Vishay Medium Power Phase Control Thyristor 1200 V, 40 A, 60 mA, 440 A Surge Current, TO-208AA Package VS-25RIA80

Vishay VS-25RIA80 Medium Power Phase Control Thyristor is a silicon-controlled rectifier (SCR) designed with a TO-208AA package and stud mount, offering a robust solution for controlling AC power in industrial and commercial electronic applications.

Rated for a repetitive peak reverse voltage of 1200 V and an average on-state current of 40 A, this thyristor supports heavy-duty switching with a surge current rating of 440 A, making it suitable for transient overloads common in power control systems.

The device features a low maximum gate trigger current of 60 mA and a maximum holding current of 130 mA, enabling precise triggering and stable conduction once activated. It can operate reliably in demanding thermal environments ranging from -60°C to 125°C, allowing deployment in various industrial installation scenarios.

This thyristor is particularly suited for applications such as battery chargers, welding equipment, plating devices, regulated power supplies, and speed regulation circuits in motors. The 2-pin configuration simplifies wiring and integration in control boards.

The peak on-state voltage drop is 1.7 V, ensuring efficient energy use during switching cycles, while maintaining low leakage current with a repetitive peak off-state current of 10 mA. It does not carry specific automotive or additional certifications but is produced by Vishay Semiconductor, well-known for high-reliability power components.

Manufactured in India, the VS-25RIA80 combines quality craftsmanship with cost-effective local sourcing. This phase control thyristor is ideal for engineers and technicians looking for a dependable semiconductor device to enhance power control and regulation in demanding electrical control systems.

This SCR Thyristor features a TO-208AA package with stud mount for secure installation. Maximum gate trigger current is 60 mA with a holding current of 130 mA ensuring reliable conduction control. Surge current rating reaches 440 A, suitable for transient load conditions.

Operates in temperature range from -60°C up to 125°C, accommodating harsh environments. Peak on-state voltage is 1.7 V for efficient power switching. Pin count is 2, simplifying circuit integration. Repetitive peak off-state current is limited to 10 mA for low leakage.

Designed without specific certifications but built to Vishay quality standards. Ideal for industrial power control applications such as battery chargers, welders, regulated power supplies, and speed control circuits. Manufactured in India ensuring local quality and supply reliability.

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