dielectric laboratories inc. 2777 route 20 east, cazenovia, ny 13035 phone: 315-655-8710 fax: 315-655-8179 email: sales@dilabs.com web: http://www.dilabs.com quality systems as9100, iso 9001 and environmental system iso 14001 certified 1 ? of ? 4 ? ? ? milli-cap ? ? ? the ?ideal? smt capacitor ? benefits: functional applications: ? 0201, 0402, 0502 and 0602 footprints ? increased usable bandwidth ? ultra high series resonance ? low loss, high q ? matching filter applications ? test equipment ? photonics ? sonet part number identification p 42 cg 1r5 c 5 s t ? ? ? ? figure 1 p21 (0201) outline ? ? figure 2 p42 (0402), p02 (0502) and p62 (0602) outline ? drawings are not to scale. v oltage rating 5 = 50vdc ? capacitance tolerance packaging termination capacitance material case size product p = milli-cap ?
milli-cap ? ? july 8, 2010 ? dielectric laboratories inc. 2777 route 20 east, cazenovia, ny 13035 phone: 315-655-8710 fax: 315-655-8179 email: sales@dilabs.com web: http://www.dilabs.com quality systems as9100, iso 9001 and environmental system iso 14001 certified 2 ? of ? 4 ? ? case sizes and ce ramic materials case size definitions case size code figure dim ?a? dim ?b? max dim ?c? max 21 (0201) 1 see capacitance range tables 0.024? 0.010? 42 (0402) 2 0.044? 0.020? 02 (0502) 2 0.054? 0.025? 62 (0602) 2 0.064? 0.030? ? ceramic material options dli material code temperature coefficient of capacitance (-55c to 125c) 1 mhz maximum dissipation factor 25c insulation resistance cf 0 15 ppm/c 0.60% >10 6 cd -20 15 ppm/c 0.15% >10 6 cg 0 30 ppm/c 0.70% >10 6 nr -1500 500 ppm/c 0.25% >10 6 nv -4700 1000 ppm/c 1.20% >10 6 bn 15% 3.0% >10 5 ? capacitance and tolerance capacitance code definition first two digits (if no ?r? is present) capacitance (pf) third digit 10 x multiplier ?r? decimal point examples: 121 = 120 pf (12 x 10 1 ) 120 = 12 pf (12 x 10 0 ) 1r2 = 1.2 pf r12 = 0.12 pf ? capacitance tolerance options code description capacitance range a 0.05 pf 0.5 pf b 0.1 pf 1.0 pf c 0.25 pf 2.5 pf k 10% > 2.5 pf m 20% all with ?bn? material ? ? available capacitance ranges capacitance ranges for p21 (0201) case size (figure 1) material capacitance range (pf) dim ?a? cf 0.2 ? 0.5 0.006? (+ .001?, -.002?) cd 0.5 ? 0.8 0.006? (+ .001?, -.002?) cg 0.6 ? 1.5 0.006? (+ .001?, -.002?) nr 1.3 ? 3.9 0.006? (+ .001?, -.002?) nv 7.5 ? 15 0.006? (+ .001?, -.002?) bn 36 ? 82 0.006? ( .001?) ? capacitance ranges for p42 (0402), p02 (0502) and p62 (0602) case sizes (figure 2) material material capacitance range (pf) dim ?a? and maximum capacitance (pf) 0.006? (+.001?, -.002?) 0.008? ( .001?) 0.010? ( .001?) cf 0.2 ? 0.5 0.5 0.3 0.2 cd 0.5 ? 0.8 0.8 0.5 n/a cg 0.6 ? 1.5 1.5 0.8 0.6 nr 1.3 ? 3.9 3.9 2.2 1.3 nv 7.5 ? 15 15 10 7.5 bn 36 ? 82 82 57 39 ? ?
milli-cap ? ? july 8, 2010 ? dielectric laboratories inc. 2777 route 20 east, cazenovia, ny 13035 phone: 315-655-8710 fax: 315-655-8179 email: sales@dilabs.com web: http://www.dilabs.com quality systems as9100, iso 9001 and environmental system iso 14001 certified 3 ? of ? 4 ? ? termination finish and reco mmended attachment methods termination finish code description s 7.5 5? au over 50? minimum ni recommended attachment materials: ? conductive epoxy (epo tek ? h20e, ablebond ? 84-1 lmi, etc.) ? solder (sn62, sn63, etc.) ? recommended attachment to soft or hard substrate using conductive epoxy: ? recommended micro strip layout: ? attachment method 1. place a single drop of conductive epoxy onto each micro-strip as illust rated; the edge of the epoxy shall be at least .003?- .004? back from the edge of the trace to prevent filling the gap with epoxy. 2. centering the termination gap of the capacitor within the gap in the mi cro strip, press with careful, even pressure onto the micro strip ensuring the termi nations make good contact with the epoxy drops. 3. cure according to the epoxy manufacturer?s pr eferred schedule ? typically 125c to 150c max. 4. after curing, inspect joint for epoxy shorts across t he termination and micro strip gaps that would cause a short across the cap. isopropanol, and methanol are both safe to use to pre clean milli-caps ? they are not to be used after mounting with conductive epoxy as they act as a solvent! distance from trace edge: .003? - .004? ideal micro strip width: .020? - .025? (.012? - .015? for p21) gap: .015? - .020? (.008? - .010? for p21) epoxy diameter: .010 - .015? (.005? - .008? for p21) epoxy thickness: .003? - .005?
milli-cap ? ? july 8, 2010 ? dielectric laboratories inc. 2777 route 20 east, cazenovia, ny 13035 phone: 315-655-8710 fax: 315-655-8179 email: sales@dilabs.com web: http://www.dilabs.com quality systems as9100, iso 9001 and environmental system iso 14001 certified 4 ? of ? 4 ? ? recommended attachment methods (continued) ? recommended attachment to soft or hard substrate using solder: ? recommended micro strip layout: ? attachment method 1. place a single drop of solder pa ste onto each micro-strip as illustrated; the edge of the epoxy shall be at least .001?- .002? back from the edge of the trace to prevent filling the gap with solder. 2. centering the termination gap of the capacitor within the gap in the mi cro strip, press with careful, even pressure onto the micro strip ensuring the terminations make good contact with the drops of solder paste. 3. reflow according to the solder manufacturer?s pref erred profile, ensuring the reflow temperature does not exceed 250c. 4. after the reflow step is completed, inspect joint fo r voids or excess flux and non-reflowed solder balls that can degrade performance or cause sh orts across the gaps. proper cleani ng after the reflow process is crucial to avoiding performance degradation and discovering poor solder joints. isopropanol, and methanol are both safe to use with soldered milli-caps ? . packaging packaging options code description blank generic waffle pack t tape and reel, 7? reel, 100pc minimum, 5,000pc maximum (consult with a sales representative for availability) s customer specified (drawing required, tooling charges may apply) distance from trace edge: .001? - .002? ideal micro strip width: .020? - .025? (.012? - .015? for p21) gap: .015? - .020? (.008? - .010? for p21) solder diameter: .020 - .025? (.010? - .015? for p21) solder thickness: .004? - .006?
|
