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FR406BC

High Performance Epoxy Laminate for Buried Capacitance

FR406BC is a high performance, FR-4 laminate system engineered to meet the high reliability demands of high density, embedded capacitance applications. FR406BC provides the processing ease of an FR-4 material while offering outstanding dimensional consistency and thickness tolerance. The performance attributes of FR406BC makes it ideal for high density, high layer count and critical impedance applications.

Performance and Processing Advantages

• High Tg - 170 degrees C (DSC)
  Superior performance through multiple thermal excursions
  Superior chemical and thermal resistance
  Lower CTE from ambient to 288 degrees C
• Tight Thickness ToleranceSuperior thickness tolerance capability for consistent controlled impedance
• Consistent Dimensional StabilityRepeatable and reliable movement for critical high layer count applications

Purchasing Information

• Industry Approvals
  IPC 4101C / 24, /26, /28
  UL Recognized - FR-4, File Number E41625
  (Part of Isola's FR-4 Family)
• Availability
  Thickness: 0.002" [.05 mm]
  Available in sheet or panel form
  Copper Foil Cladding: Grade 3 (HTE)
  Foil Options: Double treat, reverse treat
  Glass Styles: 106

NOTE: The use of this product for Buried Capacitance applications is licensed by Sanmina Corp.