ECMF04-4HSM10

Common Mode Chokes Overview

The ECMF04-4HSM10 is a highly integrated common mode filter with ESD protection designed for high-speed differential serial buses. It suppresses EMI/RFI noise on interfaces such as HDMI 2.0, USB 3.0, MIPI, and DisplayPort. The device supports two differential channels with a wide differential bandwidth. It provides -20 dB attenuation at LTE frequencies and -25 dB common mode attenuation between 800 MHz and 900 MHz. It meets IEC 61000-4-2 Level 4 standards, offering ±15 kV air discharge and ±8 kV contact discharge protection. The component operates within a temperature range of -55°C to +125°C and utilizes a uQFN-10 package with a maximum height of 0.55 mm.

Common Mode Chokes Feature Summary

• Highly integrated design combining common mode filtering with electrostatic discharge protection
• Wide differential bandwidth suitable for HDMI 2.0, USB 3.0, MIPI, and DisplayPort standards
• Significant common mode noise suppression in the 800 MHz to 900 MHz frequency range
• Robust ESD protection compliant with IEC 61000-4-2 Level 4 requirements

Common Mode Chokes Applications

• HDMI 2.0 interface signal lines
• USB 3.0 high-speed data connections
• MIPI display and camera interfaces
• DisplayPort video transmission links

Common Mode Chokes Procurement Notes

Verify current availability status as the part may be obsolete or discontinued. Confirm package type and lead times with authorized distributors. Ensure compatibility with existing PCB footprint designs using the uQFN-10 outline. Check for alternative components if supply chain constraints exist.

Common Mode Chokes Selection Notes

Select this component for applications requiring compact solutions for dual-lane high-speed serial interfaces. Consider its low profile and small PCB area when space is limited. Evaluate its ESD performance against system-level safety requirements. Verify thermal operating limits match the intended environment.

Common Mode Chokes Part Context

This component belongs to STMicroelectronics' ECMF series of common mode filters. These devices are engineered for portable electronics and multimedia systems where signal integrity and noise reduction are critical. The series offers various configurations tailored to specific interface speeds and channel counts.

Common Mode Chokes Replacement Considerations

Check for ECMF04-4HSWM10 or ECMF04-4HSWM10Y as potential family alternatives. Verify pinout compatibility and electrical specifications before substitution. Confirm that any replacement maintains the required ESD protection levels and bandwidth characteristics.