Tech Tips

Soldering QFP

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Soldering QFP

Drag soldering and Point soldering are suitable for soldering QFP.

[ Drag soldering ]
Drag soldering

Many kinds of tip shapes are suitable for drag soldering, which is one of soldering techniques to put the tip end to the leads and drag it slowly.
Drag soldering

[ Point soldering ]
Point soldering

Shape D is recommended for point soldering, the leads one by one.
Point soldering