MAX846AEEE

Battery Chargers Overview

The MAX846AEEE is a precision multi-chemistry battery charger system designed for high-accuracy voltage and current control, particularly suited for lithium-ion applications. It features an internal voltage reference with ±0.5% accuracy to set precise float voltages. The device includes independent voltage and current regulation loops to minimize interference and integrates a linear regulator providing a 3.3V output with 1% accuracy for external microcontroller power. It supports standalone operation or microcontroller-assisted programmable charging algorithms within a 16-pin QSOP package.

Battery Chargers Feature Summary

• Precision multi-chemistry battery charging system with independent voltage and current control loops
• Internal voltage reference with ±0.5% accuracy for accurate float voltage setting
• Integrated 3.3V linear regulator with 1% accuracy for microcontroller supply
• Supports standalone operation or microcontroller-coordinated programmable charging

Battery Chargers Applications

• Lithium-ion battery charging systems requiring high precision
• Portable electronic devices needing integrated charge management
• Microcontroller-based battery management systems

Battery Chargers Procurement Notes

Verify the specific suffix 'EEE' against the manufacturer's official datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure the component status is confirmed as active or obsolescence is managed, as availability may vary by region. Cross-reference the 16-QSOP package dimensions with your PCB footprint library to guarantee mechanical compatibility during assembly.

Battery Chargers Selection Notes

Select this component when precise voltage regulation and independent current control are critical for battery safety and longevity. It is suitable for designs where a built-in 3.3V supply simplifies the bill of materials by powering adjacent logic. Consider the 16-pin QSOP package constraints for board space. Evaluate if the standalone functionality meets your algorithm needs or if additional microcontroller integration is required for complex charging profiles.

Battery Chargers Part Context

The MAX846 series belongs to Maxim Integrated's portfolio of battery management solutions, focusing on precision charging for various chemistries. The MAX846AEEE specifically addresses applications demanding tight voltage tolerances and reliable current regulation. It complements other Maxim ICs like battery monitors and protection circuits to form complete power management subsystems for portable electronics.

Battery Chargers Replacement Considerations

Check Analog Devices' official substitution guide for direct replacements. Verify that any alternative part maintains the 16-QSOP package and similar electrical specifications, including the ±0.5% reference accuracy and 3.3V LDO output. Ensure functional compatibility with existing firmware or hardware control schemes before switching.