EXC-14CE900U

Common Mode Chokes Overview

The Panasonic EXC-14CE900U is a surface-mount common mode filter choke designed for high-speed differential data lines. It features an impedance of 90 Ohms at 100MHz with a tolerance of 20%. The component supports a maximum DC current of 130mA and has a maximum DC resistance of 2.5 Ohms. Rated for 5V DC, it operates within a temperature range of -40°C to +85°C. The physical dimensions are 0.85mm in length, 0.65mm in width, and 0.45mm in height, utilizing an SMD/SMT package.

Common Mode Chokes Feature Summary

• Eliminates radiated noise from high-speed differential transmission signals
• Features electromagnetic shielding to prevent magnetic flux leakage
• Constructed with a robust multi-layer sintered structure for superior reflow soldering heat resistance
• Low DC resistance ensures minimal insertion loss impact on transmitted signals

Common Mode Chokes Applications

• Noise suppression for USB 2.0 differential data lines
• Interference mitigation for LVDS interfaces
• EMI filtering for MIPI and MHL high-speed connections
• Protection in smartphones, tablets, and digital cameras

Common Mode Chokes Procurement Notes

Verify the specific suffix 'U' against official Panasonic documentation to confirm compliance status and packaging configuration. Ensure that the selected variant matches the required impedance tolerance and current ratings for the target circuit design. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and avoid counterfeit components during sourcing.

Common Mode Chokes Selection Notes

Select this component when space constraints require a compact footprint suitable for portable electronics. Choose based on the 90 Ohm impedance requirement at 100MHz for effective common mode noise attenuation. Consider the 130mA current rating to ensure the filter does not saturate under operational load conditions while maintaining low insertion loss for signal integrity preservation.

Common Mode Chokes Part Context

This device belongs to the EXC14C series of common mode chokes manufactured by Panasonic Industry. The series is characterized by its miniature size and thin profile, making it ideal for modern mobile devices. It complements other variants in the lineup that offer different impedance values or current handling capabilities for diverse high-speed interface applications.

Common Mode Chokes Replacement Considerations

Potential substitutes include EXC14CG120U, EXC14CG350U, EXC14CG430U, EXC14CE650U, EXC14CE121U, EXC24CE360UP, EXC24CE900U, EXC24CE121U, EXC24CE201U, and EXC24CF900U. Verify dimensional compatibility and electrical specifications before substitution.