744273801 Surface mount common mode choke from Würth Elektronik with 9µH inductance, 3.5A current rating, and 800Ω impedance at 100MHz. Suitable for power and signal line filtering.
Mfr Part #:

744273801

Available from 4 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
Surface mount common mode choke from Würth Elektronik with 9µH inductance, 3.5A current rating, and 800Ω impedance at 100MHz. Suitable for power and signal line filtering.
✓ Total Stock: 1,602 pcs
$ Price Range: $2.35 - $3.59

744273801 Available from 4 distributors

✓ Authorised
✓ Non-Authorised

744273801 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

744273801 Description

Short technical summary and product information.

This is a surface mount common mode choke from Würth Elektronik, part of the WE-SL5 HC series. It is designed for power and signal line filtering applications. The component features a horizontal, 4 PC pad package.

 

Key electrical specifications include a typical inductance of 9 µH at 100 kHz, a maximum DC resistance of 11 mΩ, and a rated current of 3.5 A at ΔT = 40 K. The impedance is 800 Ω ±25% at 100 MHz. The rated voltage is 80 V, and the insulation test voltage is 500 V AC.

 

The operating temperature range is -40°C to +125°C, with an ambient temperature range for rated current of -40°C to +85°C. The component is RoHS3 compliant and halogen-free. Moisture sensitivity level is MSL 1.

 

The package dimensions are 9.5 mm length, 8.3 mm width, and 5.3 mm height. It is surface mountable with a recommended land pattern provided in the datasheet. Storage conditions are below 40°C and 75% RH.

744273801 Quick Information

Product Type: Common Mode Choke
Series: WE-SL5 HC
Canonical Name: Common Mode Choke, 9 µH, 3.5 A, 800 Ω @ 100 MHz, Surface Mount, Horizontal 4 PC Pad
Subcategory: Power and Signal Line Common Mode Choke

744273801 Compliance

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

744273801 Estimated Pricing

Qty Low High
1+ $3.59 $3.59
10+ $3.33 $3.33
50+ $3.01 $3.01
100+ $2.90 $2.90
500+ $2.69 $2.69
1,000+ $2.35 $2.35

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

744273801 Features

  • 9 µH typical inductance at 100 kHz.
  • 3.5 A rated current at 40 K rise.
  • 800 Ω impedance at 100 MHz.
  • Surface mount horizontal 4-pad package.
  • RoHS3 compliant and halogen free.

744273801 Applications

  • Power line common mode noise filtering.
  • Signal line EMI suppression circuits.
  • DC/DC converter input/output filtering.
  • Automotive and industrial electronics.

744273801 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the rated voltage of this common mode choke?

The rated voltage is 80 V.

What is the package type of the 744273801?

The package is Horizontal, 4 PC Pad, surface mount.

What is the operating temperature range?

The operating temperature range is -40°C to +125°C.

Is the 744273801 RoHS compliant?

Yes, it is RoHS3 compliant (2011/65/EU & 2015/863).

What is the maximum rated current?

The maximum rated current is 3.5 A at ΔT = 40 K.

What is the impedance at 100 MHz?

The impedance is 800 Ω ±25% at 100 MHz.

What is the inductance value?

The typical inductance is 9 µH at 100 kHz.

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