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Product Detailed Parameters
- Description：CMC 3MH 1A 2LN TH
- Series：RN
- Mfr：Schaffner EMC Inc.
- Package：Tube
- Filter Type：Power Line
- Number of Lines：2
- Current Rating (Max)：1A
- DC Resistance (DCR) (Max)：210mOhm (Typ)
- Voltage Rating - DC：-
- Voltage Rating - AC：300V
- Operating Temperature：-40°C ~ 100°C
- Ratings：-
- Approval Agency：ENEC, UR, VDE
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：0.717" L x 0.346" W (18.20mm x 8.80mm)
- Height (Max)：0.543" (13.80mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：3 mH @ 10 kHz
- Qualification：-
- Grade：-
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Overview
The Schaffner RN202-1-02-3M0 is a vertical through-hole common mode choke designed for PCB mounting. It features a ferrite core and operates within a temperature range of -40°C to +100°C. The component provides an inductance of 3 mH with a tolerance of -30% to +50%. It supports a maximum DC current of 1 A and has a maximum DC resistance of 210 mOhms. The physical dimensions are 18 mm x 12.5 mm x 20 mm, utilizing a four-pin configuration.
Feature Summary
- Vertical chassis design optimized for printed circuit board integration
- Ferrite core construction for effective electromagnetic interference suppression
- Through-hole termination for secure mechanical attachment
Applications
- Power supply input filtering
- Signal line noise reduction
- Electronic equipment EMI mitigation
Procurement Notes
Verify the specific part number against official TE Connectivity or Schaffner documentation to confirm electrical parameters and pinout compatibility. Ensure the selected component meets the required thermal and current ratings for the target application environment. Cross-reference datasheets for any recent manufacturing updates or package variations.
Selection Notes
Select this component when a compact vertical form factor is required for space-constrained PCB layouts. Consider the 1 A current rating and 3 mH inductance values to ensure adequate attenuation for the specific frequency spectrum of interest. Evaluate the operating temperature range to guarantee reliability under expected environmental conditions.
Part Context
This component belongs to the RN series of common mode chokes manufactured by Schaffner EMC Inc., now part of TE Connectivity. The series is characterized by its use in suppressing common mode noise in electronic circuits. The RN202 variant specifically denotes a vertical mounting style suitable for standard through-hole assembly processes.
FAQ
What is the inductance tolerance for the RN202-1-02-3M0?
The inductance tolerance is specified as -30% to +50%.
Does the RN202-1-02-3M0 have shielding?
The component is unshielded.
