QT3C-32.768KDZB-T

QT3C kHz Crystal Fuel The Digital World Features ● ● ● ● Applications Frequency range : 32.768 kHz SMD : Ceramic package External dimensions (mm) L : 3.2 x W : 1.5 x H : 0.75 RoHS compliant & Pb free ● ● ● ● Small mobile devices Communication devices Consumer products Commercial & industrial applications Electrical Characteristics Item Nominal Frequency Frequency Tolerance Load Capacitance Symbol QT3C f0 32.768 kHz ∆f/f0 ±10ppm, ±20ppm CL 6pF, 7pF, 9pF, 12.5pF Conditions at 25°C -40°C ~ +85°C Operating Temperature Range TOTR -40°C ~ +125°C TSTR -55°C ~ +125°C Turnover Temperature TM 25°C ± 5°C Temperature Coefficient β -0.04 ppm/°C2 Max. Motional Capacitance C1 3.1 fF Typ. Motional Resistance (ESR) R1 70 kΩ Max. Drive Level DL 0.1μW Typ. / 1.0μW Max. ∆f/f0 ±3 ppm Max. C0 1.0 pF Typ. Storage Temperature Range Aging Shunt Capacitance at 25°C at 25°C ± 3°C, first year Dimensions (Unit: mm) Rev. 1.05 Page 1 www.qstproducts.com QT3C kHz Crystal Fuel The Digital World Ordering Information QT3C - 32.768K D Z F - T Frequency Tolerance (at 25°C) D E Packaging Method T ± 20 ppm ± 10 ppm Tape & Reel Load Capacitance Operating Temperature Range Z W -40°C ~ +85°C -40°C ~ +125°C B Y C F 6 pF 7 pF 9 pF 12.5 pF Packing W W1 Ao = 1.8 ± 0.10 mm Bo = 3.5 ± 0.10 mm Ko = 1.0 ± 0.10 mm L1 L (Unit: mm) Reflow Profile Total time : Max. 200 sec. Solder melting point : 220°C Rev. 1.05 Page 2 www.qstproducts.com