NX1A4WPZ

Overview

The NX1A4WPZ is a wireless power receiver front-end integrated circuit manufactured by NXP USA Inc. It complies with the A4WP (Alliance for Wireless Power) standard, enabling high-frequency inductive charging capabilities. The device is packaged in a WLCSP42 format, suitable for compact mobile and consumer electronics designs requiring efficient power reception without external bulky components.

Feature Summary

• Compliant with A4WP high-frequency wireless power standards
• Integrated receiver front-end for inductive charging applications
• Compact WLCSP42 package design for space-constrained devices

Applications

• Mobile phone wireless charging receivers
• Consumer home audio devices with wireless power support
• Portable media players requiring inductive charging

Procurement Notes

Verify the component authenticity through authorized NXP distributors or certified suppliers. Confirm the specific revision level and packaging details match your bill of materials. Ensure compliance with RoHS and REACH directives as stated in official documentation before procurement.

Selection Notes

Select this component when an A4WP-compliant wireless power solution is required. The WLCSP42 package offers a small footprint ideal for thin mobile form factors. Evaluate thermal performance and integration complexity with the host power management system during design.

Part Context

This part belongs to NXP's power management portfolio, specifically targeting wireless power transfer applications. It serves as a specialized receiver interface for systems adopting the A4WP standard, distinct from general-purpose PMICs or other wireless protocols like Qi.

Replacement Considerations

No public substitute part numbers are confirmed in available documentation. Designers should consult NXP directly for alternative recommendations if supply constraints exist.