BQ24742RHDR
IC BATT CHG LI-ION 2-4CEL 28VQFNManufacturer: Texas Instruments
Categories: Battery Chargers
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Texas Instruments BQ24742RHDR is a high-efficiency battery charge controller IC for Lithium Ion and Lithium Polymer battery packs. This device supports 2 to 4 series cells, offering a maximum battery pack voltage of 18.048V. It features programmable constant-current charging up to a maximum of 10A, designed for applications requiring robust power management. The BQ24742RHDR integrates comprehensive fault protection, including over-current, over-temperature, over-voltage, and short-circuit protection, ensuring reliable operation.
The component is housed in a compact 28-VQFN (5x5) package with an exposed pad for enhanced thermal performance, suitable for surface mount applications. It operates across a wide junction temperature range of -40°C to 125°C and accepts a supply voltage up to 24V. This charge controller is commonly utilized in high-power portable devices, electric vehicles, and industrial power systems where efficient and protected battery charging is critical. It is supplied on a tape and reel for automated manufacturing processes.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 28-VFQFN Exposed Pad |
| Number of Cells | 2 ~ 4 |
| Mounting Type | Surface Mount |
| Interface | - |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Battery Chemistry | Lithium Ion/Polymer |
| Supplier Device Package | 28-VQFN (5x5) |
| Charge Current - Max | 10A |
| Programmable Features | - |
| Fault Protection | Over Current, Over Temperature, Over Voltage, Short Circuit |
| Voltage - Supply (Max) | 24V |
| Battery Pack Voltage | 18.048V (Max) |
| Current - Charging | Constant - Programmable |