Printed Circuit Board Assembly & PCB Design SMT Electronics Assembly Manufacturing Forum

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Solder touches the body of a plastic bodied,SOICs SOT,ok?

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Solder touches the body of a plastic bodied,SOICs SOT,ok? | 1 May, 2008

what is the main concern about this reqirement? Why IPC-A-610c is revsised to this? IPC-A-610c said it is a defect.Solder touches the body of a plastic bodied component, eg SOICs and SOTs. But D version think it is acceptable. WHY? I thought "plastic" will be affected by this more sensetive. what do you think? Acceptable - Class 1 Defect – Class 2,3 ‧ Solder touches the body of a plastic bodied component, except for SOICs and SOTs. ‧ Solder touches the body of a ceramic, alumina or metal bodied component. ‧ Solder content in the lead form (bend radius) contacts the seal of and impedes stress relief provisions for ceramic,

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