ESD 保护器件
Semtech uClamp2804L

Semtech uClamp2804L

Lightning and ESD Protection for Gigabit Ethernet Interfaces


The μClamp®2804L TVS diode is specifically designed to meet the performance requirements of Gigabit Ethernet interfaces. They are designed to protect sensitive PHY chips from damage or upset due to electrostatic discharge (ESD), lightning, electrical fast transients (EFT), and cable discharge events CDE).


  • High ESD withstand Voltage: +/-30kV (Contact/Air) per IEC 61000-4-2
  • Able to withstand over 1000 ESD strikes per IEC 61000-4-2 Level 4
  • Flow-through design simplifies layout
  • Protects two line pairs
  • Low reverse current: 10nA typical (VR=2.8V)
  • Low variation in capacitance vs. bias voltage: 1.3pF Typical (VR = 0 to 2.8V)
  • Working voltage: 2.8V
  • Solid-state silicon-avalanche technology


  • 10/100/1000 Ethernet
  • Integrated magnetics/RJ-45 connectors
  • LAN/WAN Equipment
  • Security Cameras
  • Industrial Controls
  • Notebooks & Desktop Computers


  • SOIC 8-pin

Order Codes

  • uClamp2804L.TCT - Pb-Free, Halogen Free, RoHS/WEEE Compliant
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