Suppression Chokes
https://www.schurter.com /PG81_82
DKFS
Magnetically Compensated SMD Choke, compact
Approvals and Compliances
Description
- Current compensated choke
- SMD-terminals
- Vertical and horizontal version
Applications
-
-
-
-
-
Attenuation of common mode interferences
Designed for 230/400 VAC applications
Chopper amplifiers
DC drives and stepper motor controls
Switching power supplies
Weblinks
pdf datasheet, html-datasheet, General Product Information, Distributor-
Stock-Check, Detailed request for product, SPICE Library
Technical Data
Rated voltage
Rated Current
Rated inductance
Power Operating Frequency
Terminal Type
Weight
Material: Housing
Sealing Compound
up to 250 VAC
0.4 - 4 A @ Ta 40 °C
0.5 - 39 mH, Tol. -30% +50%
50 - 400 Hz
SMD
2 - 6g
UL 94V-0
UL 94V-0
Test Voltage
Isolation Voltage
Climatic Category
Allowable Operation Temp.
1.5 kV, 50 Hz, 1 min, winding to winding
2 kV eff., winding to ambient
25/100/21 acc. to IEC 60068-1
-25 °C to 100 °C
Approvals and Compliances
Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in
Details about
Approvals
Approvals
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
UL Approvals
Certification Body
UL
Description
UL File Number:
Application standards
Application standards where the product can be used
Organization
Design
Designed for applications acc.
Standard
IEC/UL 60950
Description
IEC 60950-1 includes the basic requirements for the safety of information
technologyequipment.
EMC Products
1
DKFS
Compliances
The product complies with following Guide Lines
Identification
Details
CE declaration of conformity
Initiator
SCHURTER AG
Description
https://www.schurter.com /PG81_82
Suppression Chokes
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.
EU Directive RoHS 2011/65/EU
The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March
2007. It is similar to the EU directive RoHS.
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.
RoHS
China RoHS
REACH
SCHURTER AG
SCHURTER AG
SCHURTER AG
Dimension [mm]
Case 48-2S (SMD-Version)
max. 11
0.66
0.45
max. 10.7
max. 8.2
1
2
3.7
8.75
4
3
8.75
0
±0.2
max. 13.5
max. 10.5
14
1)
1) Possible solder land pattern
Case 2B
max. 13.5
max. 13
0.8
(4x)
24.5
4
2
1
10
±0.3
10
1.3
max. 23.5
8
3
1)
1) Possible solder land pattern
Impedance curves
DKFS-6248-xxxx
z [Ω]
1M
DKFS-B22B-xxxx
z [Ω]
1M
0.4 A
0.5A
0.6A
0.8A
1.0A
100k
0.5 A
10k
0.9 A
2A
1k
100k
10k
1k
7
1.5
100
100
10
10k
100k
1M
10M f [Hz]
10
10k
100k
1M
1.2A
1.5A
2.0A
2.5A
3.0A
4.0A
10M f [Hz]
2
EMC Products
Suppression Chokes
https://www.schurter.com /PG81_82
DKFS
All Variants
I
n
[A]
0.4
0.5
0.5
0.6
0.8
0.9
1
1.2
1.5
2
2
2.5
3
4
L
n
[mH]
39
27
4
15
10
2
8.2
6.8
3.3
0.5
1.8
1.5
1.2
0.7
R
cu
[mΩ]
1286
841
500
453
336
240
269
219
122
50
57
41
30
18
Power
loss
[W]
0.2
0.21
0.25
0.16
0.22
0.39
0.27
0.32
0.28
0.4
0.23
0.26
0.27
0.29
f
RES
[MHz]
0.15
0.2
1.2
0.35
0.45
1.6
0.55
0.6
1.8
4.5
3
4.5
5
6.5
Weight [g]
6g
6g
2g
6g
6g
2g
6g
6g
6g
2g
6g
6g
6g
6g
Housings
2B
2B
48-2S
2B
2B
48-2S
2B
2B
2B
48-2S
2B
2B
2B
2B
Packing unit [pcs.]
100
100
176
100
45
176
45
45
45
176
45
45
45
45
Order Number
DKFS-B22B-D439
DKFS-B22B-D527
DKFS-6248-D504
DKFS-B22B-D615
DKFS-B22B-D810
DKFS-6248-0102
DKFS-B22B-0J2Q
DKFS-B22B-1K6Q
DKFS-B22B-1N3L
DKFS-6248-02D5
DKFS-B22B-021Q
DKFS-B22B-5K5J
DKFS-B22B-0L2J
DKFS-B22B-04D7
█
█
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Most Popular.
Availability for all products can be searched real-time:https://www.schurter.com/en/Stock-Check/Stock-Check-SCHURTER
Standard packaging carton box, tape and reel packaging on request
The specifications, descriptions and illustrations indicated in this document are based on current
information. All content is subject to modifications and amendments. Information furnished is believed
to be accurate and reliable. However, users should independently evaluate the suitability and test each
product selected for their own applications.
EMC Products
3
30.11.2017