74438335010 Shielded molded power inductor, 1µH ±20%, rated current 4.95A (ΔT=40K), DCR 47mOhm max, AEC-Q200 qualified, surface mount 1212 (3030 Metric) package.
Mfr Part #:

74438335010

Available from 1 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
Shielded molded power inductor, 1µH ±20%, rated current 4.95A (ΔT=40K), DCR 47mOhm max, AEC-Q200 qualified, surface mount 1212 (3030 Metric) package.
✓ Total Stock: 35 pcs
$ Price Range: $0.87 - $1.20

74438335010 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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35 pcs
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74438335010 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
Medical Grade
Military Grade
Mounting Type
Operating Temperature
Operating Voltage
Ratings
Shielding
Storage Conditions
Storage Temperature
Supplier Device Package
Tape & Reel
Tolerance
Type
Width

74438335010 Description

Short technical summary and product information.

The Würth Elektronik WE-MAPI 74438335010 is a shielded molded power inductor with an inductance of 1µH ±20% (tested at 100kHz/10mA). It is rated for a maximum DC current of 4.95A based on a 40K temperature rise (IEC 62024-2-2020) and has a typical saturation current of 3A at 10% inductance drop and 5.95A at 30% drop. The DC resistance is 39mOhm typical and 47mOhm maximum at 20°C. The self-resonant frequency is 72MHz typical, and the maximum operating voltage is 80V DC.

 

The inductor uses a metal composite core and is fully shielded, making it suitable for low-noise power applications. It is qualified to AEC-Q200 Grade 1, supporting an operating temperature range of -40°C to +125°C. The component is RoHS3 compliant, REACH unaffected, halogen free, and has an MSL of 1 (unlimited floor life).

 

The package is a 1212 (3030 Metric) surface mount case with a height of 1.50mm, making it suitable for space-constrained designs. The recommended land pattern is provided in the datasheet.

74438335010 Quick Information

Product Type: Fixed Inductor
Series: WE-MAPI
Canonical Name: WE-MAPI SMT Power Inductor 1µH ±20% Shielded Molded
Subcategory: Shielded Molded Inductor

74438335010 Compliance

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

74438335010 Estimated Pricing

Qty Low High
1+ $1.20 $1.20
10+ $1.18 $1.18
50+ $1.10 $1.10
100+ $1.03 $1.03
500+ $0.95 $0.95
1,000+ $0.87 $0.87

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

74438335010 Features

  • Shielded molded metal composite core inductor.
  • Rated current 4.95A max (ΔT=40K).
  • DC resistance 47mOhm maximum at 20°C.
  • AEC-Q200 Grade 1 qualified for automotive.
  • Surface mount 1212 (3030 Metric) package.

74438335010 Applications

  • DC-DC converter input/output filtering.
  • Power supply for automotive electronics.
  • Low-noise power management circuits.
  • Space-constrained portable device designs.

74438335010 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance value and tolerance of the 74438335010?

The inductance is 1µH with a tolerance of ±20%, tested at 100kHz/10mA.

What is the rated current of this inductor?

The rated current is 4.95A maximum based on a 40K temperature rise (ΔT=40K) per IEC 62024-2-2020.

What is the DC resistance (DCR) of the 74438335010?

The DC resistance is 39mOhm typical and 47mOhm maximum at 20°C.

What is the self-resonant frequency?

The self-resonant frequency is 72MHz typical.

What package size is this inductor available in?

The package is 1212 (3030 Metric) with a supplier device package of 3015. Dimensions are 3.00mm x 3.00mm x 1.50mm.

Is the 74438335010 qualified for automotive applications?

Yes, it is AEC-Q200 qualified (Grade 1).

What is the operating temperature range?

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

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