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这款4.7英寸iPhone于2014年9月19日发布,是iPhone 6 Plus的缩小版。

Temperature to remove IC

Hi there!

What’s the best temperature in celsius degrees to remove the Wi-Fi IC and, after that, solder the new one?

Thank you!

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There isn’t a set recipe for doing micro-BGA work with a hot air station. Everyone develops their own style and methods based on the station they have and whether or not the temperature is actually calibrated or not. Generally speaking, I use 380C on my hot air station (Hakko FR810) and I adapt the time spent heating a component to the type of IC I am working on, the proximity to sensitive or critical IC’s, the possibility of underfill and component density surrounding the IC in question.

I would certainly start wth a lower temperature setting to pick at the underfill and then work on removing the IC at a higher temperature.

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Understood!

I'll try something around 380ºC because I think that my soldering station isn't calibrated yet (Yaxun 881d), but first I'll start with a lower temperature.

Thank you!

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360C to 380C is the temperature most often seen in the repair community.

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ryanlameiro 将永远感激不已
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