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Product Detailed Parameters
- Description：CMC 4.7MH 200MA 4LN SMD
- Series：WE-SL
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：4
- Current Rating (Max)：200mA
- DC Resistance (DCR) (Max)：-
- Voltage Rating - DC：80V
- Voltage Rating - AC：-
- Operating Temperature：-40°C ~ 125°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：-
- Height (Max)：0.238" (6.05mm)
- Package / Case：Horizontal, 8 Gull Wing
- Inductance @ Frequency：4.7 mH @ 100 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
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Overview
The Würth Elektronik 744201 is a surface-mount common mode line filter from the WE-SL series. It features an inductance of 4.7 mH at 100 kHz and a maximum DC current rating of 200 mA. The component exhibits a common mode impedance of 14 kΩ and a maximum DC resistance of 0.85 Ω. Designed for operation between -40 °C and +125 °C, it utilizes a ferrite core material. The physical dimensions are 12.7 mm in length, 10.5 mm in width, and 5.75 mm in height.
Feature Summary
- Surface mount construction for automated assembly
- Ferrite core design for effective noise suppression
- Wide operating temperature range capability
Applications
- Common mode noise filtering in electronic circuits
- Signal integrity enhancement in data lines
- EMI reduction in compact electronic devices
Procurement Notes
Verify the specific part number against official manufacturer documentation to ensure compatibility with your circuit requirements. Confirm that the electrical parameters, including inductance and current ratings, align with your design specifications before procurement. Check for any applicable regulatory certifications required for your target market.
Selection Notes
Select this component when a surface-mount common mode choke with 4.7 mH inductance and 200 mA current handling is required. Ensure the PCB footprint accommodates the 12.7 mm x 10.5 mm x 5.75 mm package dimensions. Consider the 0.85 Ω DC resistance impact on signal loss if used in low-voltage applications.
Part Context
This component belongs to the WE-SL series of SMD common mode line filters manufactured by Würth Elektronik. The series is designed for applications requiring effective electromagnetic interference suppression in space-constrained environments. The 744201 variant specifically offers 4.7 mH inductance suitable for various noise filtering needs.
FAQ
What is the maximum DC current rating for the 744201?
The maximum DC current rating is 200 mA.
What is the common mode impedance at the test frequency?
The common mode impedance is 14 kΩ at 100 kHz.
