syfer technology limited old stoke road arminghall norwich, norfolk nr14 8sq england fax +44 (0)1603 723301 email sales@syfer.co.uk website www.syfer.com telephone +44 (0)1603 723300 telephone (sales) +44 (0)1603 723310 ? copyright syfer technology limited - 1998. emi filter packaging t = t aped b = bulk r = lar ge r eel dielectric code c = c0g x = x7r capacitance tolerance m = +/- 20% (standar d) p = -0 +100% s = -20% +50% z = -20% +80% chip size t er mination j = nickel barrier w orking v oltage vd.c. 050 = 50 vd.c. 100 = 100 vd.c. capacitance first digit - zer o second digit - first significant figur e thir d digit - second significant figur e four th digit - number of zer os e.g. 0472 = 4,700pf or 1n36 = 1,360pf surface mount emi filters 31 0.1 1 10 100 1000 frequency (mhz) 80 60 40 20 0 insertion loss (db) 22nf 10nf 4.7nf 2.2nf 1nf 470pf 220pf 47pf 100pf 22pf mec hanical details soldering t emperature f or solder ing inf or mation see page 36 t ermination material nic k el barr ier electrical details electrical configuration c filters capacitance measurement at 1000hr point rated current 1206 300 ma dc 1806 300 ma dc t emperature rating -55c to 125c dc resistance 0.35 ohms max dielectric withstand v olta g e rated v oltage d .w .v . 50 vdc 125 vdc 100 vdc 250 vdc insulation resistance 10,000 mohm min specification cir cuit configuration c - section notes: typical performance is shown in the graph above. the actual performance will be influenced by the amount of series inductance added by the interconnections. emi chip 1206 1806 mm inches mm inches l 3.20.3 0.1260.012 4.50.35 0.1770.012 w 1.60.2 0.0630.008 1.60.2 0.0630.008 t max 1.3 0.051 1.3 0.051 l1 0.950.3 0.0370.012 1.40.3 0.0550.012 l2 0.50.25 0.0200.01 0.50.25 0.0200.01 1206 1806 c0g x7r c0g x7r 22pf 2.2nf 22pf 2.2nf 47pf 4.7nf 47pf 4.7nf 100pf 10nf/50v 100pf 10nf 220pf 22nf/50v 220pf 22nf 470pf 470pf 1.0nf 1.0nf 2.2nf 2.2nf all items are 100vdc w or king e xcept where sho wn. a v ailab le rang e l 2 l w t l 1 inser tion loss characteristics or dering inf ormation (3 t erminal chips) example: 1206 j 100 0102 m x t e01 3 terminal (c filter)
|
