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What's the difference between Triacs and Thyristors(SCRs)?

What's the difference between Triacs and Thyristors(SCRs)?

2026-01-18

Triacs and thyristors (also known as SCRs) both belong to the thyristor family, and their core function is that of a controllable power switch. However, they differ fundamentally in their conduction direction, triggering method, and application scenarios. 

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Product Upgrade Notice: LRS Series Single Output AC/DC Switching Power Supply

Product Upgrade Notice: LRS Series Single Output AC/DC Switching Power Supply

2026-01-07

Feature Upgrades, Safety Certifications, and Design Updates

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Triac Thyristor and its Application in SSR Solid State Relays: Selection Guide

Triac Thyristor and its Application in SSR Solid State Relays: Selection Guide

2025-12-23

Triac is a core device for achieving contactless switching control of AC circuits. In solid state relays, the triac plays a central role as the power switch.

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The Difference Between Solid-State Relays and Solid-State Voltage Regulators

The Difference Between Solid-State Relays and Solid-State Voltage Regulators

2025-09-30

Solid-state relays are primarily used for on-off control, while solid-state voltage regulators are primarily used for voltage regulation.

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China National Day and Mid-Autumn Festival Holiday Notice

2025-09-30

Holiday Period: October 1st (National Day) to October 6th, a total of 6 days.

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