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Product Detailed Parameters
- Description：CMC 115.7MH 300MA 2LN TH
- Series：SSRH7H-M
- Mfr：KEMET
- Package：Bulk
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：300mA
- DC Resistance (DCR) (Max)：3.57Ohm
- Voltage Rating - DC：-
- Voltage Rating - AC：250V
- Operating Temperature：-25°C ~ 120°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：0.709" L x 0.571" W (18.00mm x 14.50mm)
- Height (Max)：0.472" (12.00mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：115.7 mH @ 10 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
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Overview
The KEMET SSRH7H-M031157 is a through-hole common mode choke from the SSRH7H-M series, designed for AC line filtering. It features an inductance of 115.7 mH and a maximum DC current rating of 300 mA. The component has a maximum DC resistance of 3.57 Ω and is rated for 250 VAC. It operates within a temperature range of -25 °C to +120 °C. Physical dimensions are 22 mm length, 17 mm depth, and 15.5 mm height.
Feature Summary
- Utilizes proprietary S18H high permeability ferrite core material for optimized magnetic performance.
- Features a split bobbin structure to provide high impedance across a wide frequency range.
- Designed with a compact gear coil form factor suitable for space-constrained applications.
Applications
- Audio-visual equipment noise suppression
- Office automation devices
- Digital equipment power line filtering
- Small power supply input stages
Procurement Notes
Verify the specific part number against official KEMET documentation to confirm current availability status. Check datasheets for updated mechanical drawings and environmental compliance certifications such as RoHS before finalizing procurement decisions.
Selection Notes
Select this component for low-current AC line applications requiring high inductance in a compact package. Ensure the design accommodates the 300 mA saturation current and 3.57 Ω DC resistance. Verify that the through-hole mounting style fits the target PCB layout constraints.
Part Context
This component belongs to the KEMET SSRH7H-M series of common mode chokes. The series is characterized by the use of specialized high-permeability ferrite materials and split bobbin designs to maximize impedance in narrow spaces. These components are engineered for effective noise cancellation in sensitive electronic circuits.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Consult manufacturer cross-reference tools or technical support for verified alternatives if this specific model is unavailable.
