Q3082

Triac, SCR Output Optoisolators Overview

The Q3082 is a zero-crossing triac output optocoupler from the QT-Brightek series, designed for high-voltage isolation applications. It features an 800V breakover voltage and provides 5000Vrms isolation between input and output channels. The device operates within a temperature range of -55°C to 100°C and utilizes a standard 6-DIP package with a 7.62mm pitch. Key electrical characteristics include a maximum DC forward current of 60mA and a typical holding current of 250µA. It is certified by UR and VDE agencies for safety compliance.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection circuitry for precise AC load switching
• High voltage isolation capability rated at 5000Vrms
• Robust thermal performance supporting operation up to 100°C
• Certified safety compliance through UR and VDE standards

Triac, SCR Output Optoisolators Applications

• Solid-state relays for AC power control
• Mains-powered appliance motor control circuits
• Industrial process control isolation interfaces
• Lighting dimmer switch implementations

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific datasheet version for the Q3082 to confirm exact pinout configurations and mechanical dimensions prior to PCB layout finalization. Ensure that the selected packaging format, whether tube or tape and reel, aligns with your assembly line equipment capabilities. Cross-reference the UR and VDE certification numbers directly with the manufacturer's official documentation to validate safety approvals for your target market regulations.

Triac, SCR Output Optoisolators Selection Notes

Select the Q3082 when zero-crossing switching is required to minimize electromagnetic interference and inrush currents in AC loads. This component is suitable for designs demanding high isolation voltages and wide operating temperature ranges. Consider the 6-DIP package constraints for board space and ensure adequate heat dissipation paths are planned for continuous conduction scenarios within the specified thermal limits.

Triac, SCR Output Optoisolators Part Context

The Q3082 belongs to the QT-Brightek Q308x series of zero-crossing triac optocouplers. This family includes variants such as the Q3081 and Q3083, which share similar functional architectures but may differ in specific voltage ratings or packaging options. These devices are engineered for reliable isolation in mains-frequency applications, providing a compact solution for controlling high-voltage AC loads from low-voltage digital logic interfaces.

Triac, SCR Output Optoisolators Replacement Considerations

Direct substitutes within the same series include the Q3081 and Q3083. Verify that alternative part numbers maintain the identical 800V rating and zero-crossing functionality before implementation.