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< 1-5-3-1_TRX > Rev_0.1
WCDMA
B5 or B8 TRX _ G850 RX
TX_MODULE_TRX2
B1 or B2 TRX _G1900 RX
TX_MODULE_TRX3
LGE Internal Use Only
L1300
3.9n
L1302
L1301
18n
DNI
B8
B5
L1303
3.9n
FL1300
6
1
ANT
RX1
8
RX2
3
L1304
TX
L1305
DNI
2
8.2n
GND1
4
GND2
GND5
9
L1307
5
7
GND3
GND4
15n
EAM62510901
B5
EAM62510901
B8
EAM62890301
3G_RX_B1_N
L1309
L1308
DNI
3.3n
B1
FL1301
C1310
5.1p
C1311
22p
3G_RX_B1_P
6
3
ANT
TX_IN
1
1
RX_OUT1
C1312
L1312
L1313
8
RX_OUT2
2.7n
DNI
2
GND1
2
4
7
GND2
GND4
5
9
L1317
GND3
GND5
1p
EAM62930901
B2
EAM62810101
B1
EAM62930901
3G_RX_B5_N
3G_RX_B5_P
3.3p
L1306
+3V4_MTK_VPA
C1303
C1304
2.2u
1n
U1300
14
RFOUT_LB
13
GND2
12
VCC
11
3.9n
RFOUT_HB
10
CPL_IN
9
GND1
8
L1314
CPL_OUT
1.2p
R1302
27
R1303
- 134 -
6. CIRCUIT DIAGRAM
VBAT
C1305
C1306
C1314
100p
1n
1u
ECZH0001215
SKY77758
L1310
DNI
VEN_LB
1
3G_PA_LB_EN
2
RFIN_LB
VBATT
3
C1315
2.7p
4
RFIN_HB
NC
5
6
VMODE
PA_MODE_SEL_0
VEN_HB
7
3G_PA_HB_EN
L1315
DNI
27
PDET_IN
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3G_TX_LB
3G_TX_HB_1
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