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744770133 The Würth Elektronik 744770133 is a 33 µH shielded wirewound power inductor rated for 3.6 A (ΔT=40K) with a typical DCR of 44 mΩ. It is AEC-Q200 qualified and operates from -40°C to +125°C.
Mfr Part #:

744770133

Available from 3 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
The Würth Elektronik 744770133 is a 33 µH shielded wirewound power inductor rated for 3.6 A (ΔT=40K) with a typical DCR of 44 mΩ. It is AEC-Q200 qualified and operates from -40°C to +125°C.
✓ Total Stock: 1,414 pcs
$ Price Range: $1.24 - $2.10

744770133 Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Partservice ✓
Non-Authorised Inventory information
791 pcs
On Request
791 pcs On Request 1 On Request On Request On Request On Request On Request
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
373 pcs
On Request
373 pcs On Request 1 On Request On Request On Request On Request On Request
Braun Electronic Components ✓
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250 pcs
On Request
250 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

744770133 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Current Rating (Amps)
DC Resistance (DCR)
Frequency
Halogen Free
Height
Inductance
Industrial Grade
Length
Material
Mounting Type
Operating Temperature
Operating Voltage
Ratings
Shielding
Storage Temperature
Tape & Reel
Tolerance
Type
Width
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744770133 Description

Short technical summary and product information.

The Würth Elektronik 744770133 is a surface-mount, shielded wirewound power inductor from the WE-PD series. It features a ferrite core and a drum core construction, providing an inductance of 33 µH with ±20% tolerance. The component is rated for a maximum DC current of 3.6 A (ΔT=40K) and a performance rated current of 4.7 A, with saturation currents of 3.9 A (10% drop) and 5.05 A (30% drop).

 

With a typical DC resistance of 44 mΩ (maximum 53 mΩ) and a self-resonant frequency of 8.5 MHz, this inductor is suitable for power supply and filtering applications. It can handle a maximum operating voltage of 120 V DC and operates over a temperature range of -40°C to +125°C.

 

The inductor is AEC-Q200 qualified, making it suitable for automotive applications. It is RoHS3 compliant, REACH conform, and halogen-free. The component is supplied in a nonstandard package with dimensions of 12.0 mm x 12.0 mm and a maximum height of 8.0 mm. It has an MSL of 1 (unlimited).

744770133 Quick Information

Product Type: Fixed Inductor
Series: WE-PD
Canonical Name: 33 µH Shielded Wirewound Inductor
Subcategory: Power Inductor

744770133 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 75
REACH Status: REACH Conform or declared
Lead Free: Yes

744770133 Estimated Pricing

Qty Low High
1+ $2.10 $2.10
10+ $1.99 $1.99
25+ $1.97 $1.97
50+ $1.87 $1.87
100+ $1.75 $1.75
250+ $1.60 $1.60
500+ $1.40 $1.40
1,000+ $1.24 $1.24

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

744770133 Features

  • 33 µH inductance with ±20% tolerance.
  • Rated current of 3.6 A at ΔT=40K.
  • Typical DCR of 44 mΩ at 20°C.
  • AEC-Q200 qualified for automotive use.
  • Shielded ferrite core wirewound construction.

744770133 Applications

  • Suitable for power supply filtering circuits.
  • Used in automotive electronic control units.
  • Ideal for DC-DC converter output filtering.
  • Applicable in noise suppression applications.

744770133 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance and tolerance of the 744770133?

The inductance is 33 µH with a tolerance of ±20%.

What is the rated current of the 744770133?

The rated current is 3.6 A (ΔT=40K), with a performance rated current of 4.7 A.

What is the DC resistance of the 744770133?

The typical DC resistance is 44 mΩ, with a maximum of 53 mΩ at 20°C.

What is the self-resonant frequency of the 744770133?

The self-resonant frequency is 8.5 MHz (typical).

What is the package size of the 744770133?

The package is nonstandard, with dimensions of 12.0 mm x 12.0 mm and a maximum height of 8.0 mm.

Is the 744770133 qualified for automotive applications?

Yes, it is AEC-Q200 qualified.

What is the operating temperature range of the 744770133?

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

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