Diodes Incorporated
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Seam Sealed SMD

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Product Description

The 4-pad FH Series seam seal devices in corporate a sub-miniature AT-cut crystal resonator housed in a standard 2.5 x 2.0mm ceramic package. These com pact crystals are ideal for surface mounting in densely pop u lat ed or small form-factor PCB applications.


  • Rugged AT-cut crystal construction
  • Miniature 2.5 x 2.0mm ceramic package
  • Available on tape & reel; 8mm tape, 3000 units per reel
  • Pb-free and RoHS/Green compliant


  • Portable / Hand-held PCs
  • PCMCIA Cards
  • Notebook PC
  • Bluetooth
  • Wireless LAN
  • UWB
  • ZigBee
  • USB
  • GPS
  • HDD

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Standard
ProductSeries FH
Family Crystal
Legacy PN NKS2
Freq Range (MHz) 12 to 66
Package Type Ceramic Seam
Package Size (mm) 2.5 x 2.0 x 0.6
Pads 4
NotRecommended 0

Technical Documents

Recommended Soldering Techniques


Additional Technical Documents are available upon request:
Application information, Evaluation board, and Other technical documents

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