NCP1852AFCCT1G

Overview

The NCP1852AFCCT1G is a switching battery charger IC designed for single-cell lithium-ion batteries. It integrates a 1.8 A synchronous buck converter to provide efficient charging in space-constrained applications. The device supports standard charge profiles including constant current and constant voltage phases with programmable termination. It features an integrated power path manager that prioritizes system load while charging the battery, ensuring stable operation during high-power events.

Feature Summary

• Integrated synchronous buck converter for high-efficiency power management
• Power path management to prioritize system supply over battery charging
• Programmable charge current and voltage regulation via external resistors
• Thermal regulation and safety monitoring for reliable operation

Applications

• Portable consumer electronics such as smartphones and tablets
• Wearable devices requiring compact power solutions
• Industrial handheld tools and sensors
• Medical portable equipment

Procurement Notes

Verify the exact suffix 'CCT1G' against the manufacturer's official datasheet to confirm package type and tape/reel specifications. Ensure compatibility with your PCB footprint and thermal design requirements before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component when a compact, high-efficiency solution for single-cell Li-ion charging is required. It is suitable for designs where system power integrity must be maintained during charging. Consider the 25-lead flipchip package constraints and thermal dissipation needs relative to the expected charge current and ambient conditions.

Part Context

This part belongs to onsemi's portfolio of battery management and power management integrated circuits. It is designed for modern mobile and industrial applications requiring efficient energy transfer and robust protection features. The series focuses on minimizing board space while maximizing charging efficiency and system reliability.

Replacement Considerations

Check for direct pin-to-pin replacements within the same product family or from other manufacturers offering similar 1.8 A synchronous buck chargers. Verify electrical parameters, package dimensions, and control interface compatibility before substitution.

FAQ

What is the maximum charge current supported by the NCP1852AFCCT1G?

The device supports a maximum charge current of 1.8 A.

Does the NCP1852AFCCT1G include power path management?

Yes, it includes an integrated power path manager that allows the system to draw power from the input source while simultaneously charging the battery.