P9242-G7NDGI8

Power Management - Specialized Overview

The P9242-G7NDGI8 is a fixed-frequency wireless charging power transmitter designed for 15W applications, compliant with WPC-1.2 specifications. It features an integrated 32-bit ARM Cortex-M0 processor and supports input voltages from 5V to 19V. The device achieves up to 80% end-to-end efficiency and operates at a precise 127.7kHz frequency. It includes drivers for external power FETs, a step-down switching regulator, and I²C interface support within a 6x6 mm 48-VFQFPN package.

Power Management - Specialized Feature Summary

• Supports up to 15W power transfer in compliance with WPC-1.2 specifications
• Integrates a 32-bit ARM Cortex-M0 processor for high programmability
• Features industry proprietary fast charge modes and low standby power consumption
• Includes integrated drivers for external power FETs and a step-down switching regulator

Power Management - Specialized Applications

• Smartphones with fast charging modes
• WPC Baseline Power Profile (BPP) devices
• WPC Extended Power Profile (EPP) devices
• Android proprietary fast charging applications

Power Management - Specialized Procurement Notes

Verify component status as the P9242-G7NDGI8 is listed as obsolete or discontinued by Renesas Electronics. Confirm availability of replacement parts such as the P9243-GB or P9242-GB through authorized distributors. Ensure that any substitute components meet the required 15W power output and WPC-1.2 compliance standards for your specific application design.

Power Management - Specialized Selection Notes

Select this component for designs requiring fixed-frequency operation at 127.7kHz using the MP-A11 coil configuration. It is suitable for systems needing an integrated solution with an onboard microcontroller for firmware customization via external flash. Consider the 5V to 19V input voltage range when designing the power supply stage for compatibility with various adapters.

Power Management - Specialized Part Context

This part belongs to the P9242 family of wireless power transmitters from Renesas Electronics. It is a System-on-Chip (SoC) solution designed for magnetic induction wireless power transfer. The P9242-G7NDGI8 variant specifically includes internal OTP memory with pre-programmed bootloader and application firmware, distinguishing it from variants requiring external flash for full functionality.

Power Management - Specialized Replacement Considerations

The P9243-GB is a confirmed alternative product for smartphones with fast charging modes. The P9242-GB is pin-to-pin compatible but requires external flash for firmware customization. Verify pinout and thermal requirements when transitioning to these substitutes.