dimensions (mm) 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 in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice iso9001:2000 registered - registration number 6830/2 condition parameter symbol nominal frequency tel : 0044 (0)118 979 1238 fax : 0044 (0)118 979 1283 email : info@actcrystals.com tel : 0044 (0)118 979 1238 specification please specify -10 ~ +60c ACT90 & 91csm x fo 32.768khz frequency v temp characteristics d f/fo frequency tolerance @25c d f/fo 20ppm, 50ppm & 100ppm see drawing turnover temperature tm 25c 5c freq. temp. coefficient b (-3.5 0.8) x 10 -8 /c 2 temp storage range tstg temp operating range torp -40 ~ +85c -55 ~ +125c equivalent series resistance esr 50k ? @ 25c q' value q 40 x 10 3 min please specify shunt capacitance co 1.0pf typical motional capacitance c 1 load capacitance c l 6 ~ 12.5pf 2.1ff typical capacitance ratio g 450 typical drive level dl 1 w max - 0.1 w recommended insulation resistance ir 500m ? min @ 100v dc aging (first year) fa 5ppm max @ 25c 3c shock resistance 5ppm max (dropped 3 times from 75cm onto the ACT90 & 91are miniature surface mount watch crystal whose low power consumption makes them ideal for portable applications. their size makes them suitable for high density circuit boards or applications where space is limited and the tape and reel packaging means that they are ideal for automatic placement machines. the heart of the device is a heat resistant cylinder type crystal which gives them high stability characteristics sufficient to allow reflow soldering. reflow soldering condition tsol 230c max, 20 sec. max x 2 times issue: 7 i3 date: 16/06/05 lead free-rohs comp. lead frame material: ni/fe pad surface finish: sn/bi
3.000 piece reels materia l tape a_pet reel cardboard orientation in carrier tap e layout of tap e no components 10 cover tape leader 150mm minimum start of carrier tape bent vertically and hooked into reel slot. cover tape overla p ACT90 & 91csmx fax : 0044 (0)118 979 1283 email : info@actcrystals.com in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice iso9001:2000 registered - registration number 6830/2 for quotations or further information please contact us at: 3 the business centre, molly millars lane, wokingham, berkshire, rg41 2ey, uk tel : 0044 (0)118 979 1238 fax : 0044 (0)118 979 1283 email : info@actcrystals.com http://www.actcrystals.com issue: 7 i3 date: 16/06/05
peel strength reel dimensions (mm) tel : 0044 (0)118 979 1238 fax : 0044 (0)118 979 1283 email : info@actcrystals.com in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice iso9001:2000 registered - registration number 6830/2 for quotations or further information please contact us at: 3 the business centre, molly millars lane, wokingham, berkshire, rg41 2ey, uk ACT90/91c tape & reeling specification cont'd using method below the force to start the tape peeling with a pull speed of 30010 mm/min shall be 0.1~1.3n. http://www.actcrystals.com issue: 7 i3 date: 16/0605
carrier tape dimensions (mm) temperatures are pcb temperatures. ACT90/91c tape & reeling specification cont'd ACT90/91 reflow soldering profile 3 the business centre, molly millars lane, wokingham, berkshire, rg41 2ey, uk http://www.actcrystals.com in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice iso9001:2000 registered - registration number 6830/2 for quotations or further information please contact us at: issue: 7/i3 date16/06/05
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