744221 Common mode line filter with 2 mH inductance, 600 mA current rating, and 80 V voltage rating. Surface mount package for compact designs.
Mfr Part #:

744221

Available from 1 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
Common mode line filter with 2 mH inductance, 600 mA current rating, and 80 V voltage rating. Surface mount package for compact designs.
✓ Total Stock: 80 pcs
$ Price Range: $1.92 - $2.62

744221 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
80 pcs
80 pcs On Request 1 On Request On Request 17+ On Request On Request

744221 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

744221 Description

Short technical summary and product information.

The 744221 is a surface mount common mode line filter from Würth Elektronik's WE-SL2 series. It provides 2 mH inductance per line (at 100 kHz, 5 mV) and features a typical impedance of 9.2 kΩ at 2 MHz. The component is rated for a maximum current of 600 mA and a voltage of 80 V.

 

Designed for signal line filtering, this common mode choke has low DC resistance (420 mΩ max) and low leakage inductance (130 nH typical). It is qualified to AEC-Q200 Grade 1 and operates over a temperature range of -40°C to +125°C.

 

The choke is housed in a horizontal 4 PC pad surface mount package measuring 9.2 mm × 6.0 mm × 5.0 mm. It is RoHS, REACH, and halogen free compliant.

744221 Quick Information

Product Type: Common Mode Choke
Series: WE-SL2
Canonical Name: 744221 WE-SL2 SMT Common Mode Line Filter
Subcategory: Surface Mount Common Mode Choke

744221 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): Level 1 (unlimited)
REACH Status: REACH Unaffected

744221 Estimated Pricing

Qty Low High
1+ $2.62 $2.62
10+ $2.59 $2.59
50+ $2.34 $2.34
100+ $2.25 $2.25
500+ $2.09 $2.09
1,000+ $1.92 $1.92

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

744221 Features

  • 2 mH inductance per line at 100 kHz.
  • Rated for 600 mA and 80 V operation.
  • AEC-Q200 Grade 1 automotive qualified.
  • Surface mount horizontal 4-pad package.

744221 Applications

  • Signal line common mode filtering.
  • Automotive electronic control units.
  • EMI suppression in compact designs.

744221 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the 744221?

2 mH per line at 100 kHz, 5 mV (nominal ±50%).

What is the current rating of the 744221?

600 mA maximum.

What is the operating temperature range?

-40°C to +125°C.

Is the 744221 RoHS compliant?

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

What package does the 744221 come in?

Horizontal, 4 PC Pad surface mount package.

What is the DC resistance of the 744221?

420 mOhm maximum at 20°C.

What is the rated voltage of the 744221?

80 V.

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