Rainbow Electronics MAX8724 - Manual (Page 15)

MAX1908/MAX8724
Low-Cost Multichemistry Battery Chargers
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MAX1908
MAX8724
LOGIC
BLOCK
GMS
SHDN
GND
CLS
CCS
CSSP
CSSN
CSIP
CSIN
ICTL
CCI
BATT
CELLS
CCV
VCTL
23.5%
REFIN
GND
DCIN
SRDY
5.4V
LINEAR
REGULATOR
1/55
ICTL
REF/2
RDY
4V
CELL
SELECT
LOGIC
4.096V
REFERENCE
LVC
REFIN
CSI
BAT_UV
3.1V/CELL
R1
LVC
DCIN
LDO
REF
REFIN
ACIN
ACOK
IINP
ICHG
BST
DHI
LX
DLOV
DLO
PGND
MAX1908 ONLY
X
75mV
REF
LEVEL
SHIFTER
X
75mV
REFIN
X
400mV
REFIN
DC-DC
CONVERTER
GMI
GMV
GM
LEVEL
SHIFTER
N
GM
LEVEL
SHIFTER
DRIVER
DRIVER
Figure 3. Functional Diagram
Functional Diagram