MWCT1011A3VLH

Overview

The MWCT1011A3VLH is a wireless power transmitter controller from NXP Semiconductors, designed for Qi-compliant charging systems. It operates within an input voltage range of 6V to 16V and supports two-way communication using FSK and ASK modulation. The device integrates digital demodulation, foreign object detection, and EMI mitigation features such as frequency dithering. It functions in automotive environments with an operating temperature range of -40°C to +105°C. The component is housed in an LQFP-64 package and supports CAN, LIN, I2C, SCI, and SPI interfaces.

Feature Summary

• Complies with Wireless Power Consortium (WPC) Power Class 0 specifications for transmitter design.
• Integrates digital demodulation and supports bidirectional communication via FSK and ASK protocols.
• Includes calibrated foreign object detection and key fob avoidance functionality.
• Features EMI alleviation through rail voltage control, phase difference control, or duty cycle control.

Applications

• Automotive extended power profile wireless charging transmitters
• Qi-compliant consumer wireless charging systems
• Customer-specific wireless charging designs requiring low standby power

Procurement Notes

Verify the specific suffix A3VLH against official NXP documentation to confirm pinout and software configuration requirements. Ensure compatibility with the target system's communication interfaces and thermal management needs. Confirm RoHS compliance status through current manufacturer declarations. Validate that the LQFP-64 package dimensions match the PCB footprint design constraints.

Selection Notes

Select this component for applications requiring WPC Qi compliance and robust automotive-grade reliability. Consider its integrated foreign object detection and key fob avoidance for safety-critical environments. Evaluate the need for its specific interface support and EMI reduction techniques when designing high-density power transfer systems.

Part Context

This part belongs to the MWCT1x1xA series of wireless charging controllers. It is engineered to work with NXP touch sensing technology or analog ping methods for device detection. The series emphasizes design freedom through software-based solutions, allowing for product differentiation in various charging architectures.

Replacement Considerations

Consult NXP datasheets for direct substitutes within the MWCT1011 family. Verify functional equivalence regarding interface support and package type before substitution.

FAQ

What communication protocols does the MWCT1011A3VLH support?

It supports CAN, LIN, I2C, SCI, and SPI interfaces for system integration.

How does the device mitigate electromagnetic interference?

It uses rail voltage control, phase difference control, or duty cycle control along with operation frequency dithering technology.