744212510 The 744212510 is a surface mount common mode choke from Würth Elektronik with 51 µH inductance, 300 mA rated current, and 300 Ω impedance at 300 MHz.
Mfr Part #:

744212510

Available from 1 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
The 744212510 is a surface mount common mode choke from Würth Elektronik with 51 µH inductance, 300 mA rated current, and 300 Ω impedance at 300 MHz.
✓ Total Stock: 9 pcs
$ Price Range: $3.29 - $4.50

744212510 Available from 1 distributor

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✓ Non-Authorised
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744212510 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current Rating
Current Rating (Max)
DC Resistance (DCR)
DC Resistance (DCR) (Max)
Filter Type
Height (Max)
Impedance @ Frequency
Inductance @ Frequency
Mounting Type
Number of Lines
Operating Temperature
Voltage Rating

744212510 Description

Short technical summary and product information.

The 744212510 is a 2-line common mode choke from Würth Elektronik's WE-SL1 series, designed for signal line filtering applications. It features an inductance of 51 µH ±50% measured at 10 kHz/20 mV, with a typical impedance of 300 Ω at 300 MHz for effective common mode noise suppression. The component is rated for a maximum current of 300 mA and has a DC resistance of 0.16 Ω max. The rated voltage is 80 V, with an insulation test voltage of 250 V AC. Leakage inductance is typically 270 nH at 1 MHz/1 mA.

 

The choke is housed in a horizontal, 4 J-Lead surface mount package with dimensions of 6.50 mm x 3.60 mm x 1.80 mm. It operates over a temperature range of -40°C to 105°C and has a moisture sensitivity level of 1 (unlimited). The component is compliant with RoHS (2011/65/EU & 2015/863) and REACH ((EC)1907/2006), and is halogen free per JEDEC JS709B and IEC 61249-2-21.

744212510 Quick Information

Product Type: Common Mode Choke
Series: WE-SL1
Canonical Name: Common Mode Choke, 51 µH, 300 mA, 300 Ω, SMD
Subcategory: Signal Line Filter

744212510 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 75
REACH Status: REACH Unaffected

744212510 Estimated Pricing

Qty Low High
1+ $4.50 $4.50
10+ $4.44 $4.44
50+ $4.01 $4.01
100+ $3.86 $3.86
500+ $3.58 $3.58
1,000+ $3.29 $3.29

Estimated market price range - modelled values for guidance only, not live distributor offers.

744212510 Features

  • 51 µH inductance at 10 kHz.
  • 300 mA maximum rated current.
  • 300 Ω impedance at 300 MHz.
  • Surface mount 4 J-Lead package.
  • RoHS and REACH compliant.

744212510 Applications

  • Used in common mode noise filtering.
  • Ideal for signal line applications.
  • Suitable for DC/DC converter circuits.
  • Applied in power supply input filtering.

744212510 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage of the 744212510?

80 V.

What is the package type?

Horizontal, 4 J-Lead surface mount.

What is the operating temperature range?

-40°C to 105°C.

Is the 744212510 RoHS compliant?

Yes, compliant with 2011/65/EU and 2015/863.

What is the inductance value?

51 µH at 10 kHz/20 mV, ±50% tolerance.

What is the impedance at 300 MHz?

300 Ω typical.

What is the maximum DC resistance?

0.16 Ω.

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