STMICROELECTRONICS T405-600T Triac, 600V 4A, TO-220AB

The STMICROELECTRONICS T405-600T is a robust 3-quadrant Triac, engineered for reliable switching and control of AC inductive loads. This component is specifically designed for demanding applications, providing a dependable solution for motor drive control and power management in consumer electronics and industrial equipment. Its 5mA gate sensitivity ensures efficient triggering with low control current, making it suitable for energy-conscious designs.

Constructed in a standard TO-220AB package, this Triac is built for through-hole mounting, offering excellent thermal performance and ease of assembly on printed circuit boards. It is capable of handling an on-state RMS current of 4A, with a high peak repetitive off-state voltage of 600V, providing a significant safety margin for mains voltage applications. The device features a low gate trigger voltage of 1.3V maximum, facilitating interface with low-voltage logic circuits.

Key Applications

This Triac is ideally suited for controlling universal motors found in power tools and kitchen aid equipment. It is also an excellent choice for managing electro valves and the heating elements in appliances such as dishwashers. Its design parameters make it a versatile component for a wide range of AC power switching tasks in both consumer and industrial sectors.

Technical Specifications

• Peak Repetitive Off-State Voltage: 600V
• On-State RMS Current: 4A
• Package / Case Style: TO-220AB
• Gate Trigger Voltage (Max): 1.3V
• Gate Trigger Current (Sensitivity): 5mA
• Holding Current (Max): 10mA
• Peak Non-Repetitive Surge Current: 30A
• Peak On-State Voltage: 1.56V
• Maximum Operating Temperature: 125°C
• Mounting Type: Through Hole
• Number of Pins: 3

With its robust electrical characteristics and industry-standard packaging, the T405-600T 4