tel: 0044 (0)118 979 1238 fax: 0044 (0)118 979 1283 e-mail: info@actcrystals.com act200a - prefered product. parameter symbol specification condition nominal frequency fo 32.768khz frequency tolerance ?f/fo 20 ppm ( 5 ppm option ) @25c frequency v temp characteristics ?f/fo see drawing - 10 ~ + 60c turnover temperature tm 25 c 5 c freq. temp. coefficient - 0 . 04 ppm / c 2 temp operating range topr - 40 ~ + 85c temp storage range tstg - 55 ~ + 125c equivalent series resistance esr 50k ? max @25c shunt capacitance co 0.9pf typical load capacitance c l please specify motional capacitance c 1 1.8ff typical capacitance ratio 450 typical drive level dl 1 w max insulation resistance ir 500m ? min @ dc 100 v 15v aging (first year) fa 3 ppm max 25 c 3 c issue 3 e2 date 31-05-2012 http://www.actcrystals.com please note that all parameters can not necessarily be specified in the same device iso9001:2000 registered for quotations or further information please contact us at: customer to specify: load capacitance in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice specification 12.5pf & 6.0pf the act200a is a miniature smd watch crystal with excellent low power consumption, making it ideal for portable applications. its small footprint makes it suitable for high density circuit boards and applications where pcb space is limited. the tape and reel packaging means that it is ideal for automatic placement machines (loose product is also available). the heart of the device is a heat resistant precision tuning fork, cylinder type, crystal which provides for good stability characteristics, sufficient to allow reflow soldering. applications include: clock, sub clock, small communications devices, microcomputer etc. 3 the business centre, molly millars lane, wokingham, berkshire, rg41 2ey, uk do not connect ~ 2 and ~ 3 to external device. metal may be exposed on the top or bottom surface of this product. this will not effect any quality, reliability or electrical specifications.
act200a tape and reel specification standard reel quantity 3000 pieces per reel issue 3 e2 date 31-05-2012 for quotations or further information please contact us at: 3 the business centre, molly millars lane, wokingham, berkshire, rg41 2ey, uk http://www.actcrystals.com iso9001:2000 registered in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice tel : 0044 (0) 118 979 1238 fax : 0044 (0) 118 979 1283 email : info@actcrystals.com soldering of smd watch crystals reflow oven should be set up to emulate or better the maximum reflow profile shown in the diagram below. note it is just as important to conform to the times given as well as the temperatures. a ? b ? w a b c d 330 80 or 100 17.5 8 9.25 16 2.7 reel tape dimensions (mm)
example : ek 0 0 0 0 3 g i - pf (act200a) (32.768khz ) ( 20ppm ) (-40+85) (rohs) package l = loose d = 3k reel - pf n 6 h 12.5 code a g ( std ) i -40+85 notes : 1) 2) 3) stability over operating temperature ( oc ) please refer to the data . issue 3 e2 date 31-05-2012 frequency to 999.9999khz 1st five digits of frequency ( see available frequency range on data sheet. ) load capacitance ( pf or series resonance) rohs comp' example act watch crystals ( 32.768khz ) - part numbering & commodity code h d (12.5pf) (3k reel ) nb: it is important to suffix the above part number with the full frequency required to give a completed part number as illustrated below 00003 = 32.768khz ( only 32.768khz ) 3 the business centre, molly millars lane, wokingham, berkshire, rg41 2ey, united kingdom other tolerances, cl's and other operating temperature ranges may be available. operating temperature range ( oc ) full example part number ek0003gihd-pf 32.768khz commodity code 854160 00 00 http:www.actcrystals.com iso9001 registered act are always happy to consider truly custom specification parts which may require non-standard specification parameters, specific testing, customer requested aql requirements, non standard packaging or taping and reeling and custom marking. ( moq dependent ) such devices would normally be allocated a custom specification ( an act200a device may have a part number such as ek00003c- c1101-pf) tolerance ( pm ) @ 25oc ppm 5 20 for quotations or further information please contact us at: device series code 200 a = ek
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