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Product Detailed Parameters
- Description：CMC 4.7MH 350MA 2LN 13 KOHM SMD
- Series：WE-SL5
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：2
- Current Rating (Max)：350mA
- DC Resistance (DCR) (Max)：720mOhm
- Voltage Rating - DC：80V
- Voltage Rating - AC：-
- Operating Temperature：-40°C ~ 125°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：0.394" L x 0.343" W (10.00mm x 8.70mm)
- Height (Max)：0.256" (6.50mm)
- Package / Case：Horizontal, 4 PC Pad
- Inductance @ Frequency：4.7 mH @ 100 kHz
- Impedance @ Frequency：13 kOhms @ 1 MHz
- Qualification：-
- Grade：-
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Overview
The Würth Elektronik 744272472 is a surface-mount common mode choke from the WE-SL5 series, designed for signal line filtering. It features a ferrite core and offers an inductance of 4.7 mH at 100 kHz with a DC resistance of 720 milliohms. The component supports a rated current of 350 mA and provides an impedance of 13 kOhms at 1 MHz. Rated for 80V DC, it operates within a temperature range of -40°C to 125°C. Its compact dimensions are 10.00mm x 8.70mm x 6.50mm.
Feature Summary
- Dual-line configuration for effective common mode noise suppression in signal circuits
- Ferrite core construction optimized for high-frequency interference attenuation
- Surface mount design facilitates automated assembly and space-constrained layouts
Applications
- Signal line filtering in electronic equipment
- Noise suppression in data transmission interfaces
- EMI reduction in consumer electronics
Procurement Notes
Verify the specific ordering suffix against the manufacturer datasheet to ensure correct packaging and tolerance specifications. Confirm that the selected variant matches the required inductance and current ratings for the target application. Cross-reference the RoHS compliance status and material declarations with the latest product documentation before finalizing procurement orders.
Selection Notes
Select this component when designing circuits requiring common mode noise suppression for low-current signal lines. Ensure the operating current remains below the 350 mA rating to prevent saturation. Verify that the physical footprint fits the PCB layout constraints. Consider the thermal performance within the specified operating temperature range during system integration.
Part Context
This component belongs to the WE-SL5 series of surface mount common mode chokes by Würth Elektronik. The series focuses on providing reliable EMI filtering solutions for various electronic applications. These filters utilize ferrite cores to achieve high impedance characteristics at specific frequencies, making them suitable for protecting sensitive signal lines from electromagnetic interference.
Replacement Considerations
Consult official substitution lists or equivalent part numbers from Würth Elektronik for verified alternatives. Ensure any replacement maintains identical electrical parameters and mechanical dimensions.
