Littelfuse's range of solid-state switch TRIACs serves as a pivotal solution for enhancing AC switching and phase control applications. These advanced TRIACs are meticulously engineered to address the specific needs of various industries, offering unparalleled performance and reliability.
The standard and alternistor TRIACs are tailored to meet the diverse requirements of AC switching and phase control applications. The alternistor TRIAC, in particular, is designed to operate in quadrants I, II, and III, making it well-suited for applications with high inductive loads that necessitate superior communication performance. This makes it an ideal choice for temperature controls, lighting controls, and motor speed modulation controls, where precise and efficient phase control is essential.
Furthermore, Littelfuse's alternistor TRIAC does not require a snubber, which simplifies the overall design and enhances its usability in high inductive load applications. Additionally, the internally constructed isolated packages not only ensure ease of heat-sinking but also provide the highest isolation voltage, offering enhanced safety and reliability in operation.
One of the key advantages of Littelfuse's TRIACs is their solid-state switching technology, which eliminates arcing or contact bounce that can lead to voltage transients. This innovative feature ensures smooth and reliable operation, reducing the risk of electrical disruptions and enhancing overall system performance. Moreover, the absence of physical contacts in the solid-state switch TRIACs eliminates wear from switching events, resulting in extended operational lifespan and reduced maintenance requirements.
In conclusion, Littelfuse's solid-state switch TRIACs represent a significant advancement in AC switching and phase control technology, offering superior performance, reliability, and longevity. With their tailored design, high communication capabilities, and innovative features, these TRIACs are poised to significantly enhance the efficiency and effectiveness of a wide range of applications, making them a compelling choice for engineers and designers seeking optimal solutions for AC switching and phase control challenges.
Junction temperature: +150°C (max.)
Voltage capability: up to 800 V
Surge capability: up to 80 A at 60 Hz half-cycle
Solid-state switching eliminates arcing or contact bounce that create voltage transients
No contacts to wear out from the reaction of switching events
Restricted (or limited) RFI generation depending on the activation point of the sine wave
Requires a short gate activation pulse in each half cycle
AC switching and phase control applications: heating, lighting, and motor speed controls
AC solid-state switches, light dimmers, power tools, home/brown goods, and white goods appliances
Applications with high inductive loads requiring the highest communication performance (alternistor TRIACs, no snubber required)
Internally constructed isolated packages are offered for ease of heat sinking with the highest isolation voltage
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