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| page multilayer chip lc filters sef-2012 1/2 *all specifications are subject to change without notice. features 1. effective for suppressing noise in high speed digital signal line. 2. terminal electrode has excellent solder heat resistance for soldering. 3. lead free (rohs compliance). applications 1. high resolution video signal lines. 2. emi countermeasure for clock signal lines. 3. rf module of telecommunication products. ordering information sef - 2012 - 220 - j t (1) (2) (3) (4) (5) shape and dimensions electrical parameters part no. capacitance cut-off frequency dc resistance rated current rated voltage sef-2012-050 5pf(+50/-20)% 600mhz sef-2012-080 8pf(+50/-20)% 350mhz sef-2012-220 22pf(+50/-20)% 150mhz sef-2012-330 33pf(+50/-20)% 100mhz sef-2012-151 150pf(+50/-20)% 40mhz sef-2012-221 220pf(+50/-20)% 25mhz sef-2012-471 470pf(+50/-20)% 15mhz 200 m ? max. 300 ma max. 10 vdc max. (1) series sef : chip emi filter (4) termination j : nickel barrier (2) dimensions first two digits : length( L ) last two digits : width( L ) (5) packaging b : bulk package t : tape & reel ( 178 L [ 7 inches ]) l : tape & reel ( 254 L [ 10 inches ]) (3) normal capacitance first two digits are capacitance value. last digit is the number of zeros following. unit : mm(inches) type l w t c1 c2 sef-2012- 2.0 0.2 .079 .008 1.25 0.2 .049 .008 0.8 0.2 .031 .008 0.3 0.2 [.012 .008] 0.4 0.2 [.016 .008] l t c? w c 2
page multilayer chip lc filters sef-2012 2/2 *all specifications are subject to change without notice. electrical characteristic curves attenuation measuring circuit equivalent circuit |
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