HC-49/US Crystal

HC-49S插件谐振器

FEATURE
● Resistance weld seal.
● A resistance weld completely sealed type. 
● The tight frequency stability.
● Low cost.
● Versatile.
● Pb-free and RoHS/Green compliant.
APPLICATIONS
● Ideally suited designed for Set-Top Box/Multimedia,modems,clock/VCXO multiplier,network adapter cards and remote control devices.

●Electrical Specifications 电气参数
型号 Holder Type  HC - 49U/S
频率范围 Frequency Range  3.200 to 100.000 MHZ ※(See Notes 1)
调整频差 Frequency Tolerance(△F)(at25°C) ±10ppm to ±30ppm
温度频差 Frequency Drift  ±10ppm to ±30ppm※(See Notes 2)
工作温度范围 Operating Temperature Range  -20°C - +70°C / -40°C - +85°C
储存温度范围 Storage Temperature Range     -40°C - +85°C/-55°C - +125°C
老化 Aging(25°C) ±3ppm/ year Maximum
静电容 Shunt Capacitance(C0)  7pF maximum
激励功率 Drive Level 100μW Typical
绝缘阻抗  Insulaton Resistance(Rs)  500 Megaohms Minimum at D.C100V
※Notes 1:For 2.5mm height,lowest frequency is 10 MHZ. For 2.8mm height,lowest frequency is 6 MHZ.
※Notes 2: ±10，±20，±30ppm (-20°C to +70°C)
           ±20，±30，±50ppm (-40°C to +85°C) or depends on customer

●Equivalent Series Resistance and Mode of Operation等效阻抗和振荡模式
Frequency Range 频率范围             ESR(Ω)等效阻抗                   Mode 振荡模式
3.200 ≤ f < 3.579 MHZ                  250Max                        基频Fundamental
3.579 ≤ f < 4.000 MHZ                  150Max                         Fundamental
4.000 ≤ f < 5.000 MHZ                  120Max                         Fundamental
5.000 ≤ f < 6.000 MHZ                  100Max                         Fundamental
6.000 ≤ f < 7.000 MHZ                  80Max                          Fundamental
7.000 ≤ f < 10.000 MHZ                 60Max                          Fundamental
10.000 ≤ f <14.000 MHZ                 50Max                          Fundamental
14.000 ≤ f < 20.000 MHZ                40Max                          Fundamental
20.000 ≤ f < 48.000 MHZ                30/40(BT cut)Max               Fundamental
35.000 ≤ f < 40.000 MHZ                100Max                     三次泛音Third Overtone
40.000 ≤ f < 100.000 MHZ               80Max                          Third Overtone  

HC-49S插件谐振器
      插件型封装是区别于贴片晶振另外一种封装方式，在PCB板中对封装、稳定性、自动化匹配要求不高的情况下,可以提供更多服务空间，产品广泛应用于网络通信、物联网以及消费类电子产品等应用场景。