X49SM12MSB2SI

CRYSTAL UNIT HC-49SMD/SSMD Applications Features ‧Industrial Control Consumers . ‧Dimensions:49SMD:11.5 x 4.80 x3.8 mm. 49SSMD:11.5 x 4.80 x3.0 mm. ‧Surface mount type crystal units. ‧A great number of standard frequencie ‧Frequency range:3.2768~64MHz Specifications Standard Frequency 3.2768~64 MHz Vibration Mode AT Fundamental 12pF,20pF,or specify Load Capacitance ±10ppm,±20ppm,or specify Frequency Tolerance (at 25 ) ±20ppm,or specify Frequency Versus Temperature Characteristics -20~+70℃，-40~+85℃，or specify Operating Temperature -40~+85℃ or specify Storage Temperature 7 pF Max. Shunt Capacitance 1~500μWMax.(100uW typical) Level of Drive ±3ppm/year Max. Aging (at 25 ℃ ) Equivalent Series Resistance(ESR) 3.2768 ~ 4MHz 4 ~ 5MHz 5 ~ 6 MHz 180 Ω Max. 120 Ω Max. 100 Ω Max. 20 ~ 25 MHz 100 Ω Max. Fundamental 3rd Overtone 6 ~ 17 MHz 7 ~ 10 MHz 10 ~ 27MHz 80 Ω Max. 60 Ω Max. 40 Ω Max. 25 ~ 64 MHz 80 Ω Max. Dimensions and Patterns [unit:mm] Package Size – Dimensions (Unit: mm) www.yxc.hk 第1页共2页 CRYSTAL UNIT HC-49SMD/SSMD Reflow Soldering Profile Temperature Pre Heating Temperature Tp1 ~ Tp2 = + 170 °C Heating Temperature TMlt = + 220 °C Peek Temperature TMax. = + 260 °C +260℃ TMax. +220℃ Tmlt Point of measuring In case of Solder ability Terminal. In case of Resistance to soldering heat Surface. Tp2 Tp1 35s 100s t(time) Taping Specification(Unit: mm) Size A B C D E F G H 49SMD 330±2.0 24.0±0.3 11.90±0.1 5.00±0.1 8.0±0.1 4.25±0.2 100.0±1.0 24.5±1.0 49SSMD 330±2.0 24.0±0.3 11.80±0.1 5.00±0.1 8.0±0.1 3.50±0.2 100.0±1.0 24.5±1.0 1000 pcs per reel www.yxc.hk 第2页共2页