English
Language : 

BQ27210 Datasheet, PDF (3/30 Pages) Texas Instruments – Li-Ion AND Li-Pol BATTERY GAS GAUGE IC FOR PORTABLE APPLICATIONS (bqJUNIOR)
◁
www.ti.com
RECOMMENDED OPERATING CONDITIONS
VCC Supply voltage
TA
Operating free-air temperature
Input voltage, SRP and SRN with respect to VSS
bq27010, bq27210
SLUS707B – APRIL 2006 – REVISED JANUARY 2007
MIN
2.6
–20
–100
MAX
4.5
70
100
UNIT
V
°C
mV
ELECTRICAL CHARACTERISTICS
over operating free-air temperature range and supply voltage range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
GENERAL
ICC(VCC)
ICC(SLP)
ICC(SHP)
ICC(POR)
V(POR)
Active current
Sleep current
Ship current (bq27010 only)
Hibernate current
RBI current
POR threshold
Input impedance
VBAT = VCC
0 < VCC < 1.5 V
RBI pin only, VCC <
VCC(POR)
BAT, SRN, SRP
Pull-down current
HDQ, SCL, SDA
HDQ, SCL, SDA and GPIO
VIH
High-level input voltage
VIL
Low-level input voltage
Low-level output voltage (GPIO)
VOL
Low-level output voltage (HDQ, SCL, SDA)
VOLTAGE AND TEMPERATURE MEASUREMENT
VCC < 4.2 V
VCC > 4.2 V
IOL = 1 mA
IOL = 2 mA
Measurement range
Reported voltage resolution
VCC = V(BAT)
Reported accuacy
Voltage update time
Reported temperature resolution
Reported temperature accuracy
Temperature update time
TIME, CURRENT AND CAPACITY (3.0 V ≤ VCC≤ 4.2 V, 0°C ≤ TA≤ 50°C)
fOSC
Internal oscillator frequency
Current gain variability
Coulometric gain variability
Coulomb counter input offset(1)
VSRP-VSRN differential input
EEPROM PROGRAMMING ( VCC≥ 3.0 V, -20°C ≤ TA≤ 35°C)(2)
Programming voltage rise time
Programming voltage high time
Programming voltage fall time
Programming voltage
Applied to PGM pin
EEPROM programming current
VPROGRAM = 21 V
MIN
TYP
52
1.0
0.9
0.6
<1
2.0
10
2.7
1.5
1.7
2.6
2.7
-25
2.56
0.25
-3
2.56
-2.2%
-0.5%
-1.7%
-15
0
–100
0.5
10
0.5
20
(1) Excludes contributions to the offset due to PCB layout or other factors external to the bq27010/bq27210.
(2) Maximum number of programming cycles on the EEPROM is 10 and data retention time is 10 years at TA = 85°C.
MAX UNIT
90
2.5
µA
2.0
1.5
20 nA
2.6 V
MΩ
4.5 µA
0.7 V
0.4
0.4
4.5 V
mV
25
s
°K
3
s
1.5%
0.5%
0.5%
15 µV
100 mV
1.5 ms
100 ms
1.5 ms
22 V
15 mA
Submit Documentation Feedback
3
 ▷