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LM22670 与LM22670-Q具体区别

Other Parts Discussed in Thread: LM22670

最近在使用LM22670芯片,有一个小小问题想要请教。

       LM22670与LM22670Q的各项参数都是一致的,其中区别貌似只有rating,Catalog和AUTOMOTIVE-Q100,AUTOMOTIVE-Q100应该是通过AEC Q100认证,Catalog应该是TI公司自己的认证标准。不知道是不是这么理解?

     另外这两种标准的区别在哪里?LM22670 与LM22670-Q这两款芯片到底差异在哪里?  谢谢!