fair-rite products corp. po box j,one commercial row, wallkill, ny 12589-0288 phone: (888) 324-7748 www.fair-rite.com fair-rite product's catalog part data sheet, 2944666631 printed: 2010-11-09 part number: 2944666631 frequency range: broadband frequencies 1-200 mhz (44 material) description: 44 wound bead application: suppression components where used: board component part type: wound beads preferred part: mechanical specifications weight: 1.400 (g) part type information six and eleven hole beads, in two nizn materials, are available both as beads (product class 26) and wound with tinned copper wire in several winding configurations (product class 29). -parts with a '1' as the last digit of the part number are supplied bulk packed. wound beads with part numbers 29--666631 and 29--666651 can be supplied radially taped and reeled per iec 60286-1 and eia 468-b standards. for these taped and reeled wound beads the last digit of the part number is a '4'. taped and reeled wound beads are supplied 500 pieces on a 13'' reel. -wire used for winding is oxygen free high conductivity copper with a lead-free tin plating. -beads are controlled for impedance limits only. the impedances listed are typical values. minimum impedance values are specified for the + marked frequencies. the minimum guaranteed impedance is the listed impedance less 20%. the 44 material beads and wound beads are tested on the 4193a vector impedance meter. the 61 material parts on the 4191a rf impedance analyzer. -recommended storage temperature and operating temperature is -55c to 125c -for any wound bead requirement not listed in here, please contact our customer service group for availability and pricing. -explanation of part numbers: digits 1&2 = product class, 3&4 = material grade and last digit 1 = bulk packed, 4 = taped and reeled.
fair-rite products corp. po box j,one commercial row, wallkill, ny 12589-0288 phone: (888) 324-7748 www.fair-rite.com fair-rite product's catalog part data sheet, 2944666631 printed: 2010-11-09 mechanical specifications dim mm mm nominal inch tol inch misc. a 6.00 0.25 0.236 - b 0.75 +0.15 0.032 - c 10.00 0.25 0.394 - d 3.50 ref 0.138 ref e - - - - f - - - - g - - - - h - - - - j - - - - k - - - - land patterns v w x y z ref - - - - - - - - - - winding information turns wire 1st wire 2nd wire tested size length length 3 0.53 24 awg 38.0 3.0 1.500 - reel information tape width pitch parts 7 '' parts 13 '' parts 14 '' mm mm reel reel reel - - - - - package size pkg size - (-) electrical specifications typical impedance ( ) 1 mhz 115 10 mhz+ 500 50 mhz+ 1000 100 mhz+ 690 200 mhz 400 connector plate # holes # rows - - electrical properties legend + test frequency preferred parts, the suggested choice for new designs,have shorter lead times and are more readily available. the column h(oe) gives for each bead the calculated dc bias field in oersted for 1 turn and 1 ampere direct current. the actual dc h field in the application is this value of h times the actual ni (ampere-turn) product. for the effect of the dc bias on the impedance of the bead material, see figures 18-23 in the application note how to choose ferrite components for emi suppression. a ? turn is defined as a single pass through a hole. l/a - core constant l e : effective path length a e : effective cross-sectional area v e : effective core volume a l - inductance factor ( l __ n 2 ) nl - value of dc ampere-turns n/awg - number of turns/wire size for test coil
fair-rite products corp. po box j,one commercial row, wallkill, ny 12589-0288 phone: (888) 324-7748 www.fair-rite.com fair-rite product's catalog part data sheet, 2944666631 printed: 2010-11-09 see next page for further material specifications.
fair-rite products corp. po box j,one commercial row, wallkill, ny 12589-0288 phone: (888) 324-7748 www.fair-rite.com fair-rite product's catalog part data sheet, 2944666631 printed: 2010-11-09
fair-rite products corp. po box j,one commercial row, wallkill, ny 12589-0288 phone: (888) 324-7748 www.fair-rite.com fair-rite product's catalog part data sheet, 2944666631 printed: 2010-11-09
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