Datasheet

TPS65720
TPS65721
www.ti.com
SLVS979 OCTOBER 2009
CHGCONFIG2 Register Address: 04h (read/write)
CHGCONFIG2 B7 B6 B5 B4 B3 B2 B1 BO
Bit name and function SFTY_TMR1 0 SFTY_TMR PRE_TMR NTC V_DPPM VBAT_COMP_EN
Default 0 1 0 0 1 1 0 0
Default value loaded UVLO/R UVLO/R UVLO/R UVLO/R UVLO/R UVLO/R
by:
Read/write R/W R/W R/W R R/W R/W R/W R
Bit 7..6 SFTY_TMR1..SFTY_TMR0 (charge safety timer value):
00 = 4h
01 = 5h
10 = 6h
11 = 8h
Bit 5 PRE_TMR (pre-charge timer value):
0 = 30min
1 = 60min
Bit 3 NTC (sensor resistance):
0 = 100k NTC (I=7.5uA)
1 = 10k NTC (I=75uA)
Bit 2 V_DPPM (dynamic power path threshold):
0 = VBAT+100mV
1 = 4.3V
Bit 1 VBAT_COMP_EN (battery voltage comparator enable):
0 = battery voltage comparator for Li-primary cells disabled; VBAT_COMP interrupt disabled
1 = battery voltage comparator for Li-primary cells enabled
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