P9221-2AHGI8

Power Management - Specialized Overview

The P9221-2AHGI8 is a wireless charging receiver integrated circuit compliant with the WPC 1.2 specification, designed for applications requiring up to 15W of power transfer. It features an embedded 32-bit Arm Cortex-M0 processor and supports bidirectional data communication via in-band signaling without additional circuitry. The device provides programmable output voltage settings of 9V and 12V, with a maximum output current of 1.25A. Operating from a supply voltage range of 1.8V to 5V with a quiescent current of 3mA, it functions within an ambient temperature range of 0°C to +85°C. The component is housed in a compact 52-WLCSP package measuring 2.64mm by 3.94mm.

Power Management - Specialized Feature Summary

• Integrates a 32-bit Arm Cortex-M0 processor for advanced system control and proprietary authentication
• Features patented over-voltage protection clamp that eliminates the need for external capacitors
• Supports bidirectional data communication through in-band signaling for secure system data transfer
• Includes dedicated remote temperature sensing capabilities for enhanced thermal management

Power Management - Specialized Applications

• High-efficiency space-constrained wireless power receivers
• Applications requiring proprietary device authentication
• Systems utilizing the P9242-R3 transmitter for complete 15W solutions

Power Management - Specialized Procurement Notes

Verify the specific suffix '2A' against official Renesas documentation to confirm exact electrical characteristics and pinout compatibility. Confirm RoHS compliance status and check for End-of-Life notices or Product Change Notices prior to finalizing design-in decisions. Ensure the selected packaging format matches manufacturing requirements.

Power Management - Specialized Selection Notes

Select this component when a single-chip solution for 15W magnetic induction is required alongside embedded processing capabilities. Consider the low RDS(ON) synchronous rectifier and ultra-low dropout regulator for maximizing DC-to-DC efficiency. Evaluate the I²C interface needs for monitoring voltage, current, and fault conditions during operation.

Power Management - Specialized Part Context

This part belongs to the P9221 series of wireless charging ICs manufactured by Renesas Electronics. It serves as the receiver counterpart to transmitters like the P9242-G, forming a complete wireless power system. The series is characterized by high integration levels and support for the WPC 1.2 standard, targeting modern mobile and consumer electronics charging applications.

Power Management - Specialized Replacement Considerations

Consult official substitution lists for verified alternatives. Generic cross-references may not account for the specific embedded processor firmware or proprietary coil alignment guide features inherent to this Renesas component.