ESD Protection
  • RClamp0531Z
  • Ultra Small RClamp® 1-Line ESD protection
  • Rclamp0542Z
  • Ultra Small RClamp® 2-Line ESD Protection
  • RClamp0542ZA
  • Femto Farad RailClamp® 2-Line, 300fF ESD Protection
  • RClamp0552T
  • Ultra Low Cap, 2 Line, Bidirectional ESD Protection
  • RClamp0564P
  • Femto Farad RailClamp® 4-Line, 170fF ESD Protection
  • RClamp1255P
  • Low Capacitance RClamp® Surge Protection for uUSB Interfaces
  • RClamp1521PQ
  • Ultra-Low Capacitance 1-Line ESD Protection
  • RClamp1821Z
  • Ultra Small RailClamp® 1-Line ESD protection
Semtech RClamp0521Z

Semtech RClamp0521Z

Ultra Small RClamp® 1-Line ESD protection

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RailClamp® TVS arrays are ultra low capacitance ESD protection devices designed to protect high speed data interfaces.


  • High ESD withstand Voltage: +/-17kV (Contact) and
  • +/- 25kV (Air) per IEC 61000-4-2
  • Able to withstand over 1000 ESD strikes per IEC 61000-4-2 Level 4
  • Ultra-small 0201 package
  • Protects one high-speed data line
  • Low reverse current: <10nA typical (VR=5V)
  • Working voltage: +/- 5V
  • Low capacitance: 0.35pF typical
  • Dynamic resistance: 0.90 Ohms (Typ)
  • Solid-state silicon-avalanche technology


  • HDMI 1.3 and HDMI 1.4
  • USB 2.0
  • MHL
  • LVDS InterfacesFM Antenna
  • PCI Express
  • eSATA Interfaces


  • SLP0603P2X3

Order Codes

  • RClamp0521Z.TNT - Pb-Free, Halogen Free, RoHS/WEEE Compliant
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