744771004 Fixed inductor 4.7µH ±20% shielded surface mount power inductor. Rated current 8.25A, DC resistance 11mOhm max.
Mfr Part #:

744771004

Available from 1 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
Fixed inductor 4.7µH ±20% shielded surface mount power inductor. Rated current 8.25A, DC resistance 11mOhm max.
Total Stock: 11 pcs
$ Price Range: $1.18 - $2.26

744771004 Available from 1 distributor

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744771004 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
DC Resistance (DCR)
Frequency
Halogen Free
Height
Inductance
Inductance Tolerance
Industrial Grade
Length
Material
Medical Grade
Military Grade
Mounting Type
Operating Temperature
Operating Voltage
Performance Rated Current (IRP,40K)
Rated Current (IR,40K)
Ratings
Saturation Current (Typical @ |ΔL/L| < 10%)
Saturation Current (Typical @ |ΔL/L| < 30%)
Self Resonant Frequency
Shielding
Tape & Reel
Tolerance
Type
Width

744771004 Description

Short technical summary and product information.

This is a shielded surface mount power inductor from Würth Elektronik's WE-PD series. It has an inductance of 4.7µH with ±20% tolerance, measured at 100kHz/250mV. The component is qualified to AEC-Q200 Grade 1, making it suitable for automotive applications.

 

Electrical characteristics include a rated current of 8.25A (ΔT=40K) and a performance rated current of 11.8A per IEC 62024-2-2020 Class C. Saturation current is 8.25A typical at 10% inductance drop and 10.8A at 30% drop. DC resistance is 8.5mOhm typical, 11mOhm maximum. Self-resonant frequency is 35MHz typical. Operating voltage is 120V maximum.

 

The inductor is shielded with a ferrite core and comes in a nonstandard surface mount package measuring 12.0mm x 12.0mm x 6.0mm max. It operates over -40°C to +125°C and is RoHS, REACH, and Halogen Free compliant with MSL 1.

744771004 Quick Information

Product Type: Fixed Inductor
Series: WE-PD
Canonical Name: WE-PD SMT Shielded Power Inductor 4.7µH
Subcategory: Fixed Inductors

744771004 Compliance

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

744771004 Estimated Pricing

Qty Low High
1+ $2.26 $2.26
10+ $2.17 $2.17
50+ $1.96 $1.96
100+ $1.75 $1.75
250+ $1.61 $1.61
500+ $1.38 $1.38
1,000+ $1.18 $1.18

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

744771004 Features

  • Shielded ferrite core power inductor.
  • 4.7µH inductance with ±20% tolerance.
  • Rated current 8.25A at 40K rise.
  • AEC-Q200 qualified for automotive use.
  • Surface mount 12x12mm package.

744771004 Applications

  • DC-DC converter input/output filtering.
  • Power supply noise suppression circuits.
  • Automotive engine control modules.
  • Industrial power management systems.

744771004 FAQs

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

4.7µH ±20% at 100kHz/250mV.

What is the rated current?

8.25A maximum at ΔT=40K.

What is the DC resistance?

8.5mOhm typical, 11mOhm maximum at 20°C.

What is the self-resonant frequency?

35MHz typical.

What is the package size?

12.0mm x 12.0mm x 6.0mm max, surface mount nonstandard.

Is this inductor AEC-Q200 qualified?

Yes, AEC-Q200 Grade 1.

What is the operating temperature range?

-40°C to +125°C.

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