MAX20357EWX+

Power Management - Specialized Overview

The MAX20357EWX+ is a Power Line Communication (PLC) and charging system master integrated circuit designed for True Wireless Stereo (TWS) applications. It operates within a supply voltage range of 2.8V to 5.5V and features a maximum operating temperature of +85°C and a minimum of -40°C. The device draws an operating supply current of 11µA, with a typical supply current of 380µA. It is housed in a compact 36-WLP package measuring 2.66x2.66 mm.

Power Management - Specialized Feature Summary

• Integrates robust PLC output protection for reliable communication over power lines.
• Combines high-efficiency charging capabilities with power line communication functions in a single solution.

Power Management - Specialized Applications

• True Wireless Stereo (TWS) earbuds
• Power Line Communications systems
• Wearable charge management solutions

Power Management - Specialized Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm the specific suffix 'EWX+' matches the required package and lead-free specifications. Request official datasheets and compliance documentation to ensure the part meets project requirements before procurement.

Power Management - Specialized Selection Notes

Select this component when a combined PLC and charging solution is required for TWS devices. Ensure the design supports the 2.8V to 5.5V input range and accommodates the 36-WLP footprint. Consider the low standby current for battery life optimization in wearable applications.

Power Management - Specialized Part Context

This part belongs to the Maxim Integrated portfolio, now part of Analog Devices Inc. It addresses the need for compact, efficient power management and communication in small form-factor audio devices. The integration of PLC reduces external component count compared to separate RF charging solutions.

Power Management - Specialized Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data. Consult Analog Devices technical support for direct replacements or pin-compatible alternatives if this specific package or function is unavailable.

Power Management - Specialized FAQ

What is the operating supply voltage range?

The MAX20357EWX+ operates with a supply voltage range of 2.8V to 5.5V.

What package type does this IC use?

It uses a 36-WLP (Wafer Level Package) with dimensions of 2.66x2.66 mm.