MAX1645B Datasheet, PDF (25/32 Pages) Maxim Integrated Products – Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting

Advanced Chemistry-Independent, Level 2
Battery Charger with Input Current Limiting
RESET
3.0V
0.25V
0.1V
IMAX
CCMP
IMIN
ZCMP
S
BST
R
Q
10ms
MAX1645B
R
Q
CHG
S
Q
1µs
LVC
GMS
GMI
CONTROL
ON
GMV
DACV
DACI
CLS
CSSP
CSS
CSSN
BST
DHI
DHI
LX
ADAPTER IN
R1
LDO
C_BST
DLO
DLO
L1
R_FC
70kΩ
R_FI
20kΩ
CSIP
CSI
R2
CSIN
BATT
C_OUT
BATTERY
CCS
CCI CCV
**
*OPTIONAL
Figure 8. DC-to-DC Converter Functional Diagram
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