Motorola Mototrbo - Page 181

VHF (136–174 MHz) 25–45W PCB/Schematics/Parts List 2-9
SH0901SH0900
2
1
2
1
C3019
U3002
C3016C3015
9V3
51
4
2
3
NC
VIN
GND
ENABLE
VOUT
DNP
DNP
DNP
R0909
L0900
C0909
DNP
DNP
DNP
DNP
DNP
DNP
DNP
DNP
DNP
DNP
DNP
DNP
C0924
R0910
R0911
R0908
R0938
L0902
C0913
C0912
R0912
R0907
D0900
L0901
C0910
R0906
R0937
C0908
R0936
R0905
9V3
FWD_POWER
U0901
C0906
C0905
R0902
R0903
C0907
V_CONTROL
3
8
71
6
9
4
2
5
NC
GND
VAPC
NC
COMM
VPOS
FLTR
VSET
ENBL
RFIN
1.35V(44W)
1.28V(27.5W)
DNP
47K
R0745
R0747
R0917
U0902
R0916
R0915
R0914
RT0900
TP0900
R0913
C0911
R0904
9V3
48
1
3
2
12
1
DNP
R0921
C0900
R0919
R0959R0922
1
DNP
DNP
C0901
TP0901
C0916
R0920
C0915
C0914
VSWR SENSE
TP0904
1
DNP
R0763
R0757
R0924
R0923
C0926
R0965
PA_RO_VSWRSEN
VSWRSEN
1
OUT
U0902
48
7
5
6
2.01V(27.5W)
0.38V(44W)
0.21V(27.5W)
DNP
1%
2.67V(44W)
R0744
R0931
C0919
TP0903
R0930
R0933
R0929
TP0902
R0928
R0932
C0918
C0917
REV_DETECTED
FWD_DETECTED
9V3
9V3
1
1
C0925
PA_RO_TX_DAC
TX_DAC
9V3
9V3
1
IN
1%
1%
1%
R0962
C0957
R0961
C0902
R0960
U0904
C0956
25
4
1
3
DNP
DNP
C0739
U0700
9V3
2
13
VOUT
GND
POS
U0903
9V3
2
13
VOUT
GND
POS
PA_RO_PA_TEMP
R0934
R0935
C0921
TEMPSEN
1
OUT
DNP
Q0900
4
1
3
6
5
2
DNPDNP
C0923C0922
9V3
DNP
DNP
9V3 TO REV BIAS PIN IN LP MODE
PA_RO_ATT_ENB
C0920
R0927
9V3_TX
LO_PWR_PAD
ATT_ENB
1
IN
DNP
DNP
DNP
R0926
Q0901
R0925
4
1 3
6 5
2
HI_PWR_PAD
VHF (136–174 MHz) 25–45W Power Control Schematic Diagram