Power V_Sm, Vtt Mem - EUROCOM P270WM Service Manual

Power V_SM, VTT MEM

V_SM_C01/23, VTT_MEM01/23
3.3V
Close to pin34
PC35 PC15
PR46 0.1u_10V_X5R_04 0.1u_10V_X5R_04
8112_DDRP2_RCSM_R 0_04 8112_DDRP2_RCSM
RT3 PR54 PC38
10K_NTC_06 0_04 100p_50V_NPO_04
Close to output
PR47
inductor
8112_DDRP2_RCSP_R 1.47K_1%_04 8112_DDRP2_RCSP
Dif f pair
PR52 12K_1%_04
IN_P1V5_DDRP1_ISEN2_N 8112_DDRP1_ISEN2_R 8112_DDRP1_ISEN2 37
ISEN6
PR38 300_1%_04
38
PC39 8112_DDRP1_RTN2
IRTN6
PR320 0.1u_10V_X5R_04
*3.32K_1%_04 PR42 39
IP_P1V5_DDRP1_ISEN2_P ISEN5
300_1%_04
PR39 300_1%_04 PR48 40
IRTN5
300_1%_04
41
D03-1007R PR43
ISEN4
300_1%_04
Modify Add R
42
PR49
IRTN4
300_1%_04
PR44 43
ISEN3
300_1%_04
D03-1007R PR50 44
IRTN3
300_1%_04
Modify Add R
45
PR45
ISNE2
300_1%_04
46
PR51
IRTN2
PR53 PR40 300_1%_04
IN_P1V5_DDRP1_ISEN1_N 8112_DDRP1_ISEN1_R 8112_DDRP1_ISEN1 47
ISEN1
12K_1%_04 PC40 300_1%_04
8112_DDRP1_RTN1 48
0.1u_10V_X5R_04
IRTN1
PR321
49
*3.32K_1%_04
PAD
IP_P1V5_DDRP1_ISEN1_P
PR41 300_1%_04
PR37
8112_DDRP1_RCSP_R 0_04 8112_DDRP1_RCSP
RT2 PR36 PC37
0_0402 100p_50V_NPO_04
10K_NTC_06
Close to output
inductor PR35
8112_DDRP1_RCSM_R 1.47K_1%_04 8112_DDRP1_RCSM
Dif f pair 3.3V
3.3V
PC36
0.1u_10V_X5R_04
Close to pin3
PR180
10_04
+VCCD_01
PR32
P1_VCCD_01_F B_H 0_04
PC33
Dif f pair 3300p_50V_X7R_04
PR31
P1_VCCD_01_F B_L 0_04
PR177
10_04
3.3V
PR14 10_04
+VCCD_23
PR29 0_04 P1_VCCD_23_FB_H
PC34
Dif f pair
3300p_50V_X7R_04
P1_VCCD_23_FB_L
PR28 0_04
PR17 10_04 P1V5_DDRP1_EN
P1V5_DDRP1_PW M2
P1V5_DDRP1_PW M1
0718J
Modify 2.49K
CLOSE PU2
3.3V 3.3V
PU5 PC29
CHL8326 0.01u_50V_X7R_04
24 PR173 2.49K_1%_04 PR171 PR170
PM_ADDR_GPO_C
* 4.7K_04 *4.7K_04 0718J
23
PR168 2.49K_1%_04 Add SUSC#
SV_ADDR_GPO_D
PC22
22
0.01u_50V_X7R_04 PR300 0_04
SMB_CLK SMB_CLK_MAIN 6,18,25,30,37,51,52
21
PR301 0_04
SMB_DIO SMB_DATA_MAIN 6,18,25,30,37,51,52
20 8112_DDRP1_SALERT# PR23 4.7K_04 PJ27 *OPEN_40mil
3.3V SUSC# 25,33,41
SMB_ALERT#
19 P1V5_DDRP1_EN PJ17 *OPEN_40mil PR166
EN
18
PR24 10K_04 PC154
VR_HOT# 3.3V
MEM_HOT# 12
17 PR20 *4.7K_04 *1u_6.3V_X5R_04
V_CPU_VTT
SVID_DIO
PC23 PR302 0_04
SVIDDATA 5,52
16 * 10p_50V_NPO_04 PR21 *4.7K_04
V_CPU_VTT
SVID_CLK
PC24 PR303 150_04
SVIDCLK 5,52
15
* 10p_50V_NPO_04 PR25 *4.7K_04
SVID_ALERT# V_CPU_VTT
PR304 0_04
14 SVIDALERT_N 5,52
PSI
PSI
13 PR27 * 4.7K_04
3.3V
GPO_A
5V
3.3V
FP CHG QFN48-7X7
PR22
PR26 4.75K_1%_04
3.3V 10K_04
PSI VINSEN
PR172
*4.7K_04 PC27
PR169 PR167 0.01u_50V_X7R_04
VCCD_23_PG *10K_04 1K_1%_04
VCCD_23_PG 41
3.3V
P1V5_DDRPG_P1 P1V5_DDRPG_P1
3.3V PR174
*4.7K_04
VCCD_01_PG
VCCD_01_PG 41
8112_DDRP1_V18A 8112_DDRP1_V18A 8112_DDRP1_V18A 8112_DDRP1_V18A 8112_DDRP1_V18A
PC31 0715J
0.47u_10V_X5R_04 Modify "*"
PC28
4.7u_6.3V_X5R_06
PC32 PR175 RT1
47K_NTC_06
Close to
Power stage
P1V5_VCCD_01_ Phase 1
VIN
PR59
5V 0_06 PQ5
PR60 PC156 IR7914/NTMF S4926N
1_1%_06 0.1u_10V_X5R_04
PR57 G
1_1%_06 PR58
PU6 CHL8515 10K_04 PL1
5 6 BCIHP1040-0R56M
BOOT HGATE
2 7 1 2
4 VCC SW 8
HVCC LGATE
P1V5_DDRP1_PW M1 1
3 PWM
PQ4
LVCC
PC43 PC45 IR7932/NTMF S4935N
PR55
PR56 2.2_08
0_06
G
PC41
1000p_50V_X7R_04
IN_P1V5_DDRP1_ISEN1_N
IP_P1V5_DDRP1_ISEN1_P
*10K_04
DD_ON 33,45,47,49,50
PU4 G2998
7 4
+VCCD_01
5 VTT_IN VREF
PC17
VDDQ
0.1u_10V_X5R_04 +VCCD_VTT1
6 8
3.3V
VCC VTT 3
PR19 PC25 4.7u_25V_X5R_08
VTTS
*0_04 2
18,25,33,35,49 SUSB# EN
PR18
10_04
33,45,47,49,50 DD_ON
FP CHG M-SO8_EP
P1V5_VCCD_23_ Phase 2
VIN
PC144 PC5
PR159
5V
0_06 PQ42
PR2 PC8 IR7914/NTMFS4926N DCR:AVG 2.2m ohm,
1_1%_06 0.1u_10V_X5R_04
MAX 2.5m ohm
+VCCD_23
PR154 G
1_1%_06 PR161
PU1 CHL8515 10K_04 PL11
5 6 BCIHP1040-0R56M
2 BOOT HGATE 7 1 2
VCC SW
4 8
HVCC LGATE
P1V5_DDRP1_PWM2 1
3 PWM
PQ41
LVCC
IR7932/NTMFS4935N PC152
PC2 PC1
PR162
PR157 2.2_08
0_06
G
PC145
1000p_50V_X7R_04
IN_P1V5_DDRP1_ISEN2_N
IP_P1V5_DDRP1_ISEN2_P
PR15
PR16
PU3 G2998
7 4
+VCCD_23
5 VTT_IN VREF
PC14
VDDQ
PC13 PC153 0.1u_10V_X5R_04 +VCCD_VTT2
4.7u_25V_X5R_08 4.7u_25V_X5R_08
6 8
3.3V
VCC VTT 3
PC16 4.7u_25V_X5R_08
2 VTTS
PC18 PC19
18,25,33,35,49 SUSB# EN
PR165 *0_04
33,45,47,49,50 DD_ON
PR164 10_04
FP CHG M-SO8_EP
Schematic Diagrams
DCR:AVG 2.2m ohm,
MAX 2.5m ohm
+VCCD_01
V_SM_C01
PJ3
D03-1018R
1 2
Modify
JUMP-10MM
PC42
+
330U_2.5V_D2
D03-1005R
Modify
PR179 *0_04 P1_VCCD_01_F B_H
P1_VCCD_01_FB_L
PR178 *0_04
Sheet 46 of 63
Power V_SM, VTT
VTT_MEM01
MEM
VCCD_VTT1
PJ1
1 2
J UMP-3MM
VCCD_23
V_SM_C23
PJ16
1 2
J UMP-10MM
+
P1_VCCD_23_FB_H
*0_04
*0_04 P1_VCCD_23_FB_L
VTT_MEM23
VCCD_VTT2
PJ2
1 2
JUMP-3MM
Power V_SM, VTT MEM B - 47