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WURTH ELEKTRONIK 744221 Common Mode Line Filter

The 744221 is a 600mA surface-mount common mode line filter featuring a reflow solder profile and bifilar winding style. Designed to suppress common mode noise, it is ideal for power management, communications, and networking applications. It operates within a temperature range of -40°C to 125°C, ensuring reliable performance across diverse environments. The WE-SL2 series filter is built for high efficiency, durability, and compliance with international standards like RoHS and REACH. With robust electrical properties, this component is essential for reducing electromagnetic interference (EMI) and ensuring signal integrity in critical electronic systems. Due to high demand, lead times may vary.

Authorized Distributors
Source:Newark
Part No:744221
Stock:4779
Inv Date:06-12-2026
Price: Unit price: $2.98
Buy/RFQ:
Source:DigiKey
Part No:744221
Stock:3002
Inv Date:06-12-2026
Price: Unit price: $2.63
Buy/RFQ:
Part No:744221
Stock:4186
Inv Date:06-12-2026
Price: Unit price: $2.62
Buy/RFQ:
Part No:744221
Stock:0
Inv Date:06-12-2026
Price: Unit price: $2.61
Buy/RFQ:

WURTH ELEKTRONIK 744221 Common Mode Line Filter Specifications:

  • Maximum Current: 600 mA
  • Operating Temperature: -40°C to 125°C
  • Rated Voltage: 80 V
  • Inductance Code: 202 (Inductance: 2000 pH)
  • Impédance at Max: 9200 Ω
  • Leakage Inductance: 130 nH
  • Electrical Test Voltage: 500 V (50 Hz, 3 sec.)
  • Ambient & Storage Conditions: -40°C to +85°C, < 40°C storage, 75% RH
  • Compliance: RoHS, REACH, Halogen Free, AEC-0200 Grade 1
  • Schematic: Halogen Free conform IEC 61249-2-21
  • Reflow Profile: Preheat 150°C–200°C, Peak Temp. <260°C, Duration 60-150 sec.
  • Packaging: Tape and Reel, min. 100mm length, IEC 60286-3 compliant

Buy the WURTH 744221 – Reliable EMI Filter for Power and Communication Systems

Purchase the WURTH 744221 common mode line filter online today to enhance your electronic system’s EMI performance. With a current capacity of 600mA and operation over a wide temperature range, this surface-mount component is perfect for power management, networking, and communication equipment. Designed for reliability and compliance with international standards like RoHS and REACH, it ensures optimal EMI suppression. Fast delivery, secure ordering, and technical support make buying this essential filter straightforward—boost your device performance now.

Order your WURTH Series744221 high-current common mode line filter today and ensure the robust noise suppression your projects demand.

Frequently Asked Questions

Where can I buy WURTH ELEKTRONIK 744221?

You can click on the BUY or RFQ button to purchase 744221 from an authorized WURTH ELEKTRONIK distributor.

How do I troubleshoot issues or seek technical support for part 744221?

You can download the 744221 datasheet or visit the WURTH ELEKTRONIK website for support.

Who is the manufacturer of 744221?

WURTH ELEKTRONIK

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