SDR0503-681K The Bourns SDR0503-681K is a surface mount fixed inductor with a 680µH inductance and a 140mA current rating. It features a low profile and ferrite core construction.
Mfr Part #:

SDR0503-681K

Available from 1 distributors
Mfr Name: Bourns
Bourns
The Bourns SDR0503-681K is a surface mount fixed inductor with a 680µH inductance and a 140mA current rating. It features a low profile and ferrite core construction.
Total Stock: 1,000 pcs
$ Price Range: $0.52

SDR0503-681K Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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1,000 pcs
1000 pcs On Request 1 On Request On Request On Request On Request On Request

SDR0503-681K Specifications Quick View

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

SDR0503-681K Description

Short technical summary and product information.

The Bourns SDR0503-681K is a surface mountable, unshielded, drum core wirewound inductor designed for power supply applications. It offers a high inductance value of 680µH with a tolerance of ±10% and a Q factor of 30 at 796kHz.

 

This inductor has a maximum DC resistance of 7.5 Ohms and a rated current of 140mA at saturation (Isat) and 160mA for temperature rise. It operates within a temperature range of -40°C to 125°C. The component has a low profile, measuring 3.30mm in height, with a length of 5.00mm and a width of 4.80mm.

 

Key features include its ferrite core material and suitability for input/output of DC/DC converters and power supplies for portable communications equipment, camcorders, and LCD TVs. The SDR0503 series is available in the E12 series and is RoHS compliant.

SDR0503-681K Quick Information

Product Type: Fixed Inductor
Series: SDR0503
Canonical Name: Bourns SDR0503-681K Drum Core, Wirewound Inductor
Subcategory: Fixed Inductor

SDR0503-681K Compliance

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

SDR0503-681K Estimated Pricing

Qty Low High
1+ $0.52 $0.52

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

SDR0503-681K Features

  • High inductance wirewound drum core inductor.
  • Surface mountable with low profile design.
  • Rated for 140mA saturation current.
  • Operates from -40°C to 125°C.
  • Ferrite core for efficient power conversion.

SDR0503-681K Applications

  • Ideal for DC/DC converter input/output.
  • Suitable for portable communication devices.
  • Used in camcorder power supplies.
  • Applicable for LCD TV power systems.

SDR0503-681K FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the SDR0503-681K?

The inductance is 680 µH.

What is the tolerance for the inductance?

The tolerance is ±10%.

What is the maximum DC resistance (DCR) for this inductor?

The maximum DC resistance is 7.5 Ohm.

What is the current rating for the SDR0503-681K?

The current rating is 140 mA at saturation (Isat) and 160mA for temperature rise.

What is the operating temperature range?

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

What are the physical dimensions of this inductor?

The inductor has a height of 3.30mm, a length of 5.00mm, and a width of 4.80mm.

What type of core does the SDR0503-681K use?

It uses a ferrite core.

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