BQ29442DRBR
- Mfr.Part #
- BQ29442DRBR
- Manufacturer
- Texas Instruments
- Package / Case
- 8-VDFN Exposed Pad
- Datasheet
- Download
- Description
- IC BATT PROT LI-ION 2-4CELL 8SON
- Stock
- 3,614
- In Stock :
- 3,614
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- Manufacturer :
- Texas Instruments
- Product Category :
- Battery Management
- Length :
- 3mm
- Number of Cells :
- 2 ~ 4
- JESD-609 Code :
- e4
- Function :
- Battery Protection
- Height :
- 1mm
- Number of Terminations :
- 8
- Package / Case :
- 8-VDFN Exposed Pad
- Supply Voltage :
- 17V
- Base Part Number :
- BQ29442
- Number of Pins :
- 8
- Operating Temperature :
- -40°C~110°C TA
- Width :
- 3mm
- Terminal Position :
- Dual
- Battery Chemistry :
- Lithium-Ion
- Terminal Pitch :
- 0.65mm
- Factory Lead Time :
- 6 Weeks
- Operating Supply Current :
- 2µA
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Number of Channels :
- 1
- Output Voltage :
- 4.3V
- Min Supply Voltage :
- 4V
- Mounting Type :
- Surface Mount
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- ECCN Code :
- EAR99
- Adjustable Threshold :
- No
- Analog IC - Other Type :
- POWER SUPPLY SUPPORT CIRCUIT
- Additional Feature :
- DETECTION THRESHOLD VOLTAGE IS 4.45V
- Packaging :
- Tape and Reel (TR)
- Thickness :
- 880μm
- Surface Mount :
- yes
- Peak Reflow Temperature (Cel) :
- 260
- Pbfree Code :
- yes
- Radiation Hardening :
- No
- Fault Protection :
- Over Voltage
- Max Supply Voltage :
- 25V
- RoHS Status :
- ROHS3 Compliant
- Contact Plating :
- Gold
- Output Current :
- 4mA
- Lead Free :
- Lead Free
- Datasheets
- BQ29442DRBR

Battery Management Texas Instruments BQ29442DRBR Overview
This is an overview of the BQ29442DRBR, an Integrated Circuit (IC) developed by Texas Instruments, designed specifically for battery management applications. With a focus on safeguarding Lithium-Ion battery packs consisting of up to 24 cells, this IC offers comprehensive protection and monitoring functionalities, ensuring the safety and reliability of battery-powered systems.
Featuring a compact 8-pin SON package, the BQ29442DRBR integrates advanced battery protection algorithms and voltage monitoring circuits. Its robust design makes it an ideal choice for applications demanding high levels of safety and performance in various industries.
Whether utilized in electric vehicles, energy storage systems, or portable electronic devices, this IC provides essential battery management capabilities, contributing to prolonged battery life and enhanced system efficiency.
BQ29442DRBR Features
- Integrated battery protection and monitoring functions
- Designed for Lithium-Ion battery packs with up to 24 cells
- Compact 8-pin SON package for space-constrained applications
- Advanced protection algorithms for enhanced safety
- Precision voltage monitoring circuits
- Wide operating temperature range for diverse environments
- High accuracy and reliability
BQ29442DRBR Applications
- Electric Vehicles (EVs): The BQ29442DRBR ensures the safe and efficient operation of battery packs in electric vehicles, protecting against overcharging, over-discharging, and short circuits. Its compact form factor makes it suitable for integration into the battery management system of EVs, ensuring optimal performance and longevity.
- Energy Storage Systems (ESS): In energy storage applications, such as solar or wind power systems, the BQ29442DRBR plays a crucial role in managing battery packs, optimizing charging and discharging processes, and preventing damage caused by voltage fluctuations or faults. Its precise monitoring capabilities contribute to the stability and reliability of ESS installations.
- Portable Electronic Devices: From smartphones to medical devices, portable electronic devices rely on efficient battery management to ensure uninterrupted operation and user safety. The BQ29442DRBR offers comprehensive protection features, safeguarding battery packs against potential hazards and extending the lifespan of the devices they power.
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