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| BQ27741-G1_14 Datasheet, PDF (7/39 Pages) Texas Instruments – Single Cell Li-Ion Battery Fuel Gauge with Integrated Protection | |||
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bq27741-G1
www.ti.com
Overvoltage Protection (OVP)
TA = 25°C and CREG25 = 1.0 µF (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VOVP
VOVPREL
tOVP
OVP detection voltage
threshold
OVP release voltage
OVP delay time
TA = 25°C
TA = 0°C to 25°C
TA = 25°C to 50°C
TA = â40°C to 85°C
TA = 25°C
TA = 0°C to 25°C
TA = 25°C to 50°C
TA = â40°C to 85°C
TA = â40°C to 85°C
SLUSBF2 â JULY 2013
MIN
VOVP â 0.006
VOVP â 0.023
VOVP â 0.018
VOVP â 0.053
VOVPREL â 0.012
VOVPREL â 0.023
VOVPREL â 0.018
VOVPREL â 0.053
tOVP â 5%
TYP
VOVP
VOVP
VOVP
VOVP
VOVP â 0.215
VOVP â 0.215
VOVP â 0.215
VOVP â 0.215
tOVP
MAX
VOVP + 0.006
VOVP + 0.020
VOVP + 0.014
VOVP + 0.035
VOVPREL + 0.012
VOVPREL + 0.020
VOVPREL + 0.014
VOVPREL + 0.035
tOVP + 5%
UNIT
V
V
s
Undervoltage Protection (UVP)
TA = 25°C and CREG25 = 1.0 µF (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VUVP
VUVPREL
tUVP
UVP detection voltage
threshold
UVP release voltage
UVP delay time
TA = 25°C
TA = â5°C to 50°C
TA = â40°C to 85°C
TA = 25°C
TA = â5°C to 50°C
TA = â40°C to 85°C
TA = â40°C to 85°C
MIN
VUVP â 0.012
VUVP â 0.020
VUVP â 0.040
VUVPREL â 0.012
VUVPREL â 0.020
VUVPREL â 0.040
tUVP â 5%
TYP
VUVP
VUVP
VUVP
VUVP + 0.105
VUVP + 0.105
VUVP + 0.105
tUVP
MAX
VUVP + 0.012
VUVP + 0.020
VUVP + 0.040
VUVPREL + 0.012
VUVPREL + 0.020
VUVPREL + 0.040
tUVP + 5%
UNIT
V
V
ms
Overcurrent in Discharge (OCD)
TA = 25°C, CREG25 = 1.0 µF, and VVPWR = 3.6 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
VOCD
tOCD
OCD detection voltage
threshold
OCD delay time
TA = 25°C
VSRN â VSRP
TA = â20°C to 60°C
VSRN â VSRP
TA = â40°C to 85°C
VSRN â VSRP
TA = â40°C to 85°C
VOCD â 3
VOCD â 3.785
VOCD â 4.16
tOCD â 5%
TYP
VOCD
VOCD
VOCD
tOCD
MAX
VOCD + 3
UNIT
mV
VOCD + 3.785
VOCD + 4.16
tOCD + 5% ms
Overcurrent in Charge (OCC)
TA = 25°C, CREG25 = 1.0 µF, and VVPWR = 3.6 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
VOCC
tOCC
OCC detection voltage
threshold
OCC delay time
TA = 25°C
VSRP â VSRN
TA = â20°C to 60°C
VSRP â VSRN
TA = â40°C to 85°C
VSRP â VSRN
TA = â40°C to 85°C
VOCC â 3
VOCC â 3.49
VOCC â 3.86
tOCC â 5%
TYP
VOCC
VOCC
VOCC
tOCC
MAX
VOCC + 3
UNIT
mV
VOCC + 3.49
VOCC + 3.86
tOCC + 5% ms
Copyright © 2013, Texas Instruments Incorporated
Product Folder Links: bq27741-G1
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