ECMF2-40A100M6Y

Common Mode Chokes Overview

The ECMF2-40A100M6Y is an integrated common mode filter manufactured by STMicroelectronics, designed to suppress EMI and RFI noise on high-speed data lines such as MIPI interfaces. It operates within a voltage rating of 5V DC and supports a maximum current of 100mA. The component features a maximum DC resistance of 2.9 Ohms and functions reliably across an operating temperature range of -55°C to 150°C. It is housed in a QFN-6L package with dimensions of 1.4 x 1.35 mm and holds AEC-Q200 automotive qualification.

Common Mode Chokes Feature Summary

• Integrated common mode filtering for effective suppression of electromagnetic interference on high-speed serial data lines
• Automotive-grade reliability certified under AEC-Q200 standards for harsh environment operation
• Compact QFN-6L footprint optimized for space-constrained mobile and portable device designs

Common Mode Chokes Applications

• High-speed data line protection in mobile devices
• EMI suppression for MIPI interface connections
• Automotive electronic systems requiring AEC-Q200 compliance

Common Mode Chokes Procurement Notes

Verify the specific suffix 'M6Y' against official STMicroelectronics documentation to confirm package type and tape/reel specifications. Ensure compatibility with design-in requirements by cross-referencing the latest datasheet for dimensional tolerances and thermal characteristics. Confirm that the intended application aligns with the specified 5V DC voltage rating and 100mA current handling capabilities before finalizing procurement.

Common Mode Chokes Selection Notes

Select this component when designing circuits that require robust common mode noise attenuation for high-speed serial interfaces like MIPI. The choice is driven by the need for compact surface-mount packaging and automotive-grade durability. Engineers should evaluate the trade-off between the 2.9 Ohm DC resistance and signal integrity requirements. This part is suitable for applications where size constraints are critical and environmental stability is required.

Common Mode Chokes Part Context

This component belongs to the ECMF series of integrated common mode filters from STMicroelectronics. The series provides solutions for EMI/RFI suppression in consumer electronics and automotive sectors. The ECMF2-40A100M6Y specifically targets high-speed data lines, offering a balance of low insertion loss and high common mode impedance within a miniature form factor suitable for modern portable devices.

Common Mode Chokes Replacement Considerations

The ECMF2-40A100N6 is a documented alternative within the same portfolio. Verify pinout compatibility and electrical parameter alignment before substitution.