Power 1.5V - EUROCOM W110ER Service Manual

POWER 1.5V

VTT_MEM
PJ22
2 1
VTT_MEM
*OPEN-2mm
PC220 PC221 PC219
10u_6.3V_X5R_06 10u_6.3V_X5R_06 * 10u_6.3V_X5R_06
PR135 0_04
VDD Q
PR136 *0_04
5V
PR137 *0_04
PR275
5V
PR 270 *22_04
VTT_MEM
PC231
*1000p_50V_X7R_04
PQ32
G
SUSB
35,37,39 SU SB
*MTN 7002ZHS3
*1000p_50V_X7R_04
PR 277
5V
PR 276
PR143 100K_04
5V
VTTEN
PQ31
SUSB G
MTN 7002ZH S3
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PD12
A C
5V
RB0540S2
PU13
VD DQ
PC217
10u_6.3V_X5R_06
23 22 VBST PC107 0.1u_10V_X7R_04
VLDOIN VBST
VTT 24 21 D RVH
VTT DRVH
PR134 1 20 LL
VTTGND LL
0_04
VTTSN S 2 19 D RVL
VTTSNS DR VL
3 18
GND PGND
17
PR140 0_06
C S_GND
4 16
MODE CS PR139 10K_1%_06
MODE CS
15
PVCC5
PC 230 VTTREF 5 14 PR 138
VTTREF VCC5
0.1u_10V_X7R_04
6 13
0_04 COMP_VDD PC227 PC 226
COMP PGOOD
VDDQSNS 8 11 S5_6163
VD DQSNS S5
9 10
PR271
VD DQSET S3
*10_04
VDDQSET
PC229
uP6163
*10K_1%_04
PR144 47K_04
5V
10K_1%_04
R2
PR142 100K_04
PC232
5 G
20,34 SUSC #
0.1u_16V_Y 5V_04
2,6,11,16,18,19,20,22,23,24,25,27,28,29,30,35,37,39,40,42
VIN
PC 214 PC97 PC99 PC215
PQ62
ME4894-G
4
PL9
PR267
7/13 PQ62,PQ63,PQ64 footprintÅܧó TMPC1004H-R56M-Z01
1 2
2.2_06
PR266
PD21
0_06
PQ64
ME4626-G
5V 4 4
PQ63
2.2_06 ME4626-G
7/13 PQ63¤W¥ó
3.3V
PR268
100K_04
DDR1.5V_PWR GD
DDR 1.5V_PWRGD 20
PR272 10.7K_1%_04
R1
D
PQ70A PQ30 PC233
L2N7002DW1T1G *MTN 7002ZHS3
2 G
G 0.1u_16V_Y 5V_04
S
D PJ12
PQ70B *40mil
S L2N 7002DW1T1G
29,35 DD _ON#
PR 141 *0_04
VDDQ
9,10 VTT_MEM
13,14,15,37 FBVDD Q
25,28,29,35,37,39 5V
11,35,36,37,39,40,41,42,43 VIN
18,19,20,24,25,37,39 1.05VS
3,6,9,10,35,37 1.5V
3.3V
Schematic Diagrams
1.5V
VDDQ
30A
PJ19
1 2
1.5V
*OPEN-8mm
PC203 PC204
PC 206
+
Sheet 38 of 48
POWER 1.5V
PR264
0_06
Vout=(R1/R2+1)*0.75
POWER 1.5V B - 39