2

07/12

Please read Cautions and warnings and

Important notes at the end of this document.

Rated voltage 250 V AC

Rated current 0.3 ... 2 A

Rated inductance 1.1 ... 22 mH

Construction

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Current-compensated ring core double choke

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Ferrite core with epoxy coating (UL 94 V-0)

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Polycarbonate case (UL 94 V-0)

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Polyurethane potting (UL 94 V-0)

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Sector winding

Features

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High resonance frequency due to special winding technique

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Approx. 0.7% stray inductance for symmetrical interference suppression

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Suitable for wave soldering

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Design complies with UL 1283 and EN 60938-2 (VDE 0565-2)

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RoHS-compatible

Applications

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Suppression of common-mode interferences

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Compact electronic ballasts in lamps

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Compact switch-mode power applications

Terminals

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Base material CuNi18Zn20

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Layer composition Ni, Sn

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Hot-dipped

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Pins 0.5

 0.5 (mm),  0.6 mm

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Pins in the lead spacing 10

 7.5 (mm) or 10  10 (mm)

Marking

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Manufacturer, ordering code, rated inductance, rated current,

graphic symbol, rated voltage, date of manufacture (YYWWD)

Delivery mode

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Cardboard box

1) UL approval with 300 V AC

B82720A

B82720K

B82720A/K

Power line chokes

Current-compensated ring core double chokes