P9242-LNDGI8

Power Management - Specialized Overview

The P9242-LNDGI8 is a highly integrated wireless power transmitter system-on-chip compliant with the WPC 1.2 specification, designed for 15W applications. It operates within a VIN 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, simultaneous voltage and current demodulation, and foreign object detection (FOD). It supports I2C interface communication and includes a step-down switching regulator. The component is housed in a 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 control and monitoring
• Supports simultaneous voltage and current demodulation for precise feedback
• Includes foreign object detection (FOD) and low standby power modes

Power Management - Specialized Applications

• Wireless charging transmitters for 15W applications
• Base stations for compatible wireless power receivers
• Consumer electronics requiring WPC 1.2 compliance

Power Management - Specialized Procurement Notes

Verify the specific suffix 'L' against official Renesas documentation, as primary datasheets predominantly reference the 'R' variant. Confirm current availability status, as related P9242-R variants are listed as obsolete or out of stock. Ensure the 48-VFQFPN package matches design requirements. Cross-reference part numbers with manufacturer PCNs for any assembly site or label updates that may affect sourcing.

Power Management - Specialized Selection Notes

Select this component for designs requiring a complete WPC 1.2 compliant transmitter solution. The integrated processor and demodulation capabilities reduce external component count. Verify input voltage compatibility within the 4.25V to 21V range. Consider the thermal performance within the specified -40°C to +85°C ambient range. Ensure I2C interface integration aligns with the host controller.

Power Management - Specialized Part Context

The P9242 series represents a family of wireless power transmitters from Renesas Electronics. The P9242-LNDGI8 belongs to this line, sharing core architecture with variants like the P9242-R. These devices are designed to work in conjunction with compatible receivers, such as the P9221-R, to form complete wireless power systems. The series emphasizes high integration and efficiency for modern power transfer needs.

Power Management - Specialized Replacement Considerations

Official replacement information for the specific P9242-LNDGI8 suffix is not explicitly detailed in the provided public documents. Related variants such as P9242-RNDGI8 are marked as obsolete. Consult Renesas Product Change Notices (PCN) for potential substitute part numbers or updated manufacturing sources before finalizing procurement.