744045330 Fixed inductor from Würth Elektronik, 33 µH inductance, 430 mA rated current, 1.1 Ω maximum DC resistance, in a 1812 SMD package.
Mfr Part #:

744045330

Available from 1 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
Fixed inductor from Würth Elektronik, 33 µH inductance, 430 mA rated current, 1.1 Ω maximum DC resistance, in a 1812 SMD package.
✓ Total Stock: 500 pcs
$ Price Range: $0.49 - $0.85

744045330 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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500 pcs
500 pcs On Request 1 On Request On Request On Request On Request On Request

744045330 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
AEC Qualified
Automotive Grade
Current
Current Rating (Amps)
DC Resistance (DCR)
Frequency
Halogen Free
Height
Inductance
Industrial Grade
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Material
Medical Grade
Military Grade
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Operating Temperature
Operating Voltage
Q @ Freq
SVHC Present
Shielding
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Supplier Device Package
Tape & Reel
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744045330 Description

Short technical summary and product information.

The Würth Elektronik 744045330 is a drum core, wirewound fixed inductor from the WE-LQ series. It offers an inductance of 33 µH with ±10% tolerance, rated for a maximum DC current of 430 mA (ΔT = 40 K) and a saturation current of 850 mA typical. The DC resistance is 1.1 Ω maximum at 20°C. This inductor has a self-resonant frequency of 18 MHz typical and a Q factor of 55 at 1 MHz. It is designed for surface mount applications in a 1812 (4532 Metric) package with ferrite core and unshielded construction. Operating temperature range is -40°C to +125°C. The component is RoHS, REACH, and Halogen Free compliant with MSL level 1.

744045330 Quick Information

Product Type: Fixed Inductor
Series: WE-LQ
Canonical Name: Würth Elektronik 744045330 WE-LQ SMT Power Inductor, 33 µH, 430 mA, 1812
Subcategory: Power Inductor

744045330 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 75
REACH Status: Conform or declared [(EC)1907/2006]
Lead Free: Yes

744045330 Estimated Pricing

Qty Low High
1+ $0.85 $0.85
10+ $0.84 $0.84
50+ $0.78 $0.78
100+ $0.71 $0.71
250+ $0.65 $0.65
500+ $0.49 $0.49

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

744045330 Features

  • 33 µH inductance with ±10% tolerance.
  • Rated current of 430 mA (ΔT = 40 K).
  • Maximum DC resistance of 1.1 Ω.
  • Self-resonant frequency of 18 MHz typical.
  • Ferrite core wirewound construction in 1812 SMD package.

744045330 Applications

  • Used in DC-DC converter output filtering.
  • Suitable for power supply line filtering.
  • Ideal for low-profile power management circuits.
  • Applicable in portable electronics and IoT devices.

744045330 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the 744045330?

33 µH at 1 MHz, 100 mV.

What is the rated current?

430 mA maximum (ΔT = 40 K).

What is the DC resistance?

1.1 Ω maximum at 20°C.

What is the self-resonant frequency?

18 MHz typical.

What is the package size?

1812 (4532 Metric) surface mount.

What is the operating temperature range?

-40°C to +125°C.

Is it RoHS compliant?

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

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