744325550 The 744325550 is a shielded wirewound high current inductor from Würth Elektronik's WE-HCI series. It offers 5.5µH inductance, 10A rated current, and 10.3mΩ DCR in a 1050 surface mount package.
Mfr Part #:

744325550

Available from 4 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
The 744325550 is a shielded wirewound high current inductor from Würth Elektronik's WE-HCI series. It offers 5.5µH inductance, 10A rated current, and 10.3mΩ DCR in a 1050 surface mount package.
Total Stock: 1,427 pcs
$ Price Range: $2.91 - $4.27

744325550 Available from 4 distributors

Authorised
Non-Authorised

744325550 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Ambient Temperature (Rated Current)
Automotive Grade
Current
Current Rating (Amps)
DC Resistance (DCR)
DC Resistance Tolerance
Frequency
Halogen Free
Height
Inductance
Industrial Grade
Length
Medical Grade
Military Grade
Mounting Type
Operating Temperature
Rated Current (ΔT=50K)
Ratings
Saturation Current (Typical @ |ΔL/L| < 10%)
Saturation Current (Typical @ |ΔL/L| < 30%)
Shielding
Storage Conditions
Storage Temperature
Supplier Device Package
Tape & Reel
Tolerance
Type
Width
inductance (Typical @ 100 kHz, 100 mV, 10.0 A)

744325550 Description

Short technical summary and product information.

The 744325550 is a surface mount, shielded wirewound inductor from the WE-HCI series by Würth Elektronik. It features a flat wire winding for high current handling and low DC resistance. The inductor provides a nominal inductance of 5.5µH (measured at 100kHz, 100mV) with ±20% tolerance. Its rated current is 10A maximum at a 50K temperature rise, with a performance rated current of 12A at 40K rise. The DC resistance is 10.3mΩ ±10%. The component is AEC-Q200 qualified, making it suitable for automotive applications. It operates over a temperature range of -40°C to +150°C and is RoHS and REACH compliant. The package size is 10.50mm x 10.20mm x 5.00mm, with a nonstandard case and supplier device package 1050.

744325550 Quick Information

Product Type: Fixed Inductor
Series: 1050
Canonical Name: WE-HCI SMT Flat Wire High Current Inductor
Subcategory: High Current Inductor

744325550 Compliance

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

744325550 Estimated Pricing

Qty Low High
1+ $4.27 $4.27
10+ $4.19 $4.19
50+ $3.87 $3.87
100+ $3.71 $3.71
250+ $3.47 $3.47
700+ $2.91 $2.91

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

744325550 Features

  • Shielded wirewound construction for low EMI.
  • Rated current of 10A at 50K rise.
  • Low DC resistance of 10.3mΩ ±10%.
  • AEC-Q200 qualified for automotive use.
  • Surface mount 1050 package size.

744325550 Applications

  • Used in DC-DC converter output filtering.
  • Ideal for high current power supplies.
  • Suitable for automotive electronics applications.
  • Applied in buck and boost converter circuits.

744325550 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the 744325550?

The nominal inductance is 5.5 µH at 100 kHz, 100 mV.

What is the rated current of this inductor?

The rated current is 10 A maximum at a 50 K temperature rise.

What is the DC resistance of the 744325550?

The DC resistance is 10.3 mΩ ±10%.

What is the self-resonant frequency?

The self-resonant frequency is 30 MHz.

What is the package size of this inductor?

The package is nonstandard, supplier device package 1050, with dimensions 10.50 mm x 10.20 mm x 5.00 mm.

Is the 744325550 AEC-Q200 qualified?

Yes, it has an AEC-Q200 rating.

What is the operating temperature range?

The operating temperature range is -40°C to +150°C.

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