Schematics

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Suggest trace width > 25 mil
1.2V
0.5V x (1+R1402/R1403)=1.2V
0.6V x (1+R1404/R1405)
Note: 28-1
LDO for VA12
Suggest trace width > 40 mil
Suggest trace width > 12 mil
Suggest trace width > 12 mil
Ext. Bulk for VS2
1.46V
NOTE: Do not use VCAMD 1.3/1.5/1.8 when VS2 BUCK applied
Note: 28-2
MT6691ZXP/A / Ext. buck LP4X VDRAM(VDDQ)
I2C address: 0x50 (Write:0xA0, Read:0xA1)
Ext. buck LPDDR4X/LPDDR4 VDRAM
LPDDR4X/LPDDR4 VDD1 1.8V LDO
Note: 28-4
Note: 28-5
Note: 28-4
Ext. buck LPDDR4X VDDQ
Note: 28-6
Suggest trace width > 20 mil
Suggest trace width > 20 mil
MT6691OOP/A / Ext. buck LP4X/LP4 VDRAM (VDD2)
I2C address: 0X57 (Write:0xAE, Read:0xAF)
1.125V
Suggest trace width > 50 mil
4mil
Suggest trace width > 30 mil
Suggest trace width > 25 mil
Note: 28-6
0.6V
Suggest trace width > 20 mil
Schematic design notice of "28_POWER_ThirdParty-Power"
Note 28-3:
VA12 Layout placement please close to AP Note 28-1:
Note 28-4:
VCN33 LDO Layout placement please close to MT6631
Note 28-2:
1.MT6691OOP/A Buck Layout Placement please close to LP4X/LP4
2.MT6691ZXP/A Buck Layout Placement please close to LP4X
3.If DRAM Application is LPDDR4 , MT6691ZXP/A NC
VS2 Buck Layout placement please close to PMIC MT6357
U2810 LDO Layout Placement Please close to LPDDR4X/LPDDR4 VDD1 power ball
Note 28-6:
For EMI_VDD2_FB and EMI_VDDQ_FB, please follow MMD rule
Note 28-5:
MT6691ZXP/A
GND
GND GND
GND
GND GND
GND G ND GND
GND
GND
GND
GND GND
GND GND
GND GND
GND
GND
GND
GND
GND
VSYS
7,8,9 ,12,1 4,36 ,37,4 0,41 ,42,4 3,47 ,48,68,78 ,85 VA1 2_PMU2
EXT _PMI C_E N2
9
EXT _VS 2
8,14
VSYS
7,8,9 ,12,1 4,36 ,37,4 0,41 ,42,4 3,47 ,48,68,78 ,85 EXT _VS 28 ,14
VS1 _PMU
7,8,1 4,41 ,48
EXT _VS 2_F B8
EMI_ VDD Q_F B15
EMI_ VDD 2_F B15
SCL 3
4,14 ,85
SCL 3
4,14 ,85
SDA 3
4,14 ,85
SDA 3
4,14 ,85
EXT _PMI C_E N1
9,14
EXT _PMI C_E N1
9,14
EMI_ VDD 21 ,15
EMI_ VDD Q1,15
EMI_ VDD 12 ,15
VIO 18_ PMU
2,3,6 ,8,10 ,14,1 5,36 ,37,4 3,44 ,45,4 7,48,58,6 8,84,85
VSYS
7,8,9 ,12,1 4,36 ,37,4 0,41 ,42,4 3,47 ,48,68,78 ,85
VSYS
7,8,9 ,12,1 4,36 ,37,4 0,41 ,42,4 3,47 ,48,68,78 ,85
VIO 18_ PMU
2,3,6 ,8,10 ,14,1 5,36 ,37,4 3,44 ,45,4 7,48,58,6 8,84,85
VS1 _PMU
7,8,1 4,41 ,48
Size
DES IGNER:
Shee t o f
DOC UMENT NO .:
DEP ART MENT:
D
14 48
V10
14_POWER_ThirdParty_Powers
Friday, F ebruary 1 1, 20 22
WI NGTECH-SH YL
Design Name
Size
DES IGNER:
Shee t o f
DOC UMENT NO .:
DEP ART MENT:
D
14 48
V10
14_POWER_ThirdParty_Powers
Friday, F ebruary 1 1, 20 22
WI NGTECH-SH YL
Design Name
Size
DES IGNER:
Shee t o f
DOC UMENT NO .:
DEP ART MENT:
D
14 48
V10
14_POWER_ThirdParty_Powers
Friday, F ebruary 1 1, 20 22
WI NGTECH-SH YL
Design Name
R14 04
330 K;1% ;020 1
C14 01
1.0UF ;20% ;6.3V ;020 1
C14 06
0.1uF ;20% ;6.3V ;020 1
U140 5
MT66 91Z XP/A
VIN1
A1
SW1
A2
PGND1
A3
VIN2
B1
SW2
B2
PGND2
B3
VIN3
C1
PGND3
C2
AGND1
C3
VSEL
D1
EN
D2
SDA
D3
AGND2
E1
SCL
E2
VOUT
E3
L14 01 1.0uH;20 %;20 16
G14 04
G14 03
U140 1
MT66 80P /A
VOUT
A1
ADJ
B1
VIN
A2
EN
B2
GND
C1
BIAS
C2
C14 07
10uF ;20% ;6.3V ;040 2
C14 13
0.1uF ;20% ;6.3V ;020 1
C14 12
4.7uF ;20% ;6.3V ;040 2
C14 15
1.0UF ;20% ;6.3V ;020 1
C14 16
1.0UF ;20% ;6.3V ;020 1
G14 02
U140 4
ETA 505 3V1 80DF1E
VOUT
1
GND
2
EN
3
VIN
4
GNDP
5
C14 03
4.7uF ;20% ;6.3V ;040 2
U140 2
MT66 90N/A
LX
6
FB
2
VOUT
4
VIN
7
AGND
3
PGOOD
8
EN
1
PGND
5
R14 05
210 K;1% ;020 1
C14 88
33p F;5% ;50V ;020 1
R14 08
NF_1 M;5%;0 201
G14 01
C14 02
10uF ;20% ;6.3V ;040 2
R14 01 1K ;5%;0 201
C14 05
10uF ;20% ;6.3V ;040 2
R14 02
28K ;1%;0 201
C14 04
10uF ;20% ;6.3V ;040 2
C14 11
0.1uF ;20% ;6.3V ;020 1
R14 03
20K ;1%;0 201
L14 02
0.33 UH;201 6
C14 10
NF_0 .1uF;2 0%;6 .3V;0 201
TP1 401
1
L14 03
0.33 UH;201 6
C14 14
4.7uF ;20% ;6.3V ;040 2
U140 6
MT66 91O OP/A
VSEL
D1
AGND
C3
SW
B2
SW
A2
AGND
E1
VIN
A1
SDA
D3
PGND
A3
VIN
B1
SCL
E2
EN
D2
VIN
C1
VOUT
E3
PGND
B3
PGND
C2
VS2
VS2 _FB