DKFP
Suppression Chokes
https://www.schurter.com /PG81_82
Magnetically Compensated Choke, compact
Magnetically compensated choke
from front side
Solder THT terminal
Magnetically compensated choke
from front side
Solder THT terminal
See below:
Approvals and Compliances
Description
Applications
- Current compensated choke
- THT-terminals
- Multiple PCB-mounting options
- High inductance and compact dimensions
- Multiple pin configurations
- Attenuation of common mode interferences
- Designed for 230/400 VAC applications
- Chopper amplifiers
- DC drives and stepper motor controls
- Switching power supplies
References
Weblinks
pdf data sheet, html datasheet, General Product Information, Approvals,
Distributor-Stock-Check, Detailed request for product, SPICE Library
Technical Data
Rated voltage
␣
Rated Current
Rated inductance
Power Operating Frequency
Terminal Type
Weight
Material
Sealing Compound
up to 250 VAC
UL 250 VAC
0.3 - 10 A @ Ta 40 °C
0.5 - 100 mH, Tol. -30% +50%
50 / 60 Hz
THT
1 - 55 g
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
4 kV eff., winding to ambient
40/125/56 acc. to IEC 60068-1
-40 °C to 125 °C UL -25°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
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.
Approvals
The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.
Approval Reference Type: DKFP
Approval Logo
Certificates
Certification Body
Description
UL Approvals
UL
UR File Number: E72928
Design
Standard
Description
Suitable for applications acc.
IEC/UL 62368-1
Audio/video, information and communication technology equipment - Part
1: Safety requirements
Application standards
Application standards where the product can be used
Organization
EMC Products
1
DKFP
Suppression Chokes
https://www.schurter.com /PG81_82
Compliances
The product complies with following Guide Lines
Identification
Details
Initiator
Description
CE declaration of conformity
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.
UKCA declaration of conformity
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.
RoHS
SCHURTER AG
Directive RoHS 2011/65/EU, Amendment (EU) 2015/863
China RoHS
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.
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.
Dimension [mm]
Case 1A
Case 1B
max. 14
3
2
1
Case 1C
6
2
3
2
1
Case 1D
max. 18.5
1.8
9.2
1
Case 1E
4
3
2
1
12.5 ±0.2
2
ø 0.8 (4x)
3
10 ±0.2
4
max. 31.5
7.2
2
ø 0.8 (4x)
max. 23.5
max. 16
12.5 ±0.2
15 ±0.2
max. 30
4.1 ±0.3
max. 26
4.1 ±0.3
Case 2A
15 ±0.2
1.8
4 ±0.3
9.2
max. 9.5
1
4
2
3
1
Case 2C
max. 15.5
±0.3
2
3
1
8
15 ±0.3
4
EMC Products
max. 13.5
12.5 ±0.3
2
4
2
3
1
11.5
10
2.1
ø 0.8 (4x)
max. 18.5
max. 14.5
4 ±0.3
max. 22
max. 13
ø 0.8 (4x)
4 ±0.3
max. 23
max. 18
20 ±0.3
Case 2B
10 ±0.3
4
2
1
ø 0.6 (4x)
3
max. 14.5
4
12.5 ±0.2
ø 0.8 (4x)
max. 31.5
max. 14.5
10 ±0.3
max. 35
4.1 ±0.3
max. 18.5
2
4
15 ±0.2
4
10 ±0.2
ø 0.8 (4x)
5.08
max. 19
ø 0.8 (4x)
max. 18.5
1.5
max. 21
4 ±0.3
max. 13
±0.2
15.21±0.2
4.5 ±0.3
max. 9
DKFP
Suppression Chokes
https://www.schurter.com /PG81_82
Case 2E
max. 33
max. 17
2
4
1
25 ±0.3
3
max. 19.5
2.7
20 ±0.3
ø 0.7 (4x)
ø 0.8 (4x)
14
max. 29
1.8
3.5 ±0.3
max. 22.5
15 ±0.3
Case 2G
4
2
3
1
15
4 ±0.3
max. 17
max. 34
max. 28
30 ±0.3
Case 2D
Case 2H
max. 42
2.7
max. 25
15 ±0.3
2.5
20 ±0.3
2
3
1
30 ±0.3
4
ø 0.7 (4x)
ø 0.7 (4x)
15
max. 34
3.5 ±0.3
max. 19.5
4
2
3
1
40 ±0.3
max. 22.5
max. 19.5
20
3.5 ±0.3
max. 43
max. 33
Case 48-2
8.2 max.
