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Technical Specifications

Parameters and characteristics commom to parts in this series

SpecificationBQ29717DSERBQ2971 Series
Battery ChemistryLithium Ion/PolymerLithium Ion/Polymer
Fault ProtectionOver Current, Short Circuit, Over/Under VoltageOver Current, Short Circuit, Over/Under Voltage
FunctionBattery ProtectionBattery Protection
Mounting TypeSurface MountSurface Mount
Number of Cells11
Operating Temperature [Max]85 °C85 °C
Operating Temperature [Min]-40 °C-40 °C
Package / Case6-WFDFN6-WFDFN

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 0.60
10$ 0.52
25$ 0.48
100$ 0.38
250$ 0.36
500$ 0.30
1000$ 0.23
Digi-Reel® 1$ 0.60
10$ 0.52
25$ 0.48
100$ 0.38
250$ 0.36
500$ 0.30
1000$ 0.23
Tape & Reel (TR) 3000$ 0.21
6000$ 0.20
15000$ 0.19
30000$ 0.18
Texas InstrumentsLARGE T&R 1$ 0.39
100$ 0.27
250$ 0.20
1000$ 0.14

BQ2971 Series

Li-Ion/Li Polymer Advanced Single-Cell Battery Protector IC Family

PartBattery ChemistryPackage / CaseMounting TypeOperating Temperature [Max]Operating Temperature [Min]Fault ProtectionNumber of CellsFunction
Texas Instruments
BQ29716DSER
Lithium Ion/Polymer
6-WFDFN
Surface Mount
85 °C
-40 °C
Over Current, Over/Under Voltage, Short Circuit
1
Battery Protection
Texas Instruments
BQ29718DSER
Lithium Ion/Polymer
6-WFDFN
Surface Mount
85 °C
-40 °C
Over Current, Over/Under Voltage, Short Circuit
1
Battery Protection
Texas Instruments
BQ29718DSET
Lithium Ion/Polymer
6-WFDFN
Surface Mount
85 °C
-40 °C
Over Current, Over/Under Voltage, Short Circuit
1
Battery Protection
Texas Instruments
BQ29717DSER
Lithium Ion/Polymer
6-WFDFN
Surface Mount
85 °C
-40 °C
Over Current, Over/Under Voltage, Short Circuit
1
Battery Protection
Texas Instruments
BQ29717DSET
Lithium Ion/Polymer
6-WFDFN
Surface Mount
85 °C
-40 °C
Over Current, Over/Under Voltage, Short Circuit
1
Battery Protection

Description

General part information

BQ2971 Series

The BQ2970 battery cell protection device provides an accurate monitor and trigger threshold for overcurrent protection during high discharge/charge current operation or battery overcharge conditions.

The BQ2970 device provides the protection functions for Li-ion/Li-polymer cells, and monitors across the external power FETs for protection due to high charge or discharge currents. In addition, there is overcharge and depleted battery monitoring and protection. These features are implemented with low current consumption in NORMAL mode operation.

The BQ2970 battery cell protection device provides an accurate monitor and trigger threshold for overcurrent protection during high discharge/charge current operation or battery overcharge conditions.