Chokes for Data and Signal Lines Series/Type: B82790C2N3 The following products presented in this data sheet are being withdrawn. Ordering Code Substitute Product B82790C2475N340 B82790C2474N315 B82790C2105N340 B82792C2475N365 B82792C2474N315 B82792C2105N365 Date of Withdrawal 2002-07-05 2002-07-05 2002-07-05 Deadline Last Orders 2002-12-31 2002-12-31 2002-12-31 Last Shipments 2003-03-31 2003-03-31 2003-03-31 For further information please contact your nearest EPCOS sales office, which will also support you in selecting a suitable substitute. The addresses of our worldwide sales network are presented at www.epcos.com/sales. Chokes for Data and Signal Lines B82790-C2***-N3 Quad Chokes Rated voltage 42 Vac/80 Vdc Rated current 200 to 500 mA Rated inductance 0,47 to 4,7 mH Construction Current-compensated ring core quad choke with ferrite core Bifilar winding Features Case flame-retardant as per UL 94 V-0 Suitable for reflow soldering Applications Suppression of asymmetrical interference coupled in on lines, whereas data signals up to some MHz can pass unaffectedly Use e.g. in telecom applications and RF equipment Terminals Tinned Marking Manufacturer, ordering code, date of manufacture (month, year) Delivery mode Blister tape, reel packing For details on taping, packing and packing units see page 302 279 04/00 Chokes for Data and Signal Lines B82790-C2***-N3 Quad Chokes Dimensional drawing 0,60,05 3 x 2,50,1 2,50,2 10,5 max. 14,00,4 A 0,40,0 5 2 ... 8 7,3 max. 7,0 max. 0,2+0,2 11,5 max. max. 0,1 A Marking Beschriftung SSB1240-R Layout recommendation 280 04/00 Chokes for Data and Signal Lines B82790-C2***-N3 Quad Chokes General technical data Rated voltage VR 42 Vac (50/60 Hz) 80 Vdc Rated current IR Referred to 50 Hz and 60 C ambient temperature Rated inductance LR Measured with HP 4275A at L 1 mH = 100 kHz, 10 mV L > 1 mH = 10 kHz, 10 mV (specified per winding) Inductance tolerance - 30/+ 50 % Inductance decrease L/L0 < 10 % at dc magnetic bias with IR Stray inductance LS Measured at L 1 mH = 100 kHz, 10 mV L > 1 mH = 10 kHz, 10 mV DC resistance Rtyp Typical values, measured at 20 C ambient temperature Solderability (215 3) C, (3 0,3) s wetting of soldering area 95 % in accordance with IEC 60068-2-58 Climatic category 40/125/56 (- 40 C/+ 125 C/56 days damp heat test) in accordance with IEC 60068-1 Weight Approx. 2 g Characteristics and ordering codes LR mH LS, max nH IR mA Rtyp VT Vdc, 2 s Ordering code 0,47 1,0 4,7 200 250 400 500 500 200 0,25 0,25 0,80 750 750 750 B82790-C2474-N315 B82790-C2105-N340 B82790-C2475-N340 281 04/00 Chokes for Data and Signal Lines B82790-C2***-N3 Quad Chokes Insertion loss e (typical values at Z = 50 ) asymmetrical, all branches in parallel (common mode) symmetrical (differential mode) B82790-C2474-N315 B82790-C2105-N340 SSB1434-U 50 dB SSB1433-L 50 dB e e 40 40 30 30 20 20 10 10 0 _ 10 2 10 1 10 0 10 1 MHz 10 2 3 0 _ 10 2 B82790-C2475-N340 SSB1432-D dB e 40 30 20 10 0 _2 10 10 _1 10 0 _1 10 0 10 1 MHz 10 2 3 f f 50 10 10 1 MHz 10 2 f 282 04/00