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会员年限:16年
HC-49SMD 贴片2P | |||
请点击您需要的参数一起加到购物车,找不到您需要的请联系客服 | |||
标准频率 | 负载电容 | 频率偏差 | 点击购买 |
3.6864MHZ | 20PF | 20PPM | rel="nofollow" Buy |
4MHZ | 20PF | 20PPM | rel="nofollow" Buy |
6MHZ | 20PF | 20PPM | rel="nofollow" Buy |
7.3728MHZ | 20PF | 20PPM | rel="nofollow" Buy |
8MHZ | 20PF | 20PPM | rel="nofollow" Buy |
10MHZ | 20PF | 20PPM | rel="nofollow" Buy |
11.0592MHZ | 20PF | 20PPM | rel="nofollow" Buy |
12MHZ | 20PF | 20PPM | rel="nofollow" Buy |
13.560MHZ | 20PF | 20PPM | rel="nofollow" Buy |
16.384MHZ | 20PF | 20PPM | rel="nofollow" Buy |
20MHZ | 20PF | 20PPM | rel="nofollow" Buy |
22.1184MHZ | 20PF | 20PPM | rel="nofollow" Buy |
24.576MHZ | 20PF | 20PPM | rel="nofollow" Buy |
24MHZ | 20PF | 20PPM | rel="nofollow" Buy |
25MHZ | 20PF | 20PPM | rel="nofollow" Buy |
26MHZ | 20PF | 20PPM | rel="nofollow" Buy |
27.120MHZ | 20PF | 20PPM | rel="nofollow" Buy |
27MHZ | 20PF | 20PPM | rel="nofollow" Buy |
28.6363MHZ | 20PF | 20PPM | rel="nofollow" Buy |
30MHZ | 20PF | 20PPM | rel="nofollow" Buy |
32MHZ | 20PF | 20PPM | rel="nofollow" Buy |
如您需要购买同类别的其他系列产品,请点击以下链接 | ||
产品型号 | 产品规格 | 点击购买 |
HC-49US | 11.5x4.5x3.68mm | rel="nofollow" Buy |
HC-49SMD | 11.4x4.8x3.8mm | rel="nofollow" Buy |
HC-49UM | 11.05x4.65x13.46mm | rel="nofollow" Buy |
YSX321SL | 3225 4P | rel="nofollow" Buy |
YSX530GA | 5032 2P | rel="nofollow" Buy |
YSX531SL | 5032 4P | rel="nofollow" Buy |
YT-26 | 2060 2P | rel="nofollow" Buy |
YT-38 | 3080 2P | rel="nofollow" Buy |
R315 | D11,F11,TO39 | rel="nofollow" Buy |
R433 | D11,F11,TO39 | rel="nofollow" Buy |
首先了解以下几点因素:
1.不起振的不良数量和不良状况;
2.客户如何确认晶振不起振的(是否用的测试仪器250B 示波器 频谱仪检测或有做物料的交叉验证确认的不良);
3.无源的负载电容值是否和晶体谐振器匹配及电路设计是否满足晶振本身的工作要求;
4.客户的焊接方式:SMT贴装还是手工焊接,是否存在高温焊接的造成不良的风险(高温可能造成晶振自身的内阻失效导致晶振不起振;回流焊温度265℃,焊接时间不超过10S。)
5.是否存在共振的风险,(超声波焊接及清洗等条件)无源的晶振在共振的环境下容易造成晶片断裂。
6.在以上的问题基本确认后,可要求客户将不良样品寄回公司做的质检。