MAX1909ETIT Maxim Integrated Products, Inc., MAX1909ETIT Datasheet - Page 16

• Manufacturer Part Number: MAX1909ETIT
• Description: Multichemistry Battery Chargers With Automatic System Power Selector
• Manufacturer: Maxim Integrated Products, Inc.

Multichemistry Battery Chargers with Automatic
System Power Selector
Figure 3. Functional Diagram
16
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PKPRES
MODE
VCTL
CSSP
CSSN
CSIP
CSIN
BATT
GND
CCS
ICTL
CCV
CLS
CCI
3.0V/CELL
GND
MAX1909 ONLY
MAX8725 ONLY
BATT_UV
0.9 * LDO
DCIN
BATT
0.8V
BATTERY VOLTAGE-
9R
SHIFTER
SHIFTER
LEVEL
LEVEL
CELL SELECT
LOGIC AND
DIVIDER
REF
R
R
GMS
GMI
PACK_ON
ICTLOK
GMV
SRDY
LOGIC
CHG
LVC
MODE
MAX1909
MAX8725
RDY
CHG
REGULATOR
2.048V
LINEAR
5.4V
SWITCH LOGIC
CONVERTER
DC-DC
Gm
SRC
REFERENCE
4.2235V
DCIN
LDO
REF
ACIN
ACOK
SRC
PDS
PDL
IINP
DHI
DHIV
DLOV
DLO
PGND