MPX2001GY

AC DC Converters, Offline Switchers Overview

The MPX2001GY is an integrated flyback power IC from Monolithic Power Systems featuring capacitive digital isolation, secondary-side control, and synchronous rectification. It integrates four flyback ICs into one package with UL-certified 4.5kVrms isolation and 8.4mm PCB clearance. The device utilizes advanced continuous conduction mode (CCM) secondary-side control for improved dynamic performance and fast protection. It achieves low standby power of 15mW and employs PWM/PFM control for excellent EMI performance across the load range.

AC DC Converters, Offline Switchers Feature Summary

• Integrates primary-side drive, secondary-side controller, and synchronous rectification driver into a single power IC.
• Features robust capacitive digital isolation replacing traditional optocouplers for reliable long-term operation.
• Utilizes seventh-generation SR driver design to minimize body diode conduction and eliminate cross-conduction issues.
• Provides comprehensive protection including fast short-circuit and overvoltage protection via secondary-side control.

AC DC Converters, Offline Switchers Applications

• Compact USB PD compatible adapter designs
• QC compatible adapter designs
• High power density AC/DC power supplies

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'GY' against official MPS documentation to confirm pinout and thermal characteristics. Ensure compliance with UL1577 and UL/IEC/EN62368 safety standards required for the application. Confirm MSL1 level packaging handling requirements during assembly.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring high power density and strict energy efficiency standards. The integrated nature reduces BOM count by up to 50% compared to discrete solutions. Suitable for applications demanding rapid dynamic response to USB PD load variations without external feedback circuits.

AC DC Converters, Offline Switchers Part Context

The MPX2001 series represents a shift toward highly integrated AC/DC solutions in the MPS portfolio. It addresses the physical bottlenecks of traditional silicon devices by combining multiple functions into a compact SOIC20WB package. This integration supports the industry trend toward smaller, more efficient power converters for consumer and industrial electronics.

AC DC Converters, Offline Switchers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Designers should consult MPS directly for equivalent or upgraded alternatives within the flyback controller family.

AC DC Converters, Offline Switchers FAQ

Does the MPX2001 require an external optocoupler?

No, the MPX2001 uses capacitive digital isolation to replace traditional optocouplers, eliminating the need for external feedback components.

What control mode does the MPX2001 use?

It utilizes advanced continuous conduction mode (CCM) secondary-side control to improve dynamic performance and provide fast protection.