RT9535AGQW

Battery Chargers Overview

The RT9535AGQW is a high-efficiency switching mode battery charger controller manufactured by Richtek USA Inc. It supports fast charging for single or multiple Li-Ion, NiMH, and NiCd batteries. The device operates with an input voltage up to 28V and a maximum battery pack voltage of 22V. It features a maximum charge current of 2A and includes over-voltage fault protection. The component is housed in a 16-WQFN package with an exposed pad and functions within an operating temperature range of -40°C to 85°C.

Battery Chargers Feature Summary

• Supports multi-chemistry battery types including Li-Ion, NiMH, and NiCd
• High-efficiency PWM switch mode operation for fast charging
• Integrated over-voltage fault protection mechanism

Battery Chargers Applications

• Portable electronic devices requiring Li-Ion battery management
• NiMH/NiCd battery charging systems
• Multi-cell battery pack controllers

Battery Chargers Procurement Notes

Verify the specific suffix 'GQW' against the official Richtek datasheet to confirm pinout and thermal pad configuration. Ensure the supplier provides the original manufacturer datasheet for technical validation. Confirm RoHS compliance status directly from the component marking or official documentation before procurement.

Battery Chargers Selection Notes

Select this controller when designing systems requiring support for multiple battery chemistries such as Li-Ion, NiMH, and NiCd. Consider the 28V input limit and 22V max battery voltage constraints. Evaluate the 16-WQFN package suitability for the target PCB layout and thermal requirements.

Battery Chargers Part Context

This component belongs to the RT9535 family of battery charger controllers. The RT9535A is the general description variant, while the RT9535AGQW specifies the particular package and revision. It serves as a power management integrated circuit (PMIC) for efficient energy transfer to rechargeable batteries.

Battery Chargers Replacement Considerations

Consult the official Richtek replacement guide for verified substitutes. Cross-reference pin compatibility and electrical specifications with alternative models from the same manufacturer family.