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Homepage>BS Standards>31 ELECTRONICS>31.180 Printed circuits and boards>BS EN 61188-5-4:2007 Printed boards and printed board assemblies. Design and use Attachments (land/joint) considerations. Components with J leads on two sides
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immediate downloadReleased: 2007-12-31
BS EN 61188-5-4:2007 Printed boards and printed board assemblies. Design and use Attachments (land/joint) considerations. Components with J leads on two sides

BS EN 61188-5-4:2007

Printed boards and printed board assemblies. Design and use Attachments (land/joint) considerations. Components with J leads on two sides

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Standard number:BS EN 61188-5-4:2007
Pages:18
Released:2007-12-31
ISBN:978 0 580 59957 6
Status:Standard
DESCRIPTION

BS EN 61188-5-4:2007


This standard BS EN 61188-5-4:2007 Printed boards and printed board assemblies. Design and use is classified in these ICS categories:
  • 31.180 Printed circuits and boards
IEC 61188-5-4:2007 provides the component and land pattern dimensions for small outline integrated circuits with "J" leads on two sides (SOJ components) used in the reflow soldering process. Basic construction of the SOJ device is also covered. Clause 4 lists the tolerances and target solder joint dimensions used to arrive at the land pattern dimensions.
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