Flat Pack IC
Unsoldering braid
Soldering iron
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2
5
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2
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Soldering iron
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Hot air blower
Pull up gently
to remove
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Sharp iron
Solid mounting point
Iron wire
... or soldering iron
4
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2
<
' + ' Q
Solder
removing
device
Control µP
Pin 91
Pin 90
# " 1
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3 '
" $
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Example
Pin 1 on Flat Pack IC is market by a " ".
# " 1
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PCB