ESD Protection
  • RClamp0521Z
  • Ultra Small RClamp® 1-Line ESD protection
  • RClamp0531Z
  • Ultra Small RClamp® 1-Line ESD protection
  • Rclamp0542Z
  • Ultra Small RClamp® 2-Line 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 LCDA12C-8

Semtech LCDA12C-8

12 V Low-Capacitance, 8-Line TVS Array

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The LCDAxxC-8 has been specifically designed to protect sensitive components which are connected to data and transmission lines from over voltages caused by electrostatic discharge (ESD), electrical fast transients (EFT), and lightning.


  • 12 V 15 V operating voltage
  • Protects eight I/O lines
  • Transient protection for high-speed data lines to
    • IEC 61000-4-2 (ESD) ± 15 kV (air), ± 8 kV (contact)
    • IEC 61000-4-4 (EFT) 40 A (5/50 ns)
    • IEC 61000-4-5 (Lightning) 0.5 kV, 12 A (8/20 µs)
  • Low capacitance for high-speed interfaces
  • High surge capability
  • Low clamping voltage
  • Solid-state silicon-avalanche technology


  • Multi-mode transceiver protection
  • WAN equipment:
    • CSU/DSU
    • Multiplexers
    • Routers
    • ISP equipment
    • Customer premise equipment
  • Protection for any of the following interfaces:
    • RS-232 (V.28)
    • RS-422 (V.11, X.21)
    • RS-449 (V.11/V.10)



Order Codes

  • LCDA12C-8.TBT: Lead-free, RoHS and WEEE compliant, 500 pcs. Tape & Reel
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