Littelfuse Xtreme Series Radial Leaded Varistors

Littelfuse Xtreme Series Radial Leaded Varistors handle high surge energy and multiple surge pulses. These components operate reliably at temperatures up to 125°C. The series includes six disc sizes: 5mm, 7mm, 10mm, 11mm, 14mm, and 20mm. The voltage range covers 130VAC to 680VAC and 170VDC to 895VDC. These varistors suit home appliances, LED drivers, power supplies, SPDs, GFCIs, smart meters, and security systems.

Features

  • -40 to +125°C operating ambient temperature range
  • -40 to +150°C storage temperature range
  • 2ms or 10/1000μs 1x pulse rated energy of 9.5J to 880J
  • 125°C high operating temperature
  • 130VAC to 680VAC voltage range (MCOV)
  • 170VDC to 895VDC voltage range (MCOV)
  • 1000MΩ coating insulation resistance
  • 1200A to 15000A maximum peak current (8/20 μs 1x pulse)
  • 2500V Hi-Pot encapsulation for epoxy coating
  • 800V Hi-Pot encapsulation for phenolic coating

Applications

  • Fire alarm systems
  • Ground Fault Circuit Interrupters (GFCI)
  • Home appliances
  • Home automation systems
  • LED lighting drivers and power supplies
  • Security systems
  • Smart E-meters
  • Smoke detectors
  • Surge Protection Devices (SPD)
  • Switch Mode Power Supplies (SMPS)