P9242-G3NDGI8

Power Management - Specialized Overview

The P9242-G3NDGI8 is a fixed-frequency wireless charging power transmitter for 15W applications, compliant with WPC-1.2 specifications. It operates within an input voltage range of 5V to 19V and achieves up to 80% end-to-end efficiency. The device integrates a 32-bit ARM Cortex-M0 processor, external FET drivers, and an I2C interface. It supports BPP, EPP, and proprietary fast charging modes using a fixed accurate frequency of 127.7kHz. Packaged in a 6x6 mm 48-VFQFPN, it functions across -40°C to +85°C.

Power Management - Specialized Feature Summary

• Integrates a 32-bit ARM Cortex-M0 processor for high programmability
• Supports fixed-frequency operation at 127.7kHz for MP-A11 coil configurations
• Includes integrated drivers for external power FETs
• Features simultaneous voltage and current demodulation

Power Management - Specialized Applications

• Wireless charging transmitters supporting up to 15W
• Smartphone charging bases with fast charging modes
• IoT devices requiring magnetic induction power transfer

Power Management - Specialized Procurement Notes

Verify component status as the P9242-G series may be obsolete or superseded by newer models like the P9243. Confirm package availability and lead times through authorized distributors. Ensure firmware compatibility if utilizing the OTP memory features. Check for pin-to-pin alternatives such as the P9242-GB variant.

Power Management - Specialized Selection Notes

Select this component for designs requiring strict adherence to the WPC-1.2 specification with fixed-frequency operation. It is suitable for applications needing integrated control via the ARM Cortex-M0 processor. Consider the 5V to 19V input range when designing the power supply stage. Evaluate the need for external flash if firmware customization beyond the pre-programmed bootloader is required.

Power Management - Specialized Part Context

The P9242-G3NDGI8 belongs to the Renesas P9242 family of wireless power transmitters. This series provides complete system-on-chip solutions for magnetic induction charging. The G3 suffix typically denotes specific firmware or configuration variants within the broader P9242 product line designed for 15W applications.

Power Management - Specialized Replacement Considerations

The P9243-GB is listed as a replacement product for the P9242-G series. Verify pin compatibility and firmware differences before substitution.