DSF Series

Storage Choke
Constant Inductance
Horizontal Design
Small Size
Up to 6.3A

Type Survey
Technical Data
Features
Dimensions

Part Number	Rated Current (A)	Inductance Ln (mH)	Resistance Rcu (mΩ)	Housing	Dimensions (mm)
DSF-18-0001	0.4A	1.1mH	700mΩ	04-1	17.8 x 18.2 x 12.4
DSF-18-0002	0.6A	0.5mH	360mΩ	04-1	17.8 x 18.2 x 12.4
DSF-18-0003	1.2A	0.125mH	90mΩ	04-1	17.8 x 18.2 x 12.4
DSF-18-0005	2.0A	0.045mH	32mΩ	04-1	17.8 x 18.2 x 12.4
DSF-18-0006	4.0A	0.011mH	8mΩ	04-1	17.8 x 18.2 x 12.4
DSF-28-0001	0.45A	3.7mH	1900mΩ	15-1	27.4 x 28.3 x 16.5
DSF-28-0002	0.63A	1.8mH	900mΩ	15-1	27.4 x 28.3 x 16.5
DSF-28-0003	1.0A	0.75mH	360mΩ	15-1	27.4 x 28.3 x 16.5
DSF-28-0004	1.4A	0.38mH	160mΩ	15-1	27.4 x 28.3 x 16.5
DSF-28-0005	1.8A	0.23mH	125mΩ	15-1	27.4 x 28.3 x 16.5
DSF-28-0006	3.15A	0.075mH	145mΩ	15-1	27.4 x 28.3 x 16.5
DSF-28-0007	4.5A	0.037mH	20mΩ	15-1	27.4 x 28.3 x 16.5
DSF-28-0008	6.3A	0.018mH	10mΩ	15-1	27.4 x 28.3 x 16.5

Rated voltage	up to 600 VDC
Rated Current	0.4 - 6.3 A @ Ta 70 °C
Rated inductance	0.011 - 3.7 mH, Tol. ±15%
Power Operating Frequency	up to 1 MHz
Terminal technic	THT
Weight	7 - 18 g
Material: Housing	UL 94V-0
Sealing Compound	UL 94V-0
Isolation Voltage	2 kV eff., winding to ambient
Climatic Category	40/125/21 acc. to IEC 60068-1
Allowable Operation Temp.	-40 °C to 125 °C

Description
- Storage choke
- THT-terminals
- Inductor horizontally positioned in housing
- Constant inductance at high alternating field modulation and large DC magnetization
- SMD Version on request
Standards
- EN 60938
Applications
- Storage of energy in switched power supplies
- Switch-mode
- Chopper amplifiers
- DC drives and stepper motor controls

DSF Series

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