Schurter DSF Storage choke, flat design Datasheet

DSF
Suppression Chokes
www.schurter.com/pg81_82
Storage Choke, flat design
Description
-
Storage choke
THT-terminals
Inductor horizontally positioned in housing
Constant inductance at high alternating field modulation and large DC
magnetization
- Reduced magnetic reversal
- SMD version on request
Standards
Applications
-
Storage of energy in switched power supplies
Switch-mode
Chopper amplifiers
DC drives and stepper motor controls
References
General Product Information
Weblinks
Approvals, RoHS, CHINA-RoHS, e-Store, Distributor-Stock-Check
- EN 60938
Technical Data
Rated voltage
Rated Current
Rated inductance
Power Operating Frequency
Terminal technic
Weight
Material: Housing
Sealing Compound
up to 600 VDC
0.4 - 6.3 A @ Ta 70 °C
0.011 - 3.7 mH, Tol. ±15%
up to 1 MHz
THT
7 - 18 g
UL 94V-0
UL 94V-0
Isolation Voltage
Climatic Category
Allowable Operation Temp.
Dimensions
Case 04-1
2 kV eff., winding to ambient
40/125/21 acc. to IEC 60068-1
-40 °C to 125 °C
Case 15-1
4
1
10 ±0.2
EMC Products
28.3 max.
25 ±0.2
18.2 max.
2
0.6 x 0.88
0
3.5 -0.5
3
4
15 ±0.2
0.6 x 0.88
3
27.4 max.
16.5 ±0.2
2.0
17.8 max.
12.4 ±0.2
2.2
0
3.5 -0.5
2
1
15 ±0.2
DSF
Suppression Chokes
www.schurter.com/pg81_82
Diagrams
Application in DC-DC Converter
1)
2)
1) DC-Input unregulated
2) DC-Output regulated
Derating Curves
Inductance variation as function of the magnetizing current
Variants
In [A]
Ln [mH]
Rcu
[mΩ]
fRES
[MHz]
Weight [g]
Housing
Packing unit [pcs.]
Order Number
0.4
1.1
0.6
0.5
700
-
7
04-1
45
DSF-18-0001
360
2.5
7
04-1
45
1.2
DSF-18-0002
0.125
90
6.5
7
04-1
45
DSF-18-0003
2
0.045
32
12
7
04-1
45
DSF-18-0005
4
0.011
8
32
7
04-1
45
DSF-18-0006
0.45
3.7
1900
0.6
18
15-1
40
DSF-28-0001
0.63
1.8
900
1
18
15-1
40
DSF-28-0002
1
0.75
360
1.8
18
15-1
40
DSF-28-0003
1.4
0.38
160
-
18
15-1
40
DSF-28-0004
1.8
0.23
125
3.5
18
15-1
40
DSF-28-0005
3.15
0.075
45
7
18
15-1
40
DSF-28-0006
4.5
0.037
20
10
18
15-1
40
DSF-28-0007
6.3
0.018
10
18
18
15-1
40
DSF-28-0008
The
specifications,
descriptions and illustrations indicated in this document are based on
EMC
Products
current information. All content is subject to modifications and amendments.
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