Clevo NL40MU1 Service Manual page 80

Schematic Diagrams
VDDQ, VDDQ_VTT, 1.8VA
DDR4
1.2V/0.6VS
VTT_MEM(0.675V)
A
VDDQ_VTT
Sheet 31 of 47
VDDQ, VDDQ_VTT,
B
1.8VA
[3]
C
D
B - 32 VDDQ, VDDQ_VTT, 1.8VA
1 2 3
VDDQ_R
45mil
PC78 10u_6.3V_X5R_06
DEFAULT SHORT
1.5A
PJ13
VTT_MEM_R
1 2
2mm
PC59
PC64 PR71
*15mil_short
22u_6.3V_X5R_06
*10u_6.3V_X5R_06
VTT_SNS
VTT_TON
PR80 560K_1%_04
VIN
VTT_REF
PC62 0.1u_6.3V_X5R_02
VDDQ_SNS
VDDQSET
R2
PR72 7.68K_1%_04
PR74 10K_04
5V
VTT_EN#
PR76 *0_04 G
[22,36] SUSB
5V
R399
10K_04
R400 ON
1K_04
DDR_VTT_CTRL_R B
Q21
DDR_VTT_CTRL
MMBT3904H PJ10
C326 *CV-40mil
VDD3
1.5A
PC139
1.8VA
VDD3
PC140 0.1u_10V_X5R_04
10u_6.3V_X5R_06
PR139 PU7
G9661MF11U
3
47K_04
VIN VCNTL
3.3VA
1
[35] 1.8VA_PW RGD POK VOUT
PR28 *1K_04
PR29 20K_04 1.8VA_EN 2
[24,32] VA_EC_EN
EN
R288 *10K_04 8
[10,24] SLP_SUS# GND VFB
PC16
9
GND
Vout=0.8V*(1+Ra/Rb)
Vout=0.8V*(1+1.27)=1.816V
1 2 3
4 5
PD7
A C
5V
*RB0540S2
<Function>
PU2
G5616BRZ1U
PC77 0.1u_16V_X7R_04
19 18 VDDQ_VBST PQ6
VLDOIN VBST
PDC3908Z
<FUNCTION>
VDDQ_DRVH DRVH_R
20 17 PR4 0_04 4
VTT DRVH
VDDQ_L
1 16 PQ8
VTTGND LL
PDC3906Z
2 15 VDDQ_DRVL 4
VTTSNS DRVL
3 14
GND PGND
OCP 16A
5V
VDDQ_CS
9 13 PR7 10K_1%_06
TON CS
12
PVCC5
VDDQ_VCC5
4 11 PR10 2.2_06
VTTREF VCC5
PC79 PC75
10 PGOOD
PGOOD
3.3V
5 8
VDDQSNS S5
PR83
6 7
VDDQSET S3 *10K_04
PR88
<Function>
VTTEN
PC68
PQ5
[33] 2.5V_PG
*0.1u_6.3V_X5R_02
2SK3018S3
VREG5
PC137
1u_6.3V_X5R_04
P I N 6
4 1.8VA
1.5A
6
5
NC
PR128 PC141 PC138 PC136 PC135
Ra
7 12.7K_1%_04
PU11_VFB
PR127
Rb
10K_1%_04
4 5
6 7
2A
VIN
PC1 PC70 PC69 VDDQ(1.2V)
+ +
VDDQ_R
13A
PL3
BCIHP0730SC-1R0M-X
1 2
7.0*7.7*3mm
PC73 PC60 DEFAULT
PC81 330U_2V_D2_D
PD1
COMMON
2200p_50V_X7R_04
20%
1A
2V
SS1040G AL POLYMER
PR91 3.0A@105C
0.009R
SMD_7343
2.2_06
3.3VS
PR89 PR95
*15mil_short
10K_04
0_04
VDDQ_PW RGD [10]
Vout
=0.75*(1+R1/R2)
=0.75*(1+4.99K/7.68K)
=1.237V
R1
PR5 4.99K_1%_04
PR2 47K_04
5V
PC5 *100p_50V_NPO_04
PC71
*0.22u_10V_X5R_04
ON
Title Title Title
[31] VDDQ,VDDQ_VTT,1.8VA [31] VDDQ,VDDQ_VTT,1.8VA [31] VDDQ,VDDQ_VTT,1.8VA
Size Size Size Document Number Document Number Document Number
6-71-NLx0MU-D02 6-71-NLx0MU-D02 6-71-NLx0MU-D02
A3 A3 A3 NLx0MU NLx0MU NLx0MU
Date: Date: Date: W ednesday, August 18, 2021 W ednesday, August 18, 2021 W ednesday, August 18, 2021 Sheet Sheet Sheet
6 7
8
A
PJ1
2 1
VDDQ
OPEN-5mm
SHORT
B
C
D
R e v R e v R e v
D02 D02 D02
31 31 31 o f o f o f 47 47 47
8