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Product Detailed Parameters
- Description：CMC 12.5MH 1.8A 2LN TH
- Series：SSR
- Mfr：KEMET
- Package：Bulk
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：1.8A
- DC Resistance (DCR) (Max)：190mOhm
- Voltage Rating - DC：-
- Voltage Rating - AC：250V
- Operating Temperature：-25°C ~ 120°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：0.906" L x 0.906" W (23.00mm x 23.00mm)
- Height (Max)：0.571" (14.50mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：12.5 mH @ 10 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
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Overview
The KEMET SSR21NHS-M18125 is a through-hole common mode choke filter designed for AC line applications. It features an inductance of 12.5 mH and supports a maximum DC current of 1.8 A. The component has a maximum DC resistance of 0.19 Ohms and operates within a temperature range of -25°C to +120°C. Rated for 250VAC, it measures 23 mm in width, 3.5 mm in length, and 14.5 mm in height.
Feature Summary
- Provides common mode noise suppression for AC power lines
- Supports high current operation up to 1.8 A with low DC resistance
- Designed for reliable performance across a wide operating temperature range
Applications
- AC power line filtering in electronic equipment
- EMI suppression in consumer electronics
- Noise reduction in industrial control systems
Procurement Notes
Verify the exact part number SSR21NHS-M18125 against official KEMET documentation to ensure correct specifications. Confirm that the required inductance, current rating, and physical dimensions match your design constraints. Check for any specific RoHS compliance requirements or alternative package options if necessary.
Selection Notes
Select this component when a 12.5 mH inductance and 1.8 A current rating are required for common mode noise filtering. Ensure the PCB layout accommodates the through-hole mounting style and the specified physical footprint. Consider the operating temperature range and voltage rating relative to the application environment.
Part Context
This component belongs to the KEMET SSR21NHS-M series of common mode chokes. These filters are engineered for AC line applications, offering robust noise suppression capabilities. The series provides various inductance and current ratings to suit different power line filtering needs.
Replacement Considerations
Check KEMET's official substitution guide for compatible alternatives. Verify that any substitute matches the 12.5 mH inductance, 1.8 A current rating, and 250VAC voltage rating. Ensure physical dimensions and mounting style compatibility before replacement.
