X252024MOB4SI

CRYSTAL UNIT YSX221SL Applications Small Size Features ‧SmartWearable ‧Dimensions:2.55 x 2.05 x 0.55 mm. ‧High precision and high frequency stability. IOT Communication. ‧Standard Frequency: 12~54MHz ‧Excellent heat resistance and environmental characteristics. Specifications Standard Frequency 12~54 MHz Vibration Mode AT Fundamental Load Capacitance 8pF,10pF,20pF,or specify Frequency Tolerance (at 25 ) ±10ppm,±20ppm,or specify Frequency Versus Temperature Characteristics Operating Temperature ±20ppm,or specify -20~+70℃，-40~+85℃，or specify Storage Temperature -40~+85℃ or specify Shunt Capacitance 3 pF Max. Level of Drive 1~200μWMax.(100uW typical) Aging (at 25 ℃ ) ±3ppm/year Max. Equivalent Series Resistance(ESR) 12 ~ 14 MHz 14 ~ 30 MHz 30 ~ 48 MHz 48 ~ 54 MHz Fundamental Dimensions and Patterns [unit:mm] 150 Ω Max. 100 Ω Max. 60 Ω Max. 50 Ω Max. Package Size – Dimensions (Unit: mm) www.yxc.hk 第1页共2页 CRYSTAL UNIT YSX221SL Small Size 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 SMD-2520 180±2.0 8.0±0.3 2.70±0.1 2.25±0.1 4.0±0.1 1.05±0.1 61.0±1.0 8.0±1.0 3000 pcs per reel www.yxc.hk 第2页共2页