Datasheet

ELECTRICAL CHARACTERISTICS
DC Characteristics
Voltage-Measurement Characteristics
bq78PL114
SLUS850B – SEPTEMBER 2008 – REVISED APRIL 2009 ................................................................................................................................................ www.ti.com
T
A
= – 40 ° C to 85 ° C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
CELL
(1)
Operating range Cells balanced 2.3 4.5 V
I
DD
Operating-mode current Measure / report state, bq78PLL114 250 µ A
Measure / report state, bq78PLL114S12 300
I
STBY
Standby-mode current SMBCLK = SMBDAT = L, bq78PLL114 100 µ A
SMBCLK = SMBDAT = L, 185
bq78PLL114S12
I
SHIP
Ship-mode current bq78PLL114 30 µ A
bq78PLL114S12 85
Extreme cell under voltage All cells < 2.7 V and any cell < ECUV set
I
ECUV
1 µ A
shutdown current point
V
OL
SPROT, LEDEN, I
OL
< 4 mA 0 0.5 V
PSH/BP/TP(bq78PL114S12),
FIELD(bq78PL114S12)
V
OH
(2)
SPROT, LEDEN, I
OH
< – 4 mA V
LDO1
– 0.1 V
PSH/BP/TP(bq78PL114S12),
FIELD(bq78PL114S12)
V
IL
SPROT, LEDEN, 0.25 V
LDO1
V
PSH/BP/TP(bq78PL114S12),
FIELD(bq78PL114S12)
V
IH
SPROT, LEDEN, 0.75 V
LDO1
V
PSH/BP/TP(bq78PL114S12),
FIELD(bq78PL114S12)
(1) Device should be configured to enter shutdown state when cell voltages are below 2.5 V.
(2) Does not apply to SMBus pins.
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Measurement range 2.5 4.5 V
Resolution < 1 mV
25 ° C ± 5
Accuracy mV
0 ° C to 60 ° C ± 10
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