lp crystal series hc-49/us low profile metal thru-hole crystals available in 3 heights, lp49: 3.5mm, lp24: 2.5mm, lp21: 2.1m m standard specifications calibration frequency tolerance at 25 c 3 0 ppm is standard, tighter tolerances available operating temperature range (otr) 0 to +70 c is standard, but can be extended to -40 to +85 c frequency stability (fs) over otr 5 0 ppm is standard, tighter tolerances available drive level 50 m w is standard, customer may specify aging at 25 c 5 ppm per year is standard, customer may specify 1 ppm shunt capacitance 7 pf maximum pullability may be specified by customer in terms of frequency shift req uired over a certain range of load capacitance (e.g. +100 ppm from cl=12 to cl=18 pf) or as motional capaci tance ( f f ) oscillation maximum frequency range 3.200 ? 4.999 fundamental at cut 300 5.000 ? 7.999 120 3rd overtone at cut part numbering guide model (height) frequency in mhz temperature range lp49 e -- xx -- 70.0m -- in consult factory for available frequencies and specs. blank: 0 to +70 c e: - 40 to +85 c 19013 36th ave. west suite h lynnwood, wa 98036, usa consult factory for lower esr load capacitance (425) 776 - 1880, fax: (425) 776 - 2760, ple - sales@pletronics.com, www.pletronics.com 44 pl tronics, inc. mechanical: inches (mm) not to scale mode (mhz) esr (ohms) not all options available for all frequencies. a special par t number may be assigned. esr values 3lp49 ? parallel resonance in pf ( 3 10 pf) sr = series resonance options 8.000 ? 11.999 70 12.000 ? 30.000 50 25.000 ? 70.000 100 may 2002 lp49: 3.56mm lp24: 2.5mm lp21: 2.1mm 3lp49: case pin, 3.56mm due to part size and factory abilities, part marking may var y from lot to lot and may contain our part number or an inte rnal code. .140 (3.56) 3.200 mhz 70.000 mhz center lead is case ground and with 3rd case pin: 3lp49 .017 (.43) diameter .425 (10.8) max .176 (4.47) max .425 (10.8) max .176 (4.47) max .192 (4.88) lp49: .140 (3.56) lp24: .100 (2.5) lp21: .082 (2.1) .500 (12.7) min in=insulator tr=paper tape & reel pn=put on pads packaging bulk
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