VO3062

Triac, SCR Output Optoisolators Overview

The VO3062 is a zero-crossing triac output optocoupler manufactured by Vishay Semiconductor Opto Division. It integrates a GaAs infrared LED with a monolithic photosensitive zero-crossing triac detector chip. The device provides electrical isolation with a rated isolation voltage of 5300Vrms and supports a peak repetitive off-state voltage of 600V. It features a minimum static dV/dt rating of 1.5kV/µs, ensuring reliable switching in noisy environments. The component operates within a temperature range of -40°C to 100°C and is available in various packages including 6-DIP and 6-SMD configurations.

Triac, SCR Output Optoisolators Feature Summary

• Integrates a GaAs infrared LED with a monolithic photosensitive zero-crossing triac detector for precise AC load control.
• Provides high-voltage isolation capability suitable for interfacing low-voltage logic circuits with mains-powered loads.
• Features built-in zero-crossing detection to minimize electromagnetic interference during switching events.

Triac, SCR Output Optoisolators Applications

• Solid-state relays for AC load switching
• Motor speed control circuits
• Lighting dimmer applications

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific package variant (e.g., DIP-6 or SMD) required for your PCB layout when ordering. Confirm that the selected part number corresponds to the Vishay Semiconductor Opto Division manufacturer. Ensure compliance with relevant safety certifications such as UL, VDE, and CSA for your intended application region. Check datasheet revisions for any recent design changes affecting pinout or ratings.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing switching is required to reduce electrical noise in AC control systems. Compare the 1.5kV/µs dV/dt rating against other options if higher transient immunity is needed. Consider the operating temperature range of -40°C to 100°C for environmental suitability. Evaluate package availability based on automated assembly requirements versus through-hole mounting preferences.

Triac, SCR Output Optoisolators Part Context

The VO3062 belongs to the VO306x family of triac driver optocouplers from Vishay. This series is designed for general-purpose AC power control applications requiring galvanic isolation. It serves as a bridge between microcontroller-based control logic and high-voltage AC loads, offering a compact solution for industrial and consumer electronics power management systems.

Triac, SCR Output Optoisolators Replacement Considerations

The VO3063 is a related device in the same family but lacks the zero-crossing feature. Verify if non-zero-crossing switching is acceptable for the application before substituting. Other manufacturers offer similar triac output optocouplers, but pinouts and isolation ratings must be compared carefully.

Triac, SCR Output Optoisolators FAQ

What is the static dV/dt rating of the VO3062?

The VO3062 has a minimum static dV/dt rating of 1.5kV/µs, which helps prevent false triggering due to voltage transients.

Does the VO3062 support zero-crossing detection?

Yes, the VO3062 includes an internal zero-crossing detector circuit to ensure the triac turns on only when the AC voltage crosses zero.