ADP2291ARMZ-R7

Overview

The ADP2291ARMZ-R7 is a single-cell lithium-ion battery charger manufactured by Analog Devices Inc. It operates within an input voltage range of 4.5 V to 12 V and delivers a regulated output voltage of 4.2 V at a maximum charge current of 1.5 A. The device functions with a quiescent supply current of 6 mA and supports surface-mount installation in an MSOP-8 package. It is designed for operation across a temperature range of -40°C to +85°C.

Feature Summary

• Single-cell lithium-ion battery charging management
• Integrated thermal regulation for safe operation

Applications

• Portable electronic devices requiring single-cell Li-ion power
• Battery-powered consumer electronics
• Industrial handheld equipment

Procurement Notes

Verify the specific suffix R7 indicates reel packaging when ordering. Confirm the MSOP-8 package type matches your PCB footprint requirements. Ensure the 4.2 V output aligns with your target cell chemistry specifications. Check for any RoHS compliance documentation if required by your manufacturing standards.

Selection Notes

Select this component for applications requiring a compact, single-cell charging solution. The 1.5 A output current suits moderate-power portable devices. Verify that the 4.5 V to 12 V input range covers your system's power source capabilities. Consider the MSOP-8 package size constraints during layout design.

Part Context

This part belongs to the ADP2291 series of battery chargers from Analog Devices. It is categorized under Battery Management within the PMIC segment. The device is specifically engineered for lithium-ion cells, distinguishing it from multi-cell or other chemistries in the broader portfolio.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.