B82789C0104N001

Overview

The B82789C0104N001 is a surface-mount data line choke manufactured by EPCOS (TDK). It features an inductance of 22 µH and supports a rated current of 0.25 A with a maximum DC resistance of 0.58 Ω. The component operates within a voltage range of 80 V DC and 42 V AC, maintaining an output impedance of 50 Ω. Designed for robust performance, it functions between -55 °C and +125 °C. Its physical dimensions are 4.5 mm x 3.2 mm x 3.0 mm, utilizing a gold/silver terminal finish.

Feature Summary

• Provides common-mode noise suppression for high-speed data and signal lines
• Compact SIMDAD 1812 package design suitable for space-constrained applications
• Capable of handling differential mode currents up to 0.25 A

Applications

• High-speed USB interface circuits
• DisplayPort and HDMI signal line protection
• General-purpose data bus filtering in consumer electronics

Procurement Notes

Verify the specific suffix code against the manufacturer's official datasheet to confirm terminal plating and packaging configuration. Ensure the ordering part number matches the required tolerance and reel specifications. Cross-reference the RoHS compliance status with current regulatory requirements before finalizing procurement orders.

Selection Notes

Select this component when designing circuits requiring common-mode chokes for high-speed digital interfaces. The 22 µH inductance value is appropriate for suppressing electromagnetic interference without significantly distorting signal integrity. Consider the 0.58 Ω DC resistance impact on power delivery if used in power-sensitive data lines.

Part Context

This component belongs to the B82789 series of SIMDAD 1812 common-mode chokes from EPCOS (now TDK Electronics). The series is engineered for data and signal line applications, offering a balance of compact size and effective noise attenuation. These components are widely utilized in modern electronic devices to ensure signal quality and electromagnetic compatibility.

Replacement Considerations

Publicly confirmed substitute part numbers for this specific model were not identified in the provided documentation. Verify compatibility with alternative common-mode chokes based on inductance, current rating, and physical footprint constraints.