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Almost everything is BGA now, including RAM and data flash chips. Just bios flash chips are still often (not always) SOIC. BGA soldering is possible with more
by neop1x 5y ago
Almost everything is BGA now, including RAM and data flash chips. Just bios flash chips are still often (not always) SOIC.
BGA soldering is possible with more expensive IR or convection-based stations and a bit of skill too.
But yes, parts are often not available at all or from unreliable sources with dubious quality.
- intricatedetail 5y agoPlenty of QFN chips that die often e.g. charging chips. They are extremely easy to replace.