
100n
510.
R170
2.2K
R167
4.7
R122
IF107
L118
220.p
L122
C1126
R109
13.85n
15.000
220.p
C1129
IF106
1n
C1109
FILT_SW_B+
1n
220.p
C1092
C1086
1n
1n
C1100
L100
C1099
1n
9
10
8
4
11
22n
U103
MC3303
VR101
5.6
R127
1.1.
R126
C1040
2.2n
R139
39.K
R169
FLT_9V
2.2K
2.4K
R166
R138
39.K
R175
220.
R155
10.K
Q102
10.K
R153
Q101
1n
C1074
470
R171
IF108
300
L119
1019447
R173 R174
300
C1041
1n
R176
100
220.p
C1112
C1110
220.p
C1030
22n
IF105
IF109
1n
R147
C1057
C1001
C1105
470p
1.u
R179
36.36.
R178
7.66n
L109
27n
L106
220.p
C1084
IF104
1n
C1054
D100
220.p
220.p
PA_FILT_B+
C1116
220.p
C1000
C1115
C1012
56.00p
C1015
47.00p
470p
C1107C1106
470p
VCNTR1
VCNTR1
VCNTR2
VCNTR2
V_CTRL_DRIVER
VCNTR3
FILT_SW_B+_PA
V_CTRL_DRIVER
V_CTRL_PREDRIVER
FLT_9V
VCNTR3
V_REF_OPAMP
VHF1 (136-162MHz) Transmitter (Sht 1 of 2)