5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

ACAV_IN

ACAV_IN

DCIN_GATE2

MAX8731_DCIN

MAX8731_CSIP

MAX8731_DAC

ACAV_IN

MAX8731_CSSP

MAX8731_CSSN

BAT_SCL

BAT_SDA

MAX8731_LX1

MAX8731_CSIN

MAX8731_CCI
MAX8731_CCS

MAX8731_VCC

MAX8731_LDO

MAX8731_CCV

MAX8731_CCV1

MAX8731_DHI

MAX8731_DLO

MAX8731_BST

MAX8731_LX

MAX8731_REF

MAX8731_ACIN

MAX8731_BST1

BAT_SENSE

DC_IN_D

BATT_SENSE

DCIN_GATE1

ACAV_IN

+PBATT

+3.3V_RTC_LDO

MAX8731_LDO

CHG_AGND

CHG_AGND

CHG_AGND

CHG_AGND

CHG_AGND

CHG_AGND

CHG_AGND

CHG_AGND

CHG_PWR

+DC_IN_SS

+DC_IN_SS

+SDC_IN

+DC_IN_SS

+PBATT

+PWR_SRC

+3.3V_RTC_LDO

+PBATT

AC_IN#

24

BATT_SENSE 45

BAT_SDA

24,45

BAT_SCL

24,45

AD_IA

24

Title

Size

Document Number

Rev

Date:

Sheet

of

Wistron Corporation

21F, 88, Sec.1, Hsin Tai Wu Rd., Hsichih,
Taipei Hsien 221, Taiwan, R.O.C.

Roberts

A00

CHARGER MAX8731

Custom

26

58

Thursday, October 02, 2008

<Core Design>

Title

Size

Document Number

Rev

Date:

Sheet

of

Wistron Corporation

21F, 88, Sec.1, Hsin Tai Wu Rd., Hsichih,
Taipei Hsien 221, Taiwan, R.O.C.

Roberts

A00

CHARGER MAX8731

Custom

26

58

Thursday, October 02, 2008

<Core Design>

Title

Size

Document Number

Rev

Date:

Sheet

of

Wistron Corporation

21F, 88, Sec.1, Hsin Tai Wu Rd., Hsichih,
Taipei Hsien 221, Taiwan, R.O.C.

Roberts

A00

CHARGER MAX8731

Custom

26

58

Thursday, October 02, 2008

<Core Design>

Layout Trace 300mil

Layout Trace 300mil

Layout Trace 250mil

Layout Trace 300mil

Adaptor In Soft-Start Circuit

SSID = Charger

Id=-8A
Qg=17~24nC
Rdson=15~20mohm

A00.08/0903

A00.08/0909

1

2

C

40

SCD1U25V3KX-GP

C

40

SCD1U25V3KX-GP

G

S

D

Q4

2N7002-7F-GP

Q4

2N7002-7F-GP

1

2

C46

SCD01U

5

0V2KX-1GP

C46

SCD01U

5

0V2KX-1GP

1

2

R61

10KR2F-2-GP

R61

10KR2F-2-GP

1

2

R72
100KR2J-1-GP

R72
100KR2J-1-GP

K

A

D5

BAS516-1-GP

D5

BAS516-1-GP

1

2

C58

SCD01U50V2KX-1GP

C58

SCD01U50V2KX-1GP

1

2

C47

SCD1U25V3KX-GP

C47

SCD1U25V3KX-GP

1

2

R44

1R3F-GP

R44

1R3F-GP

G

S

D

Q3
2N7002-7F-GP

Q3
2N7002-7F-GP

1

2

R45

0R3-0-U-GP

R45

0R3-0-U-GP

1

2

R335

100R2F-L1-GP-U

R335

100R2F-L1-GP-U

1

2

R46

0R0402-PAD

R46

0R0402-PAD

1

2

C64
SCD1U25V3KX-GP

C64
SCD1U25V3KX-GP

1

2

C38
SC1U10V3KX-3GP

C38
SC1U10V3KX-3GP

1

2

R338

D01R2512F-4-GP

R338

D01R2512F-4-GP

1

2

3

4

5

6

7

8

S

S

S

G

D

D

D

D

U45
SI4800BDY-T1

S

S

S

G

D

D

D

D

U45
SI4800BDY-T1

1

2

EC79

SCD1U50V3KX-GP

EC79

SCD1U50V3KX-GP

1

2

C57

SCD01U50V2KX-1GP

C57

SCD01U50V2KX-1GP

1

2

R48

49K9R2F-L-GP

R48

49K9R2F-L-GP

1

2

EC77

SCD1U50V3KX-GP

EC77

SCD1U50V3KX-GP

1

2

C371

SC10U25V0KX-3GP

DY

C371

SC10U25V0KX-3GP

DY

1

2

C372
SCD01U50V2KX-1GP

C372
SCD01U50V2KX-1GP

1

2

R62

100KR2J-1-GP

R62

100KR2J-1-GP

1

2

R341
15K4R2F-GP

R341
15K4R2F-GP

1

2

C48

SC1U10V3KX-3GP

C48

SC1U10V3KX-3GP

1

2

C62

SCD1U16V2KX-3GP

C62

SCD1U16V2KX-3GP

1

2

R339
10KR2F-2-GP

R339
10KR2F-2-GP

1

2

R295

470KR2J-2-GP

R295

470KR2J-2-GP

1

2

G50

GAP-CLOSE-PWR-3-GP

G50

GAP-CLOSE-PWR-3-GP

1

2

C51

SC1U10V3KX-3GP

C51

SC1U10V3KX-3GP

1

2

EC80

SCD1U50V3KX-GP

EC80

SCD1U50V3KX-GP

1

2

C329

SC10U25V0KX-3GP

C329

SC10U25V0KX-3GP

1

2

R49

33R2J-2-GP

R49

33R2J-2-GP

1

2

G51

GAP-CLOSE-PWR-3-GP

G51

GAP-CLOSE-PWR-3-GP

1

2

R65

10KR2F-2-GP

R65

10KR2F-2-GP

1
2
3
4

5

6

7

8

S
S
S
G

D

D

D

D

U47

AO4407A-GP

S
S
S
G

D

D

D

D

U47

AO4407A-GP

1

2

G57

GAP-CLOSE-PWR-3-GP

G57

GAP-CLOSE-PWR-3-GP

1

2

R64

49K9R2F-L-GP

R64

49K9R2F-L-GP

1

2

C39

SC1U25V5KX-1GP

C39

SC1U25V5KX-1GP

1

2

R59
10KR2J-3-GP

R59
10KR2J-3-GP

1

2

C42

SC220P50V2KX-3GP

C42

SC220P50V2KX-3GP

1

2

EC76

SCD1U50V3KX-GP

EC76

SCD1U50V3KX-GP

1

2

C59

SCD1U16V2KX-3GP

C59

SCD1U16V2KX-3GP

1

2

G11
GAP-CLOSE-PWR

G11
GAP-CLOSE-PWR

1

2

C331

SC10U25V0KX-3GP

C331

SC10U25V0KX-3GP

1

2

R52

365KR3F-GP

R52

365KR3F-GP

1

2

C41
SCD1U25V3KX-GP

C41
SCD1U25V3KX-GP

DAC

7

VDD

11

DCIN

22

PGND

19

SCL

10

SDA

9

ACIN

2

BATSEL

14

INP

8

ACOK

13

GND

12

CCV

6

CCI

5

CCS

4

CSSP

28

CSSN

27

REF

3

BST

25

LDO

21

DHI

24

LX

23

DLO

20

A

S

NS

1

CSIN

17

FBSB

16

FBSA

15

VCC

26

CSIP

18

G

ND

2

9

U7

MAX8731AETI-GP

U7

MAX8731AETI-GP

1

2

C369

SC10U25V0KX-3GP

C369

SC10U25V0KX-3GP

1

2

3

4

5

6

7

8

S

S

S

G

D

D

D

D

U44
SI4800BDY-T1

S

S

S

G

D

D

D

D

U44
SI4800BDY-T1

1

2

C34

SCD1U25V3KX-GP

C34

SCD1U25V3KX-GP

1

2

L9

IND-5D8UH-GP

L9

IND-5D8UH-GP

1
2
3
4

5

6

7

8

S
S
S
G

D

D

D

D

U37

AO4407A-GP

S
S
S
G

D

D

D

D

U37

AO4407A-GP

1

2

R306

D01R2512F-4-GP

R306

D01R2512F-4-GP

1

2

C323

SC10U25V6KX-1GP

DY

C323

SC10U25V6KX-1GP

DY

1

2

C67

SC1U10V3KX-3GP

C67

SC1U10V3KX-3GP

G

S

D

Q2

2N7002-7F-GP

Q2

2N7002-7F-GP

1

2

G56

GAP-CLOSE-PWR-3-GP

G56

GAP-CLOSE-PWR-3-GP

1

2

C55

SCD01U50V2KX-1GP

C55

SCD01U50V2KX-1GP