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Product Detailed Parameters
- Description：CMC 47MH 250MA 2LN TH
- Series：RC
- Mfr：Schaffner EMC Inc.
- Package：Bulk
- Filter Type：Power Line
- Number of Lines：2
- Current Rating (Max)：250mA
- DC Resistance (DCR) (Max)：2.4Ohm
- Voltage Rating - DC：-
- Voltage Rating - AC：250V
- Operating Temperature：-40°C ~ 125°C
- Ratings：-
- Approval Agency：VDE
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：0.689" L x 0.689" W (17.50mm x 17.50mm)
- Height (Max)：0.315" (8.00mm)
- Package / Case：Horizontal, 4 PC Pin
- Inductance @ Frequency：47 mH @ 10 kHz
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Overview
The Schaffner RC112-0.25-47M is a through-hole common mode choke belonging to the RC series, manufactured by TE Connectivity / Schaffner. It features an inductance of 47 mH and a maximum current rating of 0.25 A. The component has a DC resistance of 0.6 Ω and operates within a temperature range of -40°C to +85°C. Its physical dimensions are 24 mm in length, 10 mm in width, and 15 mm in height.
Feature Summary
- Provides effective attenuation of common mode electromagnetic interference for signal integrity
- Designed for reliable operation across wide industrial temperature ranges
- Utilizes a compact axial leaded package suitable for standard printed circuit board assembly
Applications
- Power supply input filtering
- Battery charger circuits
- Portable electronic device protection
Procurement Notes
Verify the manufacturer designation as TE Connectivity / Schaffner EMC Inc. when sourcing. Confirm that the specific part number RC112-0.25-47M matches the required 47 mH inductance and 0.25 A current rating. Ensure the through-hole mounting style aligns with the target PCB layout requirements before finalizing procurement.
Selection Notes
Select this component for applications requiring moderate inductance values in low-current environments. The 0.6 Ω DC resistance should be evaluated against power loss constraints. Verify that the 24 x 10 x 15 mm footprint fits within the available board space while maintaining adequate clearance for thermal management during continuous operation.
Part Context
This component is part of the broader RC series of common mode chokes offered by Schaffner. These components are engineered to suppress high-frequency noise in sensitive electronic circuits. The product line supports various inductance and current combinations to address diverse EMI mitigation needs across consumer and industrial electronics sectors.
Replacement Considerations
Cross-reference with other Schaffner RC series variants if different current or inductance ratings are required. Ensure any substitute maintains compatible physical dimensions and electrical characteristics for direct replacement without circuit redesign.
FAQ
What is the maximum operating temperature for this component?
The maximum operating temperature is +85°C.
Does this component support surface mount technology?
No, it utilizes a through-hole mounting style with axial leads.
