MOC3020XSM

Triac, SCR Output Optoisolators Overview

The MOC3020XSM is a surface-mount optocoupler featuring a single channel with a gallium arsenide infrared emitting