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Product Detailed Parameters
- Description：CMC 34.5MH 1.2A 2LN TH
- Series：SSR
- Mfr：KEMET
- Package：Bulk
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：1.2A
- DC Resistance (DCR) (Max)：430mOhm
- 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：34.5 mH @ 10 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
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Overview
The KEMET SSR21NH-M12345 is a common mode choke designed for AC line filtering applications. It features an inductance of 34.5 mH measured at a test frequency of 10 kHz and supports a maximum DC current rating of 1.2 A. The component exhibits a maximum DC resistance (DCR) of 0.43 Ohms and operates within a temperature range of -25°C to +120°C. Rated for 250V AC, it utilizes a through-hole mounting style with four vertical pins. The physical dimensions are 23.00 mm in length, 23.00 mm in width, and a maximum height of 14.50 mm.
Feature Summary
- Provides common mode noise suppression for AC power lines
- Supports high current operation up to 1.2 A with low DC resistance
- Designed for robust performance across extended industrial temperature ranges
Applications
- AC power line filtering in electronic equipment
- EMI suppression in industrial control systems
- Noise reduction in consumer electronics power supplies
Procurement Notes
Verify the specific part number against official KEMET documentation to ensure compatibility with design requirements. Confirm that the through-hole package dimensions and pin configuration match the PCB layout. Check for any recent product change notices or RoHS compliance updates directly from the manufacturer before finalizing procurement specifications.
Selection Notes
Select this component when a common mode choke with 34.5 mH inductance and 1.2 A current rating is required. Ensure the operating environment stays within the specified -25°C to +120°C range. Verify that the 250V AC voltage rating meets the circuit requirements and that the through-hole mounting method is suitable for the assembly process.
Part Context
This component belongs to the KEMET SSR21NH-M series of AC line filters. These devices are engineered for common mode interference suppression in various electrical applications. The series offers standardized dimensions and mounting options to facilitate integration into diverse electronic designs requiring reliable EMI mitigation.
Replacement Considerations
The UALM21H1234500 is listed as an alternative part number for this component. Verify electrical parameters and mechanical dimensions before substitution.
