PRINTED BOARDS AND PRINTED BOARD ASSEMBLIES - DESIGN AND USE - PART 5-6: ATTACHMENT (LAND/JOINT) CONSIDERATIONS - CHIP CARRIERS WITH J-LEADS ON FOUR SIDES
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope and object
2 Normative references
3 General information
3.1 General component description
3.2 Marking
3.3 Carrier packaging format
3.4 Process considerations
4 QFJ (square)
4.1 Introductory remark
4.2 Component description
4.3 Component dimensions
4.4 Solder joint fillet design
4.5 Land pattern dimensions
5 QFJ (rectangular)
5.1 Introductory remark
5.2 Component description
5.3 Component dimensions
5.4 Solder joint fillet design
5.5 Land pattern dimensions
Bibliography
Figures
Provides information on land pattern geometries used for the surface attachment of electronic components with J leads on four sides.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 91 |
