P9242-RB1NDGI8

Power Management - Specialized Overview

The P9242-RB1NDGI8 is a highly integrated wireless power transmitter compliant with the WPC-1.2 specification, designed for 15W applications. It operates within an input voltage range of 4.25V to 21V and achieves up to 86% end-to-end efficiency. The device features an integrated 32-bit ARM Cortex-M0 processor, foreign object detection, full bridge drivers, and simultaneous voltage/current demodulation. It supports I2C interface communication and includes a programmable current and LED pattern. The component is housed in a space-saving 6x6 mm 48-VFQFPN package and is rated for an ambient operating temperature range of -40°C to +85°C.

Power Management - Specialized Feature Summary

• Compliant with WPC-1.2 specification for magnetic induction wireless power transmission
• Integrated 32-bit ARM Cortex-M0 processor for high programmability
• Supports simultaneous voltage and current demodulation for accurate feedback
• Includes foreign object detection (FOD) and low standby/sleep mode power consumption

Power Management - Specialized Applications

• Wireless charging transmitters for smartphones supporting up to 15W
• Systems requiring WPC-1.2 Baseline and Extended Power Profile compliance
• Applications utilizing proprietary fast charging modes alongside standard protocols

Power Management - Specialized Procurement Notes

Verify part status as obsolete through official Renesas channels. Confirm availability of replacement components such as the P9243 series. Ensure compatibility with existing receiver ICs like the P9221-R for complete system integration. Review datasheets for pinout and electrical specifications before finalizing procurement decisions.

Power Management - Specialized Selection Notes

Select this component for designs requiring strict WPC-1.2 compliance and high efficiency up to 15W. Consider the integrated ARM Cortex-M0 processor if firmware customization or complex control logic is needed. Evaluate the wide input voltage range suitability for various power supply architectures. Verify package constraints against PCB layout requirements for the 48-VFQFPN form factor.

Power Management - Specialized Part Context

The P9242-R series serves as a System-on-Chip solution for wireless power transmission. It complements receiver ICs like the P9221-R to form complete wireless charging systems. The series supports both fixed-frequency operation and proprietary fast charging modes, catering to diverse smartphone and accessory charging standards.

Power Management - Specialized Replacement Considerations

The P9243-GB is identified as a replacement product offering similar 15W capabilities with additional fast charging modes.