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BQ24742RHDT is listed in the Battery Chargers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC BATT CHG LI-ION 2-4CEL 28VQFN. Review the specifications below when checking this part for your BOM.
Battery Chargers specifications for BQ24742RHDT
- Description：IC BATT CHG LI-ION 2-4CEL 28VQFN
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT),Bulk
- Battery Chemistry：Lithium Ion/Polymer
- Voltage - Supply (Max)：24V
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：28-VFQFN Exposed Pad
- Supplier Device Package：28-VQFN (5x5)
- Number of Cells：2 ~ 4
- Current - Charging：Constant - Programmable
- Programmable Features：-
- Fault Protection：Over Current, Over Temperature, Over Voltage, Short Circuit
- Charge Current - Max：10A
- Battery Pack Voltage：18.048V (Max)
- Interface：-
- Grade：-
- Qualification：-
Battery Chargers datasheet and documents for BQ24742RHDT
Battery Chargers Overview
The BQ24742RHDT is a lithium-ion/polymer battery charger IC designed for 2 to 4-cell battery packs. It supports a maximum input voltage of 24V and delivers up to 10A charging current. The device operates within a junction temperature range of -40°C to 125°C and utilizes a 28-VFQFN (5x5mm) package with an exposed pad. Key electrical parameters include a maximum battery pack voltage of 18.048V and programmable constant-current charging capabilities.
Battery Chargers Feature Summary
- Integrated protection against overcurrent, overtemperature, overvoltage, and short circuit conditions.
Battery Chargers Applications
- Portable computing devices
- Industrial equipment
- Medical devices
Battery Chargers Procurement Notes
Verify component authenticity through authorized channels due to the part's discontinued status. Confirm that replacement sources provide valid traceability documentation. Ensure the received units match the original specifications and packaging requirements for your specific application design.
Battery Chargers Selection Notes
Select this component for applications requiring high-current charging in compact form factors. Consider the 28-pin QFN footprint for PCB layout constraints. Evaluate thermal management solutions given the exposed pad design and high current handling capabilities.
Battery Chargers Part Context
This device belongs to the BQ2474x family of smart battery chargers from Texas Instruments. It shares architectural similarities with related models but offers specific current and voltage ratings tailored for multi-cell lithium-based battery systems in space-constrained electronic designs.
Battery Chargers Replacement Considerations
The BQ24742RHDT is marked as obsolete. Verify availability of alternative sources or compatible replacements through authorized distributors like Rochester Electronics, LLC, ensuring functional equivalence for critical system parameters.
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