BQ2011K_11 Datasheet, PDF (16/22 Pages) Texas Instruments – Gas Gauge IC for High Discharge Rates

bq2011K
DC Electrical Characteristics (TA = TOPR)
Symbol
Parameter
Minimum Typical Maximum
VCC
Supply voltage
3.0
4.25
6.5
VOS
VREF
RREF
Offset referred to VSR
Reference at 25°C
Reference at -40°C to +85°C
Reference input impedance
ICC
Normal operation
VSB
RSBmax
IDISP
ILCOM
IRBI
RDQ
Battery input
SB input impedance
DISP input leakage
LCOM input leakage
RBI data-retention current
Internal pulldown
-
±50
±150
5.7
6.0
6.3
4.5
-
7.5
2.0
5.0
-
-
90
135
-
120
180
-
170
250
0
-
VCC
10
-
-
-
-
5
-0.2
-
0.2
-
-
100
500
-
-
VSR
Sense resistor input
-0.3
-
2.0
RSR
SR input impedance
10
-
-
VIHPFC PROG/SPFC logic input high VCC - 0.2
-
-
VILPFC PROG/SPFC logic input low
-
-
VSS + 0.2
VIZPFC PROG/SPFC logic input Z
float
-
float
IIHPFC
PROG/SPFC input high cur-
rent
-
1.2
-
IILPFC PROG/SPFC input low current
-
1.2
-
VOLSL SEGX output low, low VCC
-
0.1
-
VOLSH SEGX output low, high VCC
-
0.4
-
VOHML LCOM output high, low VCC
VCC - 0.3
-
-
VOHMH LCOM output high, high VCC VCC - 0.6
-
-
IOHLCOM LCOM source current
-33
-
-
IOLS
SEG_X sink current
11.0
-
-
IOL
Open-drain sink current
5.0
-
-
VOL
Open-drain output low
-
-
0.5
VIHDQ DQ input high
2.5
-
-
VILDQ DQ input low
-
-
0.8
RFLOAT Float state external impedance
-
5
-
Note:
All voltages relative to VSS.
Unit
V
µV
V
V
MΩ
µA
µA
µA
V
MΩ
µA
µA
nA
KΩ
V
MΩ
V
V
V
Notes
VCC excursion from < 2.0V to ≥
3.0V initializes the unit.
DISP = VCC
IREF = 5µA
IREF = 5µA
VREF = 3V
VCC = 3.0V, DQ = 0
V_CC = 4.25V, DQ = 0
VCC = 6.5V, DQ = 0
0 < VSB < VCC
VDISP = VSS
DISP = VCC
VRBI > VCC < 3V
VSR > VSS = discharge;
VSR < VSS = charge
-200mV < VSR < VCC
SPFC, PROG1-4
SPFC, PROG1-4
SPFC, PROG1-4
µA V_PFC = V_CC/2
µA VPFC = VCC/2
V
VCC = 3V, IOLS ≤ 1.75mA
SEG1–SEG5
V
VCC = 6.5V, IOLS ≤ 11.0mA
SEG1–SEG5
V VCC = 3V, IOHLCOM = -5.25mA
V VCC = 6.5V, IOHLCOM = -33.0mA
mA At VOHLCOM = VCC - 0.6V
mA At VOLSH = 0.4V, VCC = 6.5V
mA At VOL = VSS + 0.3V, DQ
V IOL ≤ 5mA, DQ
V DQ
V DQ
MΩ SPFC, PROG1-4
16