DFKF Series

Current Compensated Choke
Single Phase Choke
Horizontal Design
Small Size
Up to 4.0A

Type Survey
Technical Data
Features
Dimensions

Part Number	Rated Current (A)	Inductance Ln (mH)	Resistance Rcu (mΩ)	Housing	Dimensions (mm)
DFKF-18-0001	0.4A	40mH	1200mΩ	04-2	17.8 x 18.2 x 12.4
DFKF-18-0002	0.6A	15mH	540mΩ	04-2	17.8 x 18.2 x 12.4
DFKF-18-0003	1.2A	6.8mH	200mΩ	04-2	17.8 x 18.2 x 12.4
DFKF-18-0004	1.5A	3.3mH	110mΩ	04-2	17.8 x 18.2 x 12.4
DFKF-18-0005	2.0A	2.0mH	60mΩ	04-2	17.8 x 18.2 x 12.4
DFKF-18-0006	4.0A	0.7mH	16mΩ	04-2	17.8 x 18.2 x 12.4
DFKF-28-0001	0.6A	40mH	1000mΩ	15-2	27.4 x 28.3 x 16.5
DFKF-28-0002	1.0A	20mH	360mΩ	15-2	27.4 x 28.3 x 16.5
DFKF-28-0003	1.4A	27mH	310mΩ	15-2	27.4 x 28.3 x 16.5
DFKF-28-0004	2.0A	6.0mH	100mΩ	15-2	27.4 x 28.3 x 16.5
DFKF-28-0005	4.0A	1.5mH	28mΩ	15-2	27.4 x 28.3 x 16.5
DFKF-28-0006	4.0A	0.6mH	13mΩ	15-2	27.4 x 28.3 x 16.5

Rated voltage	up to 440 VAC
Rated Current	0.4 - 6.3 A @ Ta 40 °C
Rated inductance	0.6 - 40 mH, Tol. -30% +50%
Power Operating Frequency	50 - 400 Hz
Terminal technic	THT
Weight	5 - 16 g
Material: Housing	UL 94V-0
Sealing Compound	UL 94V-0
Test Voltage	1.8 kV, 50 Hz, 1 min, winding to winding
Isolation Voltage	2 kV eff., winding to ambient
Climatic Category	20/100/21 acc. to IEC 60068-1
Allowable Operation Temp.	-25 °C to 100 °C

Description
- Current compensated choke
- 1‑phase choke
- THT-terminals
- Inductor horizontally positioned in housing
- SMD version on request
Standards
- EN 60938
Applications
- Attenuation of common mode interferences
- Designed for 230/400 VAC applications
- Chopper amplifiers
- DC drives and stepper motor controls
- Switching power supplies

DFKF Series

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