A
A
B
B
C
C
D
D
1
1
2
2
3
3
4
4
BST_1.5V
DL_1.5V
LX_1.5V
DH_1.5V
1.5V_B+
BST_1.5V-1
BST_1.1VALW
LX_1.1VALW
DH_1.1VALW
1.
BST_1.1VALW-1
DL_1.1VALW
SYSON
<36,42>
SPOK
<44,45>
+5VALW
+5VALW
+1.5VP
B+
+5VALW
+1.1VALWP
+5VALW
B+
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
401827
D
SCHEMATIC, MB A5911
Custom
47
55
Tuesday, September 14, 2010
2007/09/20
2010/03/12
Compal Electronics, Inc.
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
401827
D
SCHEMATIC, MB A5911
Custom
47
55
Tuesday, September 14, 2010
2007/09/20
2010/03/12
Compal Electronics, Inc.
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
401827
D
SCHEMATIC, MB A5911
Custom
47
55
Tuesday, September 14, 2010
2007/09/20
2010/03/12
Compal Electronics, Inc.
Cout ESR=15m ohm Rdson(max)=5.6 mohm Rdson(typ)=4.5 mohm.
Ipeak=7.42A, Imax=5.2A, Iocp=8.9A
Delta I=((19-1.1)*(1.1/19))/(L*Fsw)=2.06A
=>1/2Delta I=1.03A
Vtripmax=Iocp*Rdson=8.9*5.6*1.3=0.065V
Rcs=Vtrip/9uA=0.065V/9uA=7.2K
choose Rcs=7.32K
Iocpmax=((7.32K*11uA)/0.0045)+1.03A=19A
Iocpmin=((7.32K*9uA)/(0.0056*1.3))+1.03A=10A
Iocp=10A~19A
<Vo=1.1V> VFB=0.75V
V=0.75*(1+4.7K/10K)=1.1V
Fsw=280KHz
<Vo=1.5V> VFB=0.75V
Vo=0.75*(1+10K/10K)=1.5V
Fsw=280KHz
DCR= 7.5 mohm
Cout ESR=17 mohm Rdson(max)=5.6 mohm Rdson(typ)=4.5 mohm
Ipeak=13.5A, Imax=9.5A, Iocp=16.2A
Delta I=((19-1.5)*(1.5/19))/(L*Fsw)=3.9A
=>1/2Delta I=1.95A
Vtripmax=Iocp*Rdson=16.2*5.6*1.3=0.118V
Rcs=Vtrip/9uA=0.118V/9uA=13.1K
choose Rcs=13K
Iocpmax=((13K*11uA)/0.0045)+1.95A=32A
Iocpmin=((13K*9uA)/(0.0056*1.3))+1.95A=18A
Iocp=18A~32A
PR104
8.45K_0402_1%
PR104
8.45K_0402_1%
1
2
PR112
13K_0402_1%
PR112
13K_0402_1%
1
2
PR98
0_0603_5%
PR98
0_0603_5%
1
2
PC80
4.7U_0805_10V6K
PC80
4.7U_0805_10V6K
1
2
PR99
30K_0402_5%
@
PR99
30K_0402_5%
@
1
2
PR114
10K_0402_1%
PR114
10K_0402_1%
1
2
+
PC86
330U_6.3V_M
+
PC86
330U_6.3V_M
1
2
PQ28
AO4456_SO8
PQ28
AO4456_SO8
3
6
5
7
8
2
4
1
PR100
4.7_1206_5%
PR100
4.7_1206_5%
1
2
PC89
47P_0402_50V8J
@
PC89
47P_0402_50V8J
@
1
2
PC74
0.1U_0402_16V7K
@
PC74
0.1U_0402_16V7K
@
1
2
PC84
0.1U_0603_25V7K
PC84
0.1U_0603_25V7K
1
2
+
PC76
330U_6.3V_M
+
PC76
330U_6.3V_M
1
2
PR102
7.32K_0402_1%
PR102
7.32K_0402_1%
1
2
PQ25
AO4466_SO8
PQ25
AO4466_SO8
3
6
5
7
8
2
4
1
PC81
2200P_0402_50V7K
PC81
2200P_0402_50V7K
1
2
PR110
4.7_1206_5%
@
PR110
4.7_1206_5%
@
1
2
PR105 0_0402_5%
PR105 0_0402_5%
1
2
PR96
255K_0402_1%
PR96
255K_0402_1%
1
2
PC79
47P_0402_50V8J
@
PC79
47P_0402_50V8J
@
1
2
PR108
0_0603_5%
PR108
0_0603_5%
1
2
PC139
2200P_0402_50V7K
PC139
2200P_0402_50V7K
1
2
PC82
10U_1206_25V6M
PC82
10U_1206_25V6M
1
2
PR101
100_0603_1%
PR101
100_0603_1%
1
2
PC85
0.1U_0402_16V7K
@PC85
0.1U_0402_16V7K
@
1
2
PR103
4.7K_0402_1%
PR103
4.7K_0402_1%
1
2
PQ27
AO4466_SO8
PQ27
AO4466_SO8
3
6
5
7
8
2
4
1
PC87
4.7U_0603_6.3V6K
PC87
4.7U_0603_6.3V6K
1
2
PU6
RT8209BGQW_WQFN14_3P5X3P5
PU6
RT8209BGQW_WQFN14_3P5X3P5
VOUT
3
VDD
4
EN/DEM
1
TON
2
FB
5
PGOOD
6
LGATE
9
UGATE
13
PHASE
12
GND
7
PGND
8
CS
11
VDDP
10
BOOT
14
NC
15
PC77
4.7U_0603_6.3V6K
PC77
4.7U_0603_6.3V6K
1
2
PL6
1UH_FDUE1040D-1R0M-P3_21.3A_20%
PL6
1UH_FDUE1040D-1R0M-P3_21.3A_20%
1
2
PR111
100_0603_1%
PR111
100_0603_1%
1
2
PR106
226K_0402_1%
PR106
226K_0402_1%
1
2
PJ15
JUMP_43X118
PJ15
JUMP_43X118
1
1
2
2
PC72
10U_1206_25V6M
PC72
10U_1206_25V6M
1
2
PL7
1UH_MMD-10DZ-1R0M-X1A_18A_20%
PL7
1UH_MMD-10DZ-1R0M-X1A_18A_20%
1
2
PC88
680P_0603_50V7K
@
PC88
680P_0603_50V7K
@
1
2
PC75
0.1U_0603_25V7K
PC75
0.1U_0603_25V7K
1
2
PU7
RT8209BGQW_WQFN14_3P5X3P5
PU7
RT8209BGQW_WQFN14_3P5X3P5
VOUT
3
VDD
4
EN/DEM
1
TON
2
FB
5
PGOOD
6
LGATE
9
UGATE
13
PHASE
12
GND
7
PGND
8
CS
11
VDDP
10
BOOT
14
NC
15
PC78
680P_0603_50V7K
PC78
680P_0603_50V7K
1
2
PR109
30K_0402_5%
@ PR109
30K_0402_5%
@
1
2
PJ14
JUMP_43X118
PJ14
JUMP_43X118
1
1
2
2
PR113
10K_0402_1%
PR113
10K_0402_1%
1
2
PR97
0_0402_5%
PR97
0_0402_5%
1
2
PC90
4.7U_0805_10V6K
PC90
4.7U_0805_10V6K
1
2
PQ26
AO4456_SO8
PQ26
AO4456_SO8
3
6
5
7
8
2
4
1