RL-9750-3HL-9,4

Common Mode Chokes Overview

The RL-9750-3HL-9,4 is a single-phase EMI filter manufactured by Renco Electronics, Inc. It functions as a through-hole AC line filter designed for common mode noise suppression. The component features an inductance of 9.4 mH measured at 10 kHz and supports a current rating of 1.8 A. Its DC resistance (DCR) is specified at 160 mOhm. This two-line choke is housed in a bulk package configuration.

Common Mode Chokes Feature Summary

• Provides common mode noise attenuation for AC line applications
• Designed for through-hole mounting on printed circuit boards
• Single-phase configuration for standard power line filtering

Common Mode Chokes Applications

• AC line input stages of electronic equipment
• Power supply units requiring EMI suppression
• General purpose electromagnetic interference filtering

Common Mode Chokes Procurement Notes

Verify the specific suffix designation to ensure correct inductance value matching. Confirm that the 1.8 A current rating and 160 mOhm DCR meet system requirements. Check RoHS compliance status if required by procurement policy. Ensure through-hole footprint compatibility with assembly processes.

Common Mode Chokes Selection Notes

Select this component when a 9.4 mH inductance at 10 kHz is required for single-phase filtering. Consider the 1.8 A current capacity for load requirements. Evaluate the 160 mOhm DC resistance impact on voltage drop. Verify through-hole mounting constraints against PCB layout specifications.

Common Mode Chokes Part Context

This part belongs to the RL-9750 series of single-phase EMI filters from Renco Electronics, Inc., now part of Standex Electronics. The series includes various inductance values tailored for different noise suppression needs. These components are commonly used in industrial and commercial power electronics to reduce conducted emissions.

Common Mode Chokes Replacement Considerations

Consult manufacturer documentation for direct substitutes within the RL-9750 series. Verify equivalent inductance, current rating, and physical dimensions before substitution. Cross-reference with other manufacturers offering similar through-hole common mode chokes.