Littelfuse announces 5 additions to Alternistor TRIAC series of switching thyristors | Automation.com

Littelfuse announces 5 additions to Alternistor TRIAC series of switching thyristors

October 072019
Littelfuse announces 5 additions to Alternistor TRIAC series of switching thyristors

October 7, 2019 — Littelfuse, a manufacturer of technologies in circuit protection, power control and sensing, announced an additional five series of high-temperature Alternistor TRIAC switching thyristors. The thyristors are designed for use as semiconductor switches in appliances and equipment powered by line AC voltages up to 250VRMS.

Available in five surface-mount and through-hole packages, these components expand the Littelfuse TRIAC product line by making 150°C maximum junction temperature devices available in 600V to 800V with ratings of 12A, 16A, 25A, 30A and 40A.

This combination of capabilities, packaging and choice of current ratings makes them suited for Internet of Things (IoT) smart home applications that don’t involve continuous high currents. Potential applications include:

  • Kitchen and Home Appliances
  • Tankless Water Heaters
  • Electric Tools
  • Lighting Dimmers

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