74479299222 The Würth Elektronik 74479299222 is a shielded molded power inductor from the WE-PMCI series. It offers 2.2 µH inductance with ±15% tolerance, 4.5 A rated current, and 75 mΩ max DCR.
Mfr Part #:

74479299222

Available from 2 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
The Würth Elektronik 74479299222 is a shielded molded power inductor from the WE-PMCI series. It offers 2.2 µH inductance with ±15% tolerance, 4.5 A rated current, and 75 mΩ max DCR.
Total Stock: 1,308 pcs
$ Price Range: $0.72 - $1.32

74479299222 Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
754 pcs
754 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
554 pcs
554 pcs On Request 1 On Request On Request On Request On Request On Request

74479299222 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
AEC-Q200
AEC-Q200 Grade
Ambient Temperature (for Rated Current)
Automotive Grade
Current
Current Rating (Amps)
DC Resistance (DCR)
DC Resistance (Typical/Maximum @ at 20 °C)
Frequency
Halogen Free
Height
Inductance
Length
Mounting Type
Operating Temperature
Rated Current
Saturation Current (10% drop)
Saturation Current (30% drop)
Shielding
Storage Temperature
Tape & Reel
Tolerance
Type
Width

74479299222 Description

Short technical summary and product information.

The Würth Elektronik 74479299222 is a shielded, molded power inductor in the WE-PMCI series, designed for high-performance power applications. It features a nominal inductance of 2.2 µH with a tolerance of ±15% measured at 1 MHz and 5 mA. Rated current is 4.5 A maximum at a 40 K temperature rise, with typical saturation currents of 2.25 A at 10% inductance drop and 4.8 A at 30% drop. DC resistance is 70 mΩ typical and 75 mΩ maximum at 20°C. The self-resonant frequency is typically 35 MHz.

 

The inductor is qualified to AEC-Q200 Grade 1, making it suitable for automotive environments. It operates over a temperature range of -40°C to +125°C and is RoHS, REACH, and halogen free compliant. The surface mount package is 1210 (3225 Metric) with dimensions 3.2 mm x 2.5 mm x 1.2 mm maximum.

74479299222 Quick Information

Product Type: Fixed Inductor
Series: WE-PMCI
Canonical Name: WE-PMCI Power Molded Chip Inductor, 2.2 µH, Shielded, 1210
Subcategory: Power Inductor

74479299222 Compliance

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

74479299222 Estimated Pricing

Qty Low High
1+ $1.32 $1.32
50+ $1.15 $1.15
100+ $1.00 $1.00
1,000+ $0.89 $0.89
3,000+ $0.72 $0.72

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

74479299222 Features

  • Shielded molded construction for low EMI.
  • Rated current 4.5 A max at 40 K rise.
  • DC resistance 75 mΩ maximum.
  • AEC-Q200 Grade 1 automotive qualified.
  • Compact 1210 (3225 Metric) SMD package.

74479299222 Applications

  • Power supply filtering in automotive modules.
  • DC-DC converter inductor applications.
  • EMI suppression in compact power circuits.
  • Suitable for high-reliability automotive designs.

74479299222 FAQs

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

The inductance is 2.2 µH with ±15% tolerance, measured at 1 MHz and 5 mA.

What is the rated current?

The rated current is 4.5 A maximum, defined by a 40 K temperature rise.

What is the maximum DC resistance?

The maximum DC resistance is 75 mΩ at 20°C; typical is 70 mΩ.

What is the self-resonant frequency?

The self-resonant frequency is typically 35 MHz.

What package is this inductor available in?

The inductor comes in a 1210 (3225 Metric) surface mount package.

Is this component automotive qualified?

Yes, it is AEC-Q200 Grade 1 qualified.

What is the operating temperature range?

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

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