1
1
2
2
3
3
4
4
5
5
A A
B B
C C
D D
H=1.9mm
DEFAULT
SHORT
4/12 power change , layout
㓦ᶵᶳ
DEFAULT
SHORT
VDDQ(1.2V)
ON
9A
VDDQ_VTT(0.6V)
2A
ON
PGOOD
㨇㥳檀⹎旸⇞
,10u c han ge to 0 4
㨇㥳檀⹎旸⇞
,22u c hange to1 0 u * 2
Vou t
=0.75*(1+R1/R2)
=0.75*(1+4.99K/8.06K)
=1.214V
VDDQ_SNS VDDQ_S5
VDDQSET
VDDQ_DRVL
VTTEN
VDDQ_VCC5
VDDQ_VBST
VTT_REF
VDDQ_CS
VDDQ_DRVH
VTT_SNS
VTT_MEM_R
VTT_TON
VDDQ_DRVH_R
VDDQ_VTT
VDDQ
3.3V
5V
5V
VDDQ_R
5V
VIN
VDDQ_R
5V
5V
VIN
3.3VS
DDR_VTT_CTRL3
VDDQ_PWRGD 10
SUSB47
2.5V_PG51
Title
Size Document Number R e v
Date: Sheet
of
D02A
[50] VDDQ,VDDQ_VTT,1.8VA
A3
50 61Thursday, August 06, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
6-71-NV400-D02A
Title
Size Document Number R e v
Date: Sheet
of
D02A
[50] VDDQ,VDDQ_VTT,1.8VA
A3
50 61Thursday, August 06, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
6-71-NV400-D02A
Title
Size Document Number R e v
Date: Sheet
of
D02A
[50] VDDQ,VDDQ_VTT,1.8VA
A3
50 61Thursday, August 06, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
6-71-NV400-D02A
PL14
BCIHP0730-1R0M
1 2
PC227
0.1u_25V_X7R_06
Q39
2SK3018S3
G
DS
PR272
*20mil short-p
PC229
4.7u_25V_X5R_08
PC248
*1000p_50V_X7R_04
R442
*10K_04
PR122 2_06
R441 68K_1%_04
PR120 8.06K_1%_04
PD6
*RB0540S2
A C
PJ23 5mm
12
PU3
G5616BRZ1U
VTTGND
1
VLDOIN
19
VTT
20
VTTSNS
2
GND
3
TON
9
VTTREF
4
VCC5
11
PGOOD
10
S5
8
S3
7
VDDQSET
6
VDDQSNS
5
CS
13
PGND
14
DRVL
15
LL
16
DRVH
17
VBST
18
PVCC5
12
GND
21
PC46 10u_6.3V_X5R_04
PR123
7.5K_1%_06
Q40
MMBT3904H
B
E C
PQ19
MTNN060403SH8-0-T6-G
1
2
8
3
4
9
5
6
7
10
C871
0.01u_16V_X7R_04
R491
10K_04
R871
10K_04
PC49
1u_6.3V_X5R_04
C491
*0.1u_16V_X5R_02
PC47
0.1u_10V_X7R_04
PJ8 2mm
12
PR118 4.99K_1%_04
PC42 0.1u_10V_X5R_04
PD8
CSOD140BSH
A C
C490
*0.1u_6.3V_X5R_02
PR289
*5.1_06
PR119
*20mil short-p
PC44
10u_6.3V_X5R_04
R432 10K_04
PC43
*10u_6.3V_X5R_04
COMMON
330U_2V_D2_D
PC212
20%
2V
AL POLYMER
3.0A@105C
0.009R
SMD_7343
PR124 560K_1%_04
PC48
1u_6.3V_X5R_04
PR121
0_04
PC45
10u_6.3V_X5R_04
PC236 0.1u_10V_X5R_04
R818
1K_04
PC228
4.7u_25V_X5R_08
R451 *0_04
PJ16
*CV-40mil
12
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