Power 0.925V/1.8Vs - EUROCOM A110EU Service Manual

Power 0.925V/1.8VS

3.3V
14 1.8VS_PWRGD
5V
34,35,39 SUSB
5V
VDD3
PR214
100K_04
PR215
PQ78
10K_04
0.85V_ON
2SK3018S3
Z3802 G
PR218 10K_04
Z3801 B PJ24
1.05VS_VTT
PQ79 *40mil
BTN3904
3 .3 V
2A
PU1
5
PR66 10K_04
VIN VCNTL
9
7 VIN
1.8VS_PWRGD R89 *10mil_short_04 POK_6610
POK VOUT
VOUT
EN1.8VS1 8
PR65 100K_04
EN
1
PC54
GND VFB
PQ18
0.1u_16V_Y 5V_04
2SK3018S3
G
AX6615ESA
PC60 PC61
0.1u_16V_Y5V_04 10u_6.3V_X5R_06_E
6-02-06615-320
6-02-07113-320
6A
V1.05
PC201 PC202
4.7u_25V_X5R_08 4.7u_25V_X5R_08
PU13
-n²¾¾aªñPIN1,2¸} G9330
1A
1 6
5V
IN DRV
PC207
1u_10V_Y5V_06
2 5
GND ADJ
4 3
EN PGOOD
PC208
*1u_6.3V_X5R_04
10K_04
-n²¾¾aªñPIN6¸}
5V 1.8VS
PC57
V1.8
2.2u_6.3V_X5R_06
6 1.8VS
2A
PJ5
4 1 2
3
*OPEN-3mm
PC142 PC141 PC143
2
VFB_6610 PR145 1.3K_1%_04
PC140 82p_50V_NPO_04
PR144
1K_1%_04
Vout= 0.8*(PR73+PR72)/PR72=1.84V
0.85VS
PQ76
MDS1521
8
7 3
6 2
5 1
PR211 PC205
100_04 0.47u_10V_Y5V_04
PR213 PC206
6.98K_1%_04 *0.1u_16V_04
VDD3
PR216 PR212
10K_1%_04 45.3K_1%_04
PR223
PQ80
10K_04
2SK3018S3
PR217
3.3V
G
0.85VS_PWRGD
0.85VS_PWRGD 14
0_04
B
PQ81
BTN3904
VCCSA_VID0
39 V1.05
15,18,20,21,22,23,27,34,35,37,39 VDD5
20,34,37,39,40,41,42 VIN
23,32,33,34,35,36 5V
2,5,25,30,32,34,35,36 3.3V
7,15,18 1.8VS
5,7 0.85VS
5,12,13,14,18,20,21,22,25,27,29,30,32,33,34,35,37,39,42 VDD3
2,5,7,17,18,35,40 1.05VS_VTT
Schematic Diagrams
Sheet 38 of 45
Power 0.925V/
1.8VS
0.85VS
6A
PC203 PC204
PR222
VCCSA_VID0 5
0.925V 0.85V
0 1
Power 0.925V/1.8VS B - 39