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B82721 Dataheets PDF



Part Number B82721
Manufacturers EPCOS
Logo EPCOS
Description Chokes
Datasheet B82721 DatasheetB82721 Datasheet (PDF)

www.DataSheet4U.com Chokes for Power Lines Current-Compensated Ring Core Double Chokes Construction s Current-compensated ring core double choke B82721 … B82725 with ferrite core s Polycarbonate case s Polyurethane potting s Sector winding Features s Case and potting flame-retardant as per UL 94 V-0 s High resonance frequency owing to special winding technique s Approx. 1 % stray inductance for symmetrical interference suppression Applications Application Electronic ballasts in lamps Switc.

  B82721   B82721



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www.DataSheet4U.com Chokes for Power Lines Current-Compensated Ring Core Double Chokes Construction s Current-compensated ring core double choke B82721 … B82725 with ferrite core s Polycarbonate case s Polyurethane potting s Sector winding Features s Case and potting flame-retardant as per UL 94 V-0 s High resonance frequency owing to special winding technique s Approx. 1 % stray inductance for symmetrical interference suppression Applications Application Electronic ballasts in lamps Switch-mode power supplies in TV sets Washing machines Power supplies Chargers Terminals s Pins 0,7 × 0,7 mm or 1 × 1 mm (B82725) s Pins fitting standard PCB grid Type B82721 B82722 B82721 … B82725 B82724 B82725 B82724 B82725 B82725 Marking Ordering code, rated current, rated inductance, rated voltage (except B82721-K), graphic symbol, mark of conformity, manufacturer, date of manufacture Approvals 1) Marks of conformity Standards VDE 0565-2 EN 60938-2 (pending) UL 1283 1) Approvals to EN 60938-2 and UL 1283 pending for B82725-J. 347 04/00 Chokes for Power Lines Current-Compensated Ring Core Double Chokes Dimensional drawings and pin configuration Horizontal version (B82721-A) 2,5 _ 0,4 17,9 max. B82721 Vertical version (B82721-K) 15±0,2 5±0,2 3+0,5 12,6 _ 0,8 10±0,2 17,3 max. 18,2 max. 7,3 _ 1 9,7 _ 0,5 13,2 max. 5,5 _ 1 20,3 _ 0,6 0,7 x 0,7 15±0,2 10±0,2 SSB0781-J 1) 0,7 x 0,7 2,7 _ 0,5 SSB0782-S General technical data Rated voltage VR Test voltage VT Rated current IR Inductance tolerance Weight 250 Vac 1500 Vac, 2 s (line/line) Referred to 50 Hz and 60 °C ambient temperature ± 30 % Approx. 5 g For further technical data see page 334. For impedance = f (f ) see page 355 Characteristics and ordering codes IR A 0,4 0,4 0,5 0,7 1,2 1,5 2,0 2,6 3,6 LR mH 39 27 18 10 6,8 3,3 1,0 0,4 0,4 LS, typ µH 450 270 260 90 70 37 13 6 6 Rtyp mΩ 2000 1700 1500 600 280 190 90 60 35 Ordering code horizontal version B82721-A2401-N20 B82721-A2401-N21 B82721-A2501-N1 B82721-A2701-N20 B82721-A2122-N20 B82721-A2152-N1 B82721-A2202-N1 B82721-A2262-N1 B82721-A2362-N1 vertical version B82721-K2401-N20 B82721-K2401-N21 B82721-K2501-N1 B82721-K2701-N20 B82721-K2122-N20 B82721-K2152-N1 B82721-K2202-N1 B82721-K2262-N1 B82721-K2362-N1 1) Vertical version with lead spacing 5 mm × 10 mm upon request. 348 04/00 3+0,5 8 _1 Chokes for Power Lines Current-Compensated Ring Core Double Chokes Dimensional drawings and pin configuration Horizontal version (B82722-A) 2,5 _ 0,4 B82722 Vertical version (B82722-J) 2,5 _ 0,4 0,7 x 0,7 10±0,2 0,7 x 0,7 4+1 25,4 _ 0,8 12,5±0,2 16,1 max. 3,6±0,4 13,3 _ 0,8 12,5±0,2 22,3 max. SSB0928-B 22,7 max. SSB0929-J General technical data Rated voltage VR Test voltage VT Rated current IR Inductance tolerance Weight 250 Vac 1500 Vac, 2 s (line/line) Referred to 50 Hz and 60 °C ambient temperature ± 30 % Approx. 10 g For further technical data see page 334. For impedance = f (f ) see page 355 Characteristics and ordering codes IR.


NBP1407 B82721 PBL3717


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