Figure 11-8. Uhf (403-440 Mhz) Pcb 8486635Z03-O Transmitter And Power Control Schematic Diagram - Motorola EP450 Service Manual

11-10
PA_USWB+
USWB+
PA_TX_ENA
TX_ENA
PA_PWR_SET
PWR_SET
PA_5T
5T
C109 C114
390pF
0.1uF
SH100
SHIELD
1
C103
390pF
C100
PA_TX_INJ
R101 L102
TX_IN J
8.7nH
5.6
390pF
C104
R100
R102
820 820
10pF

Figure 11-8. UHF (403-440 MHz) PCB 8486635Z03-O Transmitter and Power Control Schematic Diagram

November 24, 2003
Q171
C170
390pF
Q170
EMB10
C525
390pF
R158
5.1K
C156
.01uF
8
TP150
1
1
U150-1 4
LM2904
R110
510
C111
R111
R106
R107 1.8K
L100
390pF
4.7K NU
220nH
L101
C102
L103
220nH
30nH
0.1uF
C105
R105
Q100
1
2.7K
1pF
BFG540W
2
4
C120
R103
3
3K
NU
C101 C108
R104
18
0.1uF 390pF
UHF R1 Tx
4 5 6
3 2 1
C157
C154
0.1uF 390pF
R159
C151
0 390pF
U150-2
LM2904
3
Q150 8 6
1 7
5
4
R157
2
2
C152
2.2K
3
C159 C153 390pF
R156
330
0.47uF
390pF
R162
10K
C158
390pF
C113
390pF
L110
220nH
VR110
C112 C171
3.9V
0.1uF 390pF
MM3Z3V9T1
4813830A86
2 3
VG G VDD
C117
C106
U110
1
4
RFIN RFOUT
390pF RA07M4047M_UHF 390pF
C107
GND
3pF
5
UHF 403-440 MHz Schematic Diagrams, Overlays, and Parts Lists
C172
R120
150
390pF
R152
R121
150
100K
1%
R153
100K U151
1%
C150
57R01 C121
390pF
390pF
R154 R151
L120
220nH
100K 39
1%
R155 R150
100K
0.1
1%
C137
220pF
C115 C116
L140
0.1uF
1uF
390pF
L130 L131
L132
22.69nH
22.69nH 27.42nH
C132 C134 C136 C141
10pF 8.2pF 4.3pF NU
D120
C124
MA4PH261
L121
18nH
220pF
C123
C122
D121
9.1pF 5.6pF
BAR63-02W
4880973Z02
J140
4 S1
3 S2
2 G1
5 G2
1 T1
6 T2
M140
ANTENNA_NUT
1
TAB3 3
TAB1 NC
2 TAB4 4
NC TAB2
NC
L141
22.69nH
PA_RX_OU T
RX_OUT
HKLN4216A