Vcore - EUROCOM ARMADILLO 2 W840AU Service Manual

VCORE

5
3.3VS
PR37
100K_04
D
PJ6
*CV-40mil
VR_EN
PR38 *0_04
6,15,28 ALL_SYS_PW RGD
PR44 0_04
9 H_VR_ENABLE
APGND
PR54
49.9_1%_04 PC29
PC31 10p_50V_NPO_04
APGND
330p_50V_X7R_04
PC32 2200p_50V_X7R_04
PR55 1K_04
PR58 7.5K_1%_04
PR56
*0_04
C
9,11 VSS_SENSE PR51 0_04
PR52 0_04
PC25 PC27 *2200p_50V_X7R_04
9 VCC_SENSE 1000p_50V_X7R_04
PR48 0_04
PR46
5VS
ROSC(ohm) FSW(Hz)
11.8K ?K
B
1.05S_VCCST
PR42 PR41 PR40
110_1%_04 *75_1%_04 54.9_1%_04
9 H_CPU_SVIDDAT
9 H_CPU_SVIDALRT#
9 H_CPU_SVIDCLK
A
5
4 3
RT2
100K_NTC_04_A
2 1 PR62 42.2K_1%_06 SW N
PUT COLSE
TO VCORE
Phase 1
PR169 PR59
Inductor
75K_1%_04 165K_1%_04
PC34
820p_50V_X7R_04
PC35 PC132
1000p_50V_X7R_04
680p_50V_X7R_04 APGND APGND
CSCOMP PC33
2.2u_6.3V_X5R_04
PR60 PR178
16.2K_1%_04
PR177 24K_1%_04
5VS
PU2
NCP81101BMNTXG
PC131 470p_50V_X7R_04
PR61 PR174
69.8K_1%_04
15.4K_1%_04 14
VBOOT
22
ROSC
23 13 TSENSE PC30 0.01u_50V_X7R_04
COMP TSENSE
24 9
FB HG
25 11
DIFFOUT PGND
26 10
VSN SW
27 8
VSP BST
28 12 PR47 2_06
VCC LG
29
GND
2.2_06
APGND
PC124
PR171
VR_EN 1K_1%_04
VIN_CPU
H_CPU_SVIDDAT
H_CPU_SVIDALRT#
H_CPU_SVIDCLK
APGND PC125
0.01u_50V_X7R_04
APGND
TSENSE
PR141
0_04
1.05S_VCCST
PR140 RT1 PR43
75_1%_04
100K_NTC_04_A
PUT COLSE
TO VCORE 2 H_PROCHOT#
HOT SPOT
2,4,5,6,7,8,10,13,14,15,16,22,23,24,25,26,28,29,30,32,34
4 3
2
VIN
VIN_CPU
PC117 PC109 PC110 PC111
+
PQ39 PQ40 PC213
MDU1516 MDU1516
ULTRASO-8 ULTRASO-8
EMI +
G G
R22 0_06
APGND
1
PQ44 PQ45
MDU1512 MDU1512 PR166
PC26 0.22u_10V_X5R_04 ULTRASO-8 ULTRASO-8 PR168
*10mil_short
PD8 5.1_06
G G
FM5822
PC119
2200p_50V_X7R_04
EMI
VCCIN
C406 C408 C407
H/W + POWER OUTPUT CAP=25PCS
1.05S_VCCST
PR39
10K_04
9 VR_READY
! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/
15,25,26,29,34,37 5VS
Title Title Title
2,7,9 1.05S_VCCST [36]VCORE [36]VCORE [36]VCORE
15,30,31,32,33,35,37 VIN
9 VCCIN
Size Size Size Document Number Document Number Document Number 6-71-W8400-D04A
3.3VS
A3 A3 A3
Date: Date: Date: Friday, July 11, 2014 Friday, July 11, 2014 Friday, July 11, 2014
2
Schematic Diagrams
1
D
PJ29
*4mm
PC187 PC115
PC203
Sheet 36 of 42
PL4
R22 VCORE
2
VCCIN
C
SW N
PR167
10_04
CSREF
B
PR173 *20mil_04
APGND
A
Rev Rev Rev
1.0 1.0 1.0
Sheet Sheet Sheet 36 36 36 of of of 42 42 42
1
VCORE B - 37