P9221-1AHGI8

Power Management - Specialized Overview

The P9221-1AHGI8 is a wireless charging receiver IC compliant with WPC 1.2.3 standards, supporting up to 15W output power. It delivers programmable output voltages of 9V and 12V at a maximum current of 1.25A. The device operates on supply voltages of 1.8V or 5V with a typical current consumption of 3mA. Designed for surface-mount installation in a 52-WLCSP package, it functions within an ambient temperature range of 0°C to +85°C.

Power Management - Specialized Feature Summary

• Integrates a 32-bit Arm Cortex-M0 processor for embedded control and data communication
• Features patented over-voltage protection clamp that eliminates the need for external capacitors
• Supports bidirectional in-band data communication without additional circuitry
• Includes proprietary coil alignment guide functionality

Power Management - Specialized Applications

• High-efficiency space-constrained wireless power receivers
• Applications requiring secure system data transfer via proprietary authentication
• Devices utilizing I2C interface for voltage and current monitoring

Power Management - Specialized Procurement Notes

Verify component authenticity through authorized Renesas distributors. Confirm RoHS compliance status prior to integration. Check for End-of-Life notices as availability may be restricted. Ensure packaging specifications match assembly requirements. Validate datasheet revisions against design specifications.

Power Management - Specialized Selection Notes

Select this component for designs requiring integrated bidirectional communication and high efficiency. The built-in ARM processor allows for flexible firmware implementation. Consider the 52-WLCSP package size for compact form factors. Verify compatibility with WPC 1.2.3 transmitters for optimal performance.

Power Management - Specialized Part Context

Part of the P9221 series from Renesas Electronics, designed for magnetic induction wireless power reception. It complements transmitter solutions like the P9242-R3 to form complete 15W systems. The series emphasizes low external component counts and high DC-to-DC efficiency.

Power Management - Specialized Replacement Considerations

Consult official Renesas documentation for pin-compatible alternatives. Verify functional equivalence regarding WPC compliance and thermal characteristics before substitution.