石英晶体谐振器 QUARTZ CRYSTAL UNITS HC-49U

外形尺寸 DIMENSIONS in mm


電氣參數 ELECTRICAL SPECIFACATIONS

標稱頻率 Frequency Range 1.800MHz to 150.000MHz
調整頻差 Frequency Tolerance(at 25℃) ±30ppm(Standard) or please specity
溫度頻差 Frequency Stability Over Operating Temperature Range ±30ppm(Standard) or please specify
溫度範圍 Operating Temperature Range -20℃ to 70℃(Standard) or please specify
老化率 Aging(at 25℃) ±5ppm/year Max
貯存溫度 Storage Termperature Range -40℃ to 85℃
靜電容 Shunt Capacitance 7PF Max
激勵功率 Drive Level 1mwatts Max
負載電容 Load Capacitance(CL) Customer Assign
等效電阻 ESR 1.80 ~ 3.00MHz (FUND)  300 ~ 150Ω
3.00 ~ 3.50MHz (FUND)  150 ~ 100Ω
3.50 ~ 4.00MHz (FUND)  100 ~ 60Ω
4.00 ~ 8.00MHz (FUND)  60 ~ 40Ω
8.00 ~ 12.0MHz (FUND)  30 ~ 25Ω
12.0 ~ 28.0MHz (FUND)  25Ω
20.0 ~ 35.0MHz (BT)   25Ω
>21.0MHz    (3rd)  40Ω