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WURTH ELEKTRONIK 744203 Common Mode Filter

The WE-SL SMD Common Mode Line Filter is a high-quality, surface-mount component designed for noise suppression in electronic circuits. It features a compact design with a maximum ambient temperature of +85°C and an operating temperature range from -40°C up to +125°C, ensuring reliable performance in various environments. It provides effective filtering of common mode noise, with a rated voltage of 80V and insulation test voltage of 500Vac. Ideal for suppressing electrical interference and improving signal integrity in sensitive electronic equipment, this filter meets international standards and customer safety requirements.

Authorized Distributors
Source:Newark
Part No:744203
Stock:44
Inv Date:06-12-2026
Price: Unit price: $0.557
Buy/RFQ:
Source:DigiKey
Part No:744203
Stock:146
Inv Date:06-12-2026
Price: Unit price: $3.31
Buy/RFQ:
Part No:744203
Stock:2546
Inv Date:06-12-2026
Price: Unit price: $3.31
Buy/RFQ:
Part No:744-203
Stock:66
Inv Date:06-12-2026
Price: Unit price: $0.469
Buy/RFQ:
Part No:744-203
Stock:66
Inv Date:06-12-2026
Price: Unit price: $0.469
Buy/RFQ:

WURTH ELEKTRONIK 744203 Common Mode Filter Specifications:

  • Rated Voltage: 80 V maximum
  • Insulation Test Voltage: 500 Vac maximum
  • Ambient Temperature Range: -40°C to +85°C
  • Operating Temperature Range: -40°C to +125°C
  • Max Temperature of Component: +125°C
  • Storage Temperature: -20°C to +40°C, <75% RH
  • Impedance at 100 kHz / 100 mV: 500 μΩ +35%
  • Max DC Resistance: 0.3 Ω
  • Leakage Inductance: 140 mH ± yp
  • Maximum Impedance: 3000 Ω
  • Electrical test conditions at +20°C, 33% RH
  • Compliance with IEC 60286-3:2013 packaging standard
  • Suitable for SMT reflow soldering with specified temperature profiles
  • Product marking includes inductance code 501
  • Designed to ensure long-term reliability in electrical interference suppression
  • Operational in high-frequency environments, with impedance characteristics up to 10 MHz

Buy the Wurth Series Common Mode Filter: 744203

Purchase the Wurth 744203 Common Mode Filter online today to enhance your electronic circuits with reliable noise suppression. This high-quality SMT filter offers excellent performance in reducing electromagnetic interference, ensuring signal integrity and compliance with international safety standards. Its compact design allows easy integration into various electronic assemblies, making it ideal for industrial, automotive, and consumer electronics. Order now to benefit from fast delivery, authentic Wurth quality, and superior performance in your electromagnetic compatibility solutions.

Get Wurth 744203 today—built for precision and long-lasting durability in electrical noise suppression.

Frequently Asked Questions

Where can I buy WURTH ELEKTRONIK 744203?

You can click on the BUY or RFQ button to purchase 744203 from an authorized WURTH ELEKTRONIK distributor.

How do I troubleshoot issues or seek technical support for part 744203?

You can download the 744203 datasheet or visit the WURTH ELEKTRONIK website for support.

Who is the manufacturer of 744203?

WURTH ELEKTRONIK

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