TF1815HU-103Y0R3-01

Overview

The TDK TF1815HU-103Y0R3-01 is a two-line common mode choke coil designed for AC power supply line filtering. It features a toroidal core construction with through-hole mounting capabilities. The component has a maximum current rating of 300mA and operates within a temperature range of -20°C to 120°C. Physical dimensions include a length of 18.00mm, width of 17.00mm, and maximum height of 15.00mm. It utilizes a horizontal package with four pins.

Feature Summary

• Provides common-mode noise suppression for AC power lines
• Utilizes a toroidal core design for efficient filtering
• Supports through-hole mounting for PCB integration

Applications

• AC power supply line filtering
• Electromagnetic interference suppression in electronic devices
• Power line noise reduction applications

Procurement Notes

Verify the specific part number suffix carefully as variations exist within the TF series. Confirm that the 300mA rating aligns with your circuit requirements. Check for availability status as some related models may be obsolete. Ensure compatibility with your assembly process regarding through-hole mounting constraints.

Selection Notes

Select this component when a low-current (300mA) common mode choke is required for AC power lines. Consider the physical size constraints of 18x17x15mm. Evaluate if the operating temperature range of -20°C to 120°C meets environmental conditions. Compare against other TF series variants if higher current ratings are needed.

Part Context

This component belongs to TDK's TF series of common mode chokes. These filters are engineered for power line applications where noise suppression is critical. The series offers various current ratings and pin configurations to suit different power electronics designs and electromagnetic compatibility standards.

Replacement Considerations

Public confirmed substitute: 744822110 by Würth Elektronik.