5 ±0.2
1
2
4
3
8.75 ±0.2
0.66 x 0.45
2
10.7 max.
10.5 max.
0
3.5 -0.5
6.25 ±0.2
Impedance curves
DKFP_6248_xxxx
DKFP_A2xA_xxxx
z [Ω]
1M
DKFP_B2xB_xxxx
z [Ω]
1M
100k
100k
0.5 A
0.9 A
10k
10k
2A
z [Ω]
1M
0.3 A
0.6 A
1A
1.5 A
2A
100k
10k
1k
1k
1k
100
100
100
10
10
10k
100k
1M
10M f [Hz]
DKFP_D2xD_xxxx
100k
10k
100k
1M
10M f [Hz]
100k
1k
10
100k
1M
10M f [Hz]
1M
10M f [Hz]
100k
1M
10M f [Hz]
100k
1M
10M f [Hz]
1M
10M f [Hz]
z [Ω]
1M
100k
10k
1A
2A
4A
1k
4A
6A
6A
8A
10A
100
10
10k
10k
DKFP_H22H_xxxx
0.5A
1A
2A
100
10
10k
10
100k
1k
2A
4A
6A
1.5A
2A
2.5A
3A
4A
100
10k
100
0.3A
0.5A
0.8A
1A
1.2A
1k
1.5A
2A
4A
10k
100k
1k
2.5 A
3A
4A
10k
z [Ω]
1M
0.5 A
1A
1 .4 A
10k
100
100k
DKFP_G22G_xxxx
z [Ω]
1M
0.6 A
0.8 A
1A
1.5 A
2A
z [Ω]
1M
0.4A
0.5A
0.6A
0.8A
1.2A
10
10k
DKFP_E2xE_xxxx
z [Ω]
1M
DKFP_C2xC_xxxx
10
10k
100k
1M
10M f [Hz]
EMC Products
10k
100k
3
DKFP
Suppression Chokes
https://www.schurter.com /PG81_82
All Variants
In [A]
Ln [mH]
Rcu
[mΩ]
Tripped Power Dissipation [W]
fRES
[MHz]
Weight [g]
Housing
Packing unit [pcs.]
Order Number
0.3
12
1280
0.12
0.55
4 g
1A
90
DKFP-A21A-D312
0.3
12
1280
0.12
0.55
3 g
2A
72
DKFP-A22A-D312
0.3
47
1850
0.17
0.15
14 g
1C
35
DKFP-C21C-D347
0.3
47
1850
0.17
0.15
11 g
2C
32
DKFP-C22C-D347
0.4
39
1286
0.2
0.15
8 g
1B
120
DKFP-B21B-D439
0.4
39
1286
0.2
0.15
6 g
2B
45
DKFP-B22B-D439
0.5
100
3100
0.78
0.07
33 g
2G
28
DKFP-G22G-D5J0
0.5
27
841
0.2
0.2
8 g
1B
120
DKFP-B21B-D527
0.5
27
841
0.21
0.2
6 g
2B
45
DKFP-B22B-D527
0.5
39
880
0.22
0.15
14 g
1C
35
DKFP-C21C-D539
0.5
39
880
0.22
0.15
11 g
2C
32
DKFP-C22C-D539
0.5
4
500
0.25
1.2
1.07 g
48-2
176
DKFP-6248-D504
0.5
82
2840
0.71
0.07
34 g
1E
70
DKFP-E21E-D582
0.5
82
2840
0.71
0.07
32 g
2E
28
DKFP-E22E-D582
0.6
15
453
0.16
0.35
8 g
1B
120
DKFP-B21B-D615
0.6
15
453
0.16
0.35
6 g
2B
45
DKFP-B22B-D615
0.6
4.4
380
0.14
1.1
4 g
1A
90
DKFP-A21A-D64M
0.6
4.4
380
0.14
1.1
3 g
2A
72
DKFP-A22A-D64M
0.6
47
1170
0.42
0.1
25 g
1D
56
DKFP-D21D-D647
0.6
47
1170
0.42
0.1
20 g
2D
35
DKFP-D22D-D647
0.8
10
336
0.21
0.45
8 g
1B
120
DKFP-B21B-D810
0.8
10
336
0.22
0.45
6 g
2B
45
DKFP-B22B-D810
0.8
27
520
0.33
0.18
14 g
1C
35
DKFP-C21C-D827
0.8
27
520
0.33
0.18
11 g
2C
32
DKFP-C22C-D827
0.8
39
955
0.61
0.15
25 g
1D
56
DKFP-D21D-D839
0.8
39
955
0.61
0.15
20 g
2D
40
DKFP-D22D-D839
0.9
2
240
0.39
1.6
1.15 g
48-2
176
DKFP-6248-0102
1
15
350
0.35
0.25
11 g
2C
32
DKFP-C22C-0115
1
27
554
0.55
0.16
20 g
2D
35
DKFP-D22D-0127
1
3
200
0.2
1.7
4 g
1A
90
DKFP-A21A-0103
1
3
200
0.2
1.7
3 g
2A
72
DKFP-A22A-0103
1
33
805
0.8
0.13
34 g
1E
70
DKFP-E21E-0133
1
33
805
0.8
0.13
32 g
2E
28
DKFP-E22E-0133
1
47
950
0.95
0.1
33 g
2G
28
DKFP-G22G-0147
1
68
1400
1.4
0.1
55 g
2H
18
DKFP-H22H-0168
1.0
15
350
0.35
0.25
14 g
1C
35
DKFP-C21C-0115
1.0
27
554
0.55
0.16
25 g
1D
56
DKFP-D21D-0127
1.2
10
200
0.29
0.35
14 g
1C
35
DKFP-C21C-1K10
1.2
10
200
0.29
0.35
11 g
2C
32
DKFP-C22C-1K10
1.2
6.8
219
0.31
0.6
8 g
1B
120
DKFP-B21B-1K6Q
DKFP-B22B-1K6Q
1.2
6.8
219
0.32
0.6
6 g
2B
45
1.4
27
520
1
0.16
34 g
1E
70
DKFP-E21E-1M27
1.4
27
520
1
0.16
32 g
2E
28
DKFP-E22E-1M27
1.5
1.6
94
0.21
3.1
4 g
1A
90
DKFP-A21A-1N1O
1.5
1.6
94
0.21
3.1
3 g
2A
72
DKFP-A22A-1N1O
1.5
15
232
0.52
0.26
25 g
1D
56
DKFP-D21D-1N15
1.5
15
232
0.52
0.26
20 g
2D
35
DKFP-D22D-1N15
1.5
3.3
122
0.28
1.8
8 g
1B
120
DKFP-B21B-1N3L
1.5
3.3
122
0.28
1.8
6 g
2B
45
DKFP-B22B-1N3L
1.5
6.8
150
0.34
0.5
14 g
1C
35
DKFP-C21C-1N6Q
1.5
6.8
150
0.34
0.5
11 g
2C
32
DKFP-C22C-1N6Q
2
0.5
50
0.4
4.5
1.07 g
48-2
176
DKFP-6248-02D5
2
1.1
61
0.25
3.5
4 g
1A
90
DKFP-A21A-021J
2
1.1
61
0.25
3.5
3 g
2A
72
DKFP-A22A-021J
4
EMC Products
█
█
█
█
DKFP
Suppression Chokes
https://www.schurter.com /PG81_82
In [A]
Ln [mH]
Rcu
[mΩ]
Tripped Power Dissipation [W]
fRES
[MHz]
Weight [g]
Housing
Packing unit [pcs.]
Order Number
2
1.8
57
0.23
3
8 g
1B
120
DKFP-B21B-021Q
2
1.8
57
0.23
3
6 g
2B
45
DKFP-B22B-021Q
2
10
149
0.6
0.34
25 g
1D
56
DKFP-D21D-0210
2
10
149
0.6
0.34
20 g
2D
35
DKFP-D22D-0210
2
10
245
1
0.4
33 g
2G
28
DKFP-G22G-0210
2
18
360
1.4
0.2
55 g
2H
18
DKFP-H22H-0218
2
4,2
92
0.37
0.9
14 g
1C
35
DKFP-C21C-024K
2
4.2
92
0.37
0.9
11 g
2C
32
DKFP-C22C-024K
2
6.8
200
0.8
0.5
34 g
1E
70
DKFP-E21E-026Q
2
6.8
200
0.8
0.5
32 g
2E
28
DKFP-E22E-026Q
2.5
3.3
93
0.46
1.2
14 g
1C
35
DKFP-C21C-2N3L
2.5
3.3
73
0.45
1.2
11 g
2C
60
DKFP-C22C-2N3L
2.5
6.8
101
0.63
0.36
25 g
1D
56
DKFP-D21D-2N6Q
2.5
6.8
101
0.63
0.36
20 g
2D
40
DKFP-D22D-2N6Q
3
2
52
0.47
2.5
14 g
1C
35
DKFP-C21C-0302
3
2
52
0.47
2.5
11 g
2C
32
DKFP-C22C-0302
3
4.2
63
0.57
0.85
25 g
1D
56
DKFP-D21D-034K
3
4.2
63
0.57
0.85
20 g
2D
35
DKFP-D22D-034K
4
0.7
18
0.29
6.5
8 g
1B
120
DKFP-B21B-04D7
4
0.7
18
0.29
6.5
6 g
2B
45
DKFP-B22B-04D7
4
1.5
30
0.48
2.8
14 g
1C
35
DKFP-C21C-041N
4
1.5
30
0.48
2.8
11 g
2C
60
DKFP-C22C-041N
4
3.3
45
0.72
1
25 g
1D
56
DKFP-D21D-043L
4
3.3
62
1
0.6
34 g
1E
70
DKFP-E21E-043L
4
3.3
45
0.72
1
20 g
2D
35
DKFP-D22D-043L
4
3.3
62
1
0.6
32 g
2E
28
DKFP-E22E-043L
4
3.9
70
1.1
0.5
33 g
2G
28
DKFP-G22G-043R
4
6.8
100
1.6
0.6
55 g
2H
18
DKFP-H22H-046Q
6
1.8
23
0.83
0.7
34 g
1E
70
DKFP-E21E-061Q
6
1.8
23
0.83
0.7
32 g
2E
28
DKFP-E22E-061Q
6
1.8
23
0.83
0.7
33 g
2G
28
DKFP-G22G-061Q
6
3.9
46
1.6
0.7
55 g
2H
18
DKFP-H22H-063R
8
2.7
22
1.4
1
55 g
2H
18
DKFP-H22H-082P
10
1.8
13
1.3
1.1
55 g
2H
18
DKFP-H22H-101Q
█ Most Popular.
28.03.2024
Availability for all products can be searched real-time: https://www.schurter.com/en/info-center/support-tools/stock-check-distributors
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
5
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