AAT3687 Datasheet, PDF (16/22 Pages) Advanced Analogic Technologies – Lithium-Ion/Polymer Battery Charger

AAT3687
Lithium-Ion/Polymer Battery Charger
Timing Diagram
SQ
CK
Data
SQ_PULSE
System Reset
System Start
T_SYNC
T_LAT
T_DATA(RPT) = T_SYNC + T_LAT < 2.5 P_DATA
T_OFF > 2 P_DATA
P_DATA
N=1
N=2
T_OFF
N=3
N
DATA Report Status
1
Chip Over-Temperature Shutdown.
2
Battery Temperature Fault.
3
Over-Voltage Turn Off.
4
Not Used.
5
ADP Watchdog Time-Out in Battery Condition Mode.
6
ADP Battery Condition Mode.
7
ADP Watchdog Time-Out in Constant Current Mode.
8
ADP Thermal Loop Regulation in Constant Current Mode.
9
ADP Constant Current Mode.
10
ADP Watchdog Time-Out in Constant Voltage Mode.
11
ADP Constant Voltage Mode.
12
ADP End of Charging.
23
Data Report Error.
Table 4: Serial Data Report Table.
16
3687.2006.10.1.7