EUROCOM D47EV Service Manual page 126

Schematic Diagrams
+1.2V, +1.5V
Sheet 37 of 42
+1.2V, +1.5V
+1.5V
B - 38 +1.2V, +1.5V (71-D40U0-D04A)
VIN
SYS5V
2 2
PC56
0.1uF/25V
10U_1210
1 1
8
PQ26
1.5V
IRF7811AV 4
PJ5 5A PL4
2 1
4.7uH
8mm
8
PC38 + + 4
PC39
*220U/4V 220U/4V
1
PC141 PR36 PQ21
20K 1% IRF7807D1
100pF
2
PR103
10K 1%
SUS-
G PQ29
38 SUS-
2N7002
G
38,39 DD_ON#
1 2 1 2 2 1
PR41 0 PR42 10 PC154 1U
2 1
PC50 1U PD6
RB751V
PD15
RB751V
PC55 2
27 13 PC158
PGOOD1 PGOOD2
2
2 1 3 25 PC142
VDDP1 VCCA1
PC156 1U
2 1 17 11
VDDP2 VCCA2
PC49 1U
6 23 PR35
DH1 TON1
1 2 4 9 PR135
ILIM1 TON2
PR124 15K 1%
5 20
LX1 DH2
2 21 2 1
DL1 BST2
PC143 0.1uF
PC157
SC1485
2 1 7 18 1
BST1 ILIM2
PR104 20K 1%
0.1uF 26 19
FBK1 LX2
24 16
VOUT1 DL2
8 12
EN/PSV2 FBK2
22 10
EN/PSV1 VOUT2
SYS5V
PR136
10K PU12
1 PR115
PC162 1 2
0
0.1U
2
SYS5V
PR43
10K
+12V +1.5V
1
4A
PC51
PQ22
2N7002 0.1U
2
PR99
100K
PC135
0.1UF(0805)(R)
1
1000P
1
1000P
2 2
PC53
PC54
0.1uF/25V
1M 10U_1210
1 1
1M
8
PQ28
4 IRF7811AV
2
PL3 8A
1.2VS
1 2
2.0UH
PC43
+
8 PC37 + 1
PQ27 220U/4V PR125
4 IRF7807D1 *220U/4V PC159
14.2K 1% 100pF
2
PR126
10K 1%
+1.5VS
PQ55
Si4800
8
4A
7 3
6 2
5 1
4
PQ56
2N7002
SUS-
G
PJ4
+1.2VS
10mm