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BQ27411DRZ-G1C Datasheet(PDF) 5 Page - Texas Instruments

Part # BQ27411DRZ-G1C
Description  Single Cell Li-Ion Battery Fuel Gauge for Battery Pack Integration
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

BQ27411DRZ-G1C Datasheet(HTML) 5 Page - Texas Instruments

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bq27411-G1
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SLUSBN7 – JANUARY 2014
DIGITAL INPUT AND OUTPUT DC CHARACTERISTICS
TA = –40°C to 85°C, typical values at TA = 30°C and VREGIN = 3.6 V (unless otherwise noted)(Force Note1)
(1)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIH(OD)
Input voltage, high (2)
External pullup resistor to VPU
VPU x 0.7
V
VIH(PP)
Input voltage, high (3)
1.4
V
VIL
Input voltage, low (2) (3)
0.6
V
VOL
Output voltage, low (2)
0.6
V
IOH
Output source current, high (2)
0.5
mA
IOL(OD)
Output sink current, low (2)
-3
mA
CIN
(1)
Input capacitance (2) (3)
5
pF
SCL, SDA, and TEST pins
0.1
Ilkg
Input leakage current (2) (3)
μA
PROG pin
1.0
(1)
Specified by design. Not production tested.
(2)
Open Drain pins: (SCL, SDA, PROG )
(3)
Push Pull pin: (TEST )
LDO REGULATOR, WAKE-UP AND AUTO-SHUTDOWN DC CHARACTERISTICS
TA = –40°C to 85°C, typical values at TA = 30°C and VREGIN = 3.6 V (unless otherwise noted)(Force Note1)
(1)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VBAT
BAT pin regulator input
2.45
4.5
V
VDD
Regulator output voltage
1.8
V
VBAT Under Voltage Lock Out
UVLOIT+
2
V
LDO Wake-Up Rising Threshold
VBAT Under Voltage Lock Out
UVLOIT-
LDO Auto-Shutdown Falling
1.95
V
Threshold
(1)
Specified by design. Not production tested.
ADC (TEMPERATURE AND CELL MEASUREMENT) CHARACTERISTICS
TA = –40°C to 85°C; typical values at TA = 30°C and VREGIN = 3.6 V (unless otherwise noted) (Force Note1)
(1)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIN(BAT)
BAT pin voltage measurement
Voltage divider enabled.
2.45
4.5
V
range.
tADC_CONV
Conversion time
125
ms
Effective Resolution
15
bits
(1)
Specified by design. Not tested in production.
INTEGRATING ADC (COULOMB COUNTER) CHARACTERISTICS
TA = –40°C to 85°C; typical values at TA = 30°C and VREGIN = 3.6 V (unless otherwise noted)(Force Note1)
(1)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VSR
Input voltage range from BAT to
BAT ± 25
mV
SRX pins
tSR_CONV
Conversion time
Single conversion
1
s
Effective Resolution
Single conversion
16
bits
(1)
Specified by design. Not tested in production.
Copyright © 2014, Texas Instruments Incorporated
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Product Folder Links: bq27411-G1


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