DKFS  Magnetically Compensated SMD Choke, compact
DKFS  Magnetically Compensated SMD Choke, compact
DKFS  Magnetically Compensated SMD Choke, compact
DKFS  Magnetically Compensated SMD Choke, compact

Series: DKFS

Magnetically Compensated SMD Choke, compact

Free Sample Request

14 Variants


  • Current compensated choke
  • SMD-terminals
  • Vertical and horizontal version


  • Attenuation of common mode interferences
  • Designed for 230/400 VAC applications
  • Chopper amplifiers
  • DC drives and stepper motor controls
  • Switching power supplies

Rated voltage

up to 250 VAC

Rated Current

0.4 - 4 A @ Ta 40 °C

Rated inductance

0.5 - 39 mH, Tol. -30% +50%

Power Operating Frequency

50 / 60 Hz

Terminal Type



2 - 6 g


UL 94V-0 

Sealing Compound

UL 94V-0 

Test Voltage

1.5 kV, 50 Hz, 1 min, winding to winding

Isolation Voltage

2 kV eff., winding to ambient

Climatic Category

25/100/21 acc. to IEC 60068-1

Allowable Operation Temp.

-25 °C to 100 °C

Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in  Details about Approvals
SCHURTER products are designed for use in industrial environments. They have approvals from independent testing bodies according to national and international standards. Products with specific characteristics and requirements such as required in the automotive sector according to IATF 16949, medical technology according to ISO 13485 or in the aerospace industry can be offered exclusively with customer-specific, individual agreements by SCHURTER.


The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.

Approval Reference Type: DKFS

Approval Logo Certificates Certification Body Description
Approval marks cURus UL UR File Number: E72928

Application standards

Application standards where the product can be used

Organization Design Standard Description
Approval marks IEC Suitable for applications acc. IEC/UL 62368-1 Audio/video, information and communication technology equipment - Part 1: Safety requirements


The product complies with following Guide Lines

Identification Details Initiator Description
Approval marks CE Selbsteklaration SCHURTER AG The CE marking declares that the product complies with the applicable requirements laid down in the harmonisation of Community legislation on its affixing in accordance with EU Regulation 765/2008.
Approval marks Zulassung_Symbol_UKCA SCHURTER AG The UKCA marking declares that the product complies with the applicable requirements laid down in the British Amendment of Regulation (EC) 765/2008.
Environment_Safety RoHS_Logo_color_CMYK_tif SCHURTER AG Directive RoHS 2011/65/EU, Amendment (EU) 2015/863
Environment_Safety China_RoHS_e_konform_eps SCHURTER AG The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March 2007. It is similar to the EU directive RoHS.
Environment_Safety REACH SCHURTER AG On 1 June 2007, Regulation (EC) No 1907/2006 on the Registration, Evaluation, Authorization and Restriction of Chemicals 1 (abbreviated as "REACH") entered into force.


Dimensions [mm]

Case 48-2S (SMD-Version)

1) Possible solder land pattern
Case 2B

1) Possible solder land pattern



Short Table of Variants DKFS Open complete table DKFS

In [A] Ln [mH] Rcu [mΩ] Order Number

Variant Details

A=Most Popular Free Sample Distributor Stock Check ...
0.4 39 1286 DKFS-B22B-D439 ...
0.5 27 841 DKFS-B22B-D527 ...
0.5 4 500 DKFS-6248-D504  A  ...
0.6 15 453 DKFS-B22B-D615 ...
0.8 10 336 DKFS-B22B-D810 ...
0.9 2 240 DKFS-6248-0102  A  ...
1 8.2 269 DKFS-B22B-0J2Q ...
1.2 6.8 219 DKFS-B22B-1K6Q ...
1.5 3.3 122 DKFS-B22B-1N3L ...
2 0.5 50 DKFS-6248-02D5  A  ...
2 1.8 57 DKFS-B22B-021Q ...
2.5 1.5 41 DKFS-B22B-5K5J ...
3 1.2 30 DKFS-B22B-0L2J ...
4 0.7 18 DKFS-B22B-04D7 ...

Most Popular.

Standard packaging carton box, tape and reel packaging on request


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