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81. Flex and Rigid-Flex boards - Additional information

Additional information Flex circuit boards, Rigid-Flex circuit boards layer buildup Available technology: Flex circuit boards Available technology: Rigid-Flex circuit boards Material Data Sheets Rule

82. Flex and Rigid-Flex boards - Technical properties

Technical properties Product 3M 9077 tape Adhesive 0.05mm double-coated ultra high temperature acrylic adhesive Protective cover 0.09mm paper, heat-resistant Colour transparent Temperature Tolera

83. Flex and Rigid-Flex boards - Rigid-Flex

Rigid-Flex Scope Minimum Flex area length 4mm Distance PTH (Via) Flex area 1.5mm Distance NPTH Flex area 0.5mm

84. Flex and Rigid-Flex boards - Rigid-Flex

Rigid-Flex

85. Flex and Rigid-Flex boards - Flex

Flex < 4 layers 4-6 layers 7-8 layers min. distance copper - contour 200µm 200µm 200µm min. distance via - copper 150µm 200µm 300µm

86. Flex and Rigid-Flex boards - Layout guidelines

Layout guidelines Make track-width and –spacing within the flexible part as wide as possible At best, the transitions from wide to narrow tracks are continually rejuvenated Rasterize ground planes (a

87. Flex and Rigid-Flex boards

Dynamic Bend Semi-Dynamic Stable Bend Bending frequent max. 20x „Bend-to-Install“ Layers 1-2L recommended 1-4L recommended 1-10L possible Covering* PI Coverlay PI Coverlay or solder-stop PI Cover

88. Flex and Rigid-Flex boards

For designers of flexible circuit boards we recommend the IPC-2223 Guideline / Design guidelines for flexible circuit boards, which is available at the IPC online store or in German, at the FED webs

89. Circuit board types - Additional information

Additional information Prices from the circuit board calculator PCB pooling options Design parameters Technical options in the service overview Available PCB materials

90. Circuit board types

At Multi-CB, you can obtain various types of PCBs of the highest quality at the usual favourable prices. In addition to the industry standard ‘FR4 printed circuit boards’ according to IPC-A-600 clas