DR73-3R3-R Fixed inductor with 3.3µH inductance, 3.31A rated current, and 25.9mOhm DCR. Shielded drum core wirewound construction with ferrite core, surface mount package.
Mfr Part #:

DR73-3R3-R

Available from 2 distributors
Mfr Name: Eaton - Electronics Division
Eaton - Electronics Division
Fixed inductor with 3.3µH inductance, 3.31A rated current, and 25.9mOhm DCR. Shielded drum core wirewound construction with ferrite core, surface mount package.
Total Stock: 1,378 pcs
$ Price Range: $0.28 - $0.55

DR73-3R3-R 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
1,350 pcs
1350 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
28 pcs
28 pcs On Request 1 On Request On Request On Request On Request On Request

DR73-3R3-R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Current Rating (Amps)
DC Resistance (DCR)
Height
Inductance
Length
Material
Mounting Type
Operating Temperature
Shielding
Tape & Reel
Tolerance
Type
Width

DR73-3R3-R Description

Short technical summary and product information.

The DR73-3R3-R is a fixed inductor from Eaton's DR73 series. It features an inductance of 3.3µH with ±20% tolerance and a rated current of 3.31A. The saturation current is 4.22A. The DC resistance is 25.9mOhm. This inductor is shielded and uses a drum core wirewound construction with a ferrite core. It is designed for surface mount mounting in a nonstandard package measuring 7.60mm x 7.60mm with a height of 3.55mm. The operating temperature range is -40°C to 125°C. This component is suitable for power supply filtering, DC-DC converters, and other applications requiring low profile and high current handling.

DR73-3R3-R Quick Information

Product Type: Fixed Inductor
Series: DR73
Canonical Name: Fixed Inductor 3.3µH 3.31A Shielded Drum Core Wirewound Ferrite
Subcategory: Shielded Wirewound Inductor

DR73-3R3-R Compliance

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

DR73-3R3-R Estimated Pricing

Qty Low High
1+ $0.55 $0.55
10+ $0.45 $0.45
100+ $0.37 $0.37
500+ $0.37 $0.37
1,350+ $0.30 $0.30
2,700+ $0.28 $0.28

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

DR73-3R3-R Features

  • Shielded drum core wirewound construction.
  • Ferrite core material for high efficiency.
  • Rated current of 3.31 amperes.
  • Low DC resistance of 25.9 milliohms.
  • Surface mount package for compact designs.

DR73-3R3-R Applications

  • Power supply filtering in electronic devices.
  • DC-DC converter inductor applications.
  • Low profile power management circuits.

DR73-3R3-R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the DR73-3R3-R?

3.3 µH with ±20% tolerance.

What is the rated current?

3.31 A.

What is the DC resistance?

25.9 mOhm.

What is the package size?

7.60 mm x 7.60 mm with height 3.55 mm, surface mount nonstandard package.

Is this inductor shielded?

Yes, it is shielded.

What is the operating temperature range?

-40°C to 125°C.

What is the core material?

Ferrite.

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