R5K and R5K3


  • Small surface mount type corresponding to reflow solder.
  • High impulse current capacity: 8/20µs-5,000A.
  • Quick response for surge.
  • Excellent insulation resistance and small capacitance of 1.0pF maximum.
  • Recommendation of ITU-T conformity.


  • Home gateway equipment
  • Telephones
  • PBX systems
  • Wireless base stations
  • Optical and CATV transmission equipment
  • Fire alarms
  • Home security systems

Electrical Specifications

Impulse Life Test
8/20µs, 100A
300 times

Impulse Current Capacity
8/20µs, 5,000A
Positive/Negative 5 times

Impulse Withstanding Voltage Capacity
10/700µs 15,000V (R=25Ω)
Positive/Negative 5 times

P=Tolerance ±20%
Q=Tolerance ±30%

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