P9235A-RBNDGI

Power Management - Specialized Overview

The P9235A-RBNDGI is a wireless charging transmitter IC from Renesas Electronics, designed for applications requiring up to 5W of power transfer. It operates within an input voltage range of 4.25V to 21V and delivers a regulated output of 5V at 50mA. The device supports the WPC standard and functions reliably across an ambient temperature range of -40°C to +85°C. Packaged in a space-saving 40-VFQFPN (5mm x 5mm) format with exposed pad, it integrates drivers for external FETs and features I²C interface support for configuration.

Power Management - Specialized Feature Summary

• Integrates a pre-programmed bootloader with external flash memory for flexible firmware implementation
• Supports simultaneous voltage and current demodulation for robust communication
• Includes foreign object detection and thermal management circuits for safety
• Features integrated step-down switching regulator and current sense amplifier

Power Management - Specialized Applications

• Wireless power systems compliant with WPC standards
• Applications requiring up to 5W total wireless system power
• Systems utilizing the P9225-R receiver for complete solution pairing

Power Management - Specialized Procurement Notes

Verify component status as obsolete or end-of-life through official Renesas channels before design finalization. Confirm availability of alternative packages or successor models if long-term supply is required. Ensure compliance with RoHS directives and check moisture sensitivity levels for proper handling during assembly processes.

Power Management - Specialized Selection Notes

Select this component for designs needing a highly integrated transmitter with embedded processing capabilities. Consider the requirement for external flash memory to store control firmware when choosing this part. Evaluate the 4.25V to 21V input range against your system's power supply constraints and ensure compatibility with the intended coil configurations.

Power Management - Specialized Part Context

This part belongs to the P9235A series of magnetic induction wireless power transmitters. It is designed to work in conjunction with Renesas receivers like the P9225-R to form complete charging solutions. The series emphasizes integration by combining power stage drivers, protection logic, and microcontroller functionality into a single compact package.

Power Management - Specialized Replacement Considerations

Public documentation indicates this specific variant is obsolete. Consult Renesas for current active replacements within the P9235A family or updated transmitter ICs that maintain pin compatibility and functional equivalence for existing designs.