资料介绍
一个3G手机电路图9. CIRCUIT DIAGRAM
1
2
3
4
5
6
7
8
9
10
11
12
A
A
C1012 22p
ANT
G4 G3
G2 G1
WCDMA_TX
TX
RX N1002 DFYK61G95LBNCB
WCDMA_RX
B
C1013 W1001 KMS-507
RF G2 G1 ANT
B
C1000 6.8p ANTPAD
GSM_TX
22p
DCS_TX
12
GSM900_RX GSM1800_1900_TX
14
GSM900_TX
6
WCDMA
8
ANT
N1000 LMSP54MA-213
L1001 12nH
L1002 5.6nH
GND4 GND3
GSM1900_RX
GSM1800_RX
V1001 RN47A4
15 13 5 7 3
GND2 GND1 GND5
VC2 VC1
9 10
VDD VCG
11
VCCB C
C1010 1000p
3
4
R1002 NA
2
16 4 2 C1011 22p
1
C DCS_RX
R1007
1 5
51
GSM_RX ANTSW3 ANTSW2 ANTSW1 ANTSW0 D
R1001 NA R1006 0 R1005 0 R1004 0 R1003 0
D
C1007 0.01u
C1001 10p
C1009 10p
C1002 0.01u
C1008 10p
C1003 0.01u
C1004 0.01u
C1005 10p
E VDD_A
R1810
E VCCA
0
VDD_B
C1810 10u 2012 C1811 4.7u
R1811 0 C1802 10u 2012
VCCB
N1800 LP2985AIBP-
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