ISL9237HRZ

$6.33

Description：IC BATT CHG LI-ION 1-3CELL 32QFN
Series：-
Mfr：Renesas Electronics Corporation
Package：Tray

SKU:5e05ad6b7ca7 Category: Battery Chargers Brand: Renesas Electronics Corporation

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Product introduction

ISL9237HRZ is listed in the Battery Chargers range at ChipApex. The manufacturer field lists Renesas Electronics Corporation. Its product description is IC BATT CHG LI-ION 1-3CELL 32QFN. Review the specifications below when checking this part for your BOM.

Battery Chargers specifications for ISL9237HRZ

Description：IC BATT CHG LI-ION 1-3CELL 32QFN
Series：-
Mfr：Renesas Electronics Corporation
Package：Tray
Battery Chemistry：Lithium Ion
Voltage - Supply (Max)：23.4V
Operating Temperature：-10°C ~ 100°C (TA)
Mounting Type：Surface Mount
Package / Case：32-VFQFN Exposed Pad
Supplier Device Package：32-QFN (4x4)
Number of Cells：1 ~ 3
Current - Charging：-
Programmable Features：-
Fault Protection：Over Current, Over Temperature, Over Voltage
Charge Current - Max：-
Battery Pack Voltage：-
Interface：I2C, USB
Grade：-
Qualification：-

Battery Chargers datasheet and documents for ISL9237HRZ

ISL9237HRZ

Battery Chargers Overview

The ISL9237HRZ is a buck-boost narrow VDC battery charger IC from the ISL9237 series, manufactured by Renesas Electronics Corporation. It utilizes R3™ technology to support 1, 2, or 3-cell Lithium-ion and Lithium Polymer batteries. The device operates with an input voltage range of 3.2 V to 23.4 V and provides a system output voltage adjustable from 2.4 V to 13.824 V. It features a switching frequency up to 1 MHz and includes an LDO output for charger VDD. The component is housed in a 4 x 4 mm 32-pin QFN package.

Battery Chargers Feature Summary

Buck-boost architecture supporting 1 to 3 cell lithium battery configurations
Integrated R3™ technology for high light-load efficiency and smooth DCM/CCM transition
Supports USB OTG functionality for 2 and 3 cell battery systems
Includes dual-stage adapter current limiting and PROCHOT# open-drain output

Battery Chargers Applications

Mobile devices containing rechargeable batteries
Industrial devices containing rechargeable batteries

Battery Chargers Procurement Notes

Verify the specific suffix against official documentation to confirm tape and reel quantities and packaging details. Ensure compatibility with IMVP-8 standards if required by the design. Confirm RoHS compliance status through the manufacturer's latest datasheet before finalizing procurement specifications.

Battery Chargers Selection Notes

Select this component for applications requiring wide input voltage ranges without failure zones. It is suitable for designs needing integrated USB OTG support and precise current monitoring via AMON and BMON channels. Consider the 32-pin QFN package constraints for thermal management and PCB layout requirements.

Battery Chargers Part Context

This part belongs to the ISL9237 family of power management ICs designed for battery charging applications. The series is characterized by its ability to handle varying cell counts and input voltages efficiently. It serves as a core power management solution for portable electronics requiring robust charging profiles.