The same roll of material has two appearances, one is R angle and the other is right angle. Is this normal?There are also two kinds of wafers, one with logo and the other without logo.?
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您好,
注塑工具有很多种,不同的注塑单元通过不同的注塑工具进行加工。因此,即使在相同LTC和同一条编带的产品上,其外观也可能不同。确认是否为正品最根本的方法是确认产品进货渠道来源是否为TI,不建议从外观判断是因为其他盗版 IC 生产商能够仿制它。
关于logo的问题,建议您请按照以下方式联系客户支持部门,会有客服为您提供帮助。
关于质量问题,请您查阅客户退货流程:https://www.ti.com.cn/zh-cn/support-quality/additional-information/customer-returns.html