A
A
B
B
C
C
D
D
1
1
2
2
3
3
4
4
Compal Electronics, Inc.
Cout ESR=17m ohm Rdson(max)=16.5 mohm Rdson(typ)=13.5 mohm.
Ipeak=12 A, Imax=8.4A, Iocp=14.4A
Delta I=((Vin-Vo)*(Vo/Vin))/(L*Fsw)=2.195A
=>1/2Delta I=1.099A
Iocpmax=((21.5K*11uA)/0.0135)+0.5 delta I= A
Iocpmin=((21.5K*9uA)/(0.0165))+0.5 delta I=15.6A
<Vo=1.5V> VFB=0.75V
V=0.75*(1+10K/10.5K)=1.52V
Fsw=286K to 200KHz
need change OCP setting
STATE
S3
S5
1.5VP
Off
(Discharge)
Off
(Discharge)
VTT_REFP
0.75VSP
S0
S3
S4/S5
Hi
Hi
Hi
Lo
Lo
Lo
On
Rds=13.5m
Ω
(Typ)
16.5m
Ω
(Max)
On
靠靠
Output Cap PAD
On
On
On
Off
(Hi-Z)
Note: S3 - sleep ; S5 - power off
FB=0.75V
To GND = 1.5V
To VDD = 1.35V
Off
(Discharge)
S
3
_
1
.5
V
BST_1.5V-1
S
5
_
1
.5
V
1.5V_B+
1.5V_CS
1.5V_TON
VDD_1.5V
L
X
_
1
.5
V
1.5V_B+
U
G
_
1
.5
V
B
S
T
_
1
.5
V
PGOOD_1.5V
L
D
O
_
IN
LG_1.5V
FB_1.5V
+1.5VP
B+
+5VALW
+3VALW
+1.5VP
+VTT_REFP
+0.75VSP
+1.5VP
SUSP#
<29,33,36,39,40>
SYSON
<29,33>
SUSP
<33,39,40>
Title
Size
Document Number
Rev
Date:
Sheet
of
Security Classification
Compal Secret Data
THIS SHEET OF ENGINEERING DRAWING IS THE PROPRIETARY PROPERTY OF COMPAL ELECTRONICS, INC. AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS SHEET MAY NOT BE TRANSFERED FROM THE CUSTODY OF THE COMPETENT DIVISION OF R&D
DEPARTMENT EXCEPT AS AUTHORIZED BY COMPAL ELECTRONICS, INC. NEITHER THIS SHEET NOR THE INFORMATION IT CONTAINS
MAY BE USED BY OR DISCLOSED TO ANY THIRD PARTY WITHOUT PRIOR WRITTEN CONSENT OF COMPAL ELECTRONICS, INC.
Issued Date
Deciphered Date
1.0
PWR-+1.5VP
Custom
38
45
Friday, April 20, 2012
2011/11/22
2012/11/22
Q1VZC M/B LA-8941P Schematic
Title
Size
Document Number
Rev
Date:
Sheet
of
Security Classification
Compal Secret Data
THIS SHEET OF ENGINEERING DRAWING IS THE PROPRIETARY PROPERTY OF COMPAL ELECTRONICS, INC. AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS SHEET MAY NOT BE TRANSFERED FROM THE CUSTODY OF THE COMPETENT DIVISION OF R&D
DEPARTMENT EXCEPT AS AUTHORIZED BY COMPAL ELECTRONICS, INC. NEITHER THIS SHEET NOR THE INFORMATION IT CONTAINS
MAY BE USED BY OR DISCLOSED TO ANY THIRD PARTY WITHOUT PRIOR WRITTEN CONSENT OF COMPAL ELECTRONICS, INC.
Issued Date
Deciphered Date
1.0
PWR-+1.5VP
Custom
38
45
Friday, April 20, 2012
2011/11/22
2012/11/22
Q1VZC M/B LA-8941P Schematic
Title
Size
Document Number
Rev
Date:
Sheet
of
Security Classification
Compal Secret Data
THIS SHEET OF ENGINEERING DRAWING IS THE PROPRIETARY PROPERTY OF COMPAL ELECTRONICS, INC. AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS SHEET MAY NOT BE TRANSFERED FROM THE CUSTODY OF THE COMPETENT DIVISION OF R&D
DEPARTMENT EXCEPT AS AUTHORIZED BY COMPAL ELECTRONICS, INC. NEITHER THIS SHEET NOR THE INFORMATION IT CONTAINS
MAY BE USED BY OR DISCLOSED TO ANY THIRD PARTY WITHOUT PRIOR WRITTEN CONSENT OF COMPAL ELECTRONICS, INC.
Issued Date
Deciphered Date
1.0
PWR-+1.5VP
Custom
38
45
Friday, April 20, 2012
2011/11/22
2012/11/22
Q1VZC M/B LA-8941P Schematic
PJ15
JUMP_43X79
1
1
2
2
PC78
1U_0603_10V6K
1
2
P
C
7
7
1
U
_
0
6
0
3
_
1
0
V
6
K
1
2
P
C
7
3
1
0
U
_
0
8
0
5
_
2
5
V
6
K
1
2
PQ29
SI7716ADN-T1-GE3_POW ERPAK8-5
4
5
1
2
3
PC98
0.033U_0402_16V7K
1
2
PR171
0_0402_5%
1
2
PQ30
SIS412DN-T1-GE3_POW ERPAK8-5
4
5
1
2
3
PL16
1.5UH +-20% PCMC063T- 9A
1
2
P
R
9
7
1
0
K
_
0
4
0
2
_
5
%
@
1
2
PC325
0.1U_0402_16V7K
1
2
PJ18
JUMP_43X79
@
1
1
2
2
G
D
S
PQ31
2N7002KW _SOT323-3
2
1
3
PR173
680K_0402_1%
1
2
PR95
10.5K_0402_1%
1
2
PR172
887K_0402_1%
1
2
PR96
0_0603_5%
1
2
+
P
C
2
3
2
2
2
0
U
2
V
Y
D
2
E
S
R
1
5
M
1
2
PR174
5.1_0603_5%
1
2
PC75
680P_0402_50V7K
1
2
PC96
0.1U_0402_16V7K
@
1
2
PR169
10K_0402_1%
1
2
P
C
7
2
1
0
U
_
0
8
0
5
_
2
5
V
6
K
1
2
PC76
0.1U_0603_25V7K
1
2
PR170
21.5K_0402_1%
1
2
PU8
RT8207MZQW _W QFN20_3X3
VTTSNS
2
F
B
6
S
5
8
P
G
O
O
D
1
0
VDDP
12
P
H
A
S
E
1
6
B
O
O
T
1
8
VTTREF
4
PGND
14
VTTGND
1
GND
3
VDDQ
5
S
3
7
T
O
N
9
VDD
11
CS
13
LGATE
15
U
G
A
T
E
1
7
V
T
T
2
0
V
L
D
O
IN
1
9
PAD
21
PR175
4.7_1206_5%
1
2
P
C
9
7
1
0
U
_
0
8
0
5
_
2
5
V
6
K
1
2
PC100
100P_0402_50V8J
1
2
