ISL88731CHRTZ-T

Battery Chargers Overview

The ISL88731CHRTZ-T is a lithium-ion battery charger IC manufactured by Renesas Electronics Corporation. It supports 1 to 4 series cells with a maximum battery pack voltage of 16.8V and a maximum supply voltage of 26V. The device delivers a programmable constant current and pulse charging capability with a maximum charge current of 8A. It features an I2C interface for control and monitoring. The component operates within a temperature range of -10°C to 100°C (TA) and is housed in a 28-WFQFN exposed pad package, specifically the 28-TQFN(5x5) supplier device outline.

Battery Chargers Feature Summary

• Supports constant current and pulse charging profiles for lithium-ion batteries
• Includes short circuit fault protection mechanisms
• Enables digital configuration and monitoring via I2C interface

Battery Chargers Applications

• Portable electronic devices requiring multi-cell battery management
• Industrial equipment utilizing lithium-ion power sources
• Consumer electronics with high-current charging requirements

Battery Chargers Procurement Notes

Verify the exact suffix 'CHRTZ-T' against official Renesas documentation, as primary datasheets often list 'HRZ' or 'HRTZ'. Confirm availability status, as related variants are marked obsolete. Ensure the specific thermal grade and tape-and-reel packaging match system requirements before ordering.

Battery Chargers Selection Notes

Select this component for applications requiring up to 8A charging current and I2C programmability. Ensure the input supply voltage does not exceed 26V. Verify that the 28-TQFN package fits the PCB layout constraints. Consider thermal dissipation capabilities given the 8A maximum current rating and operating temperature range.

Battery Chargers Part Context

This part belongs to the ISL88731 family of battery chargers from Renesas. The family includes variants such as ISL88731HRZ and ISL88732HRTZ. These components are designed for efficient charging of 1-4 series lithium-ion battery packs. The ISL88731 series typically offers advanced charging algorithms and digital control interfaces.

Battery Chargers FAQ

What is the maximum charge current supported by the ISL88731CHRTZ-T?

The maximum charge current is 8A.

Does the ISL88731CHRTZ-T support pulse charging?

Yes, it supports both constant current and pulse charging modes.

What type of fault protection is included?

The device includes short circuit fault protection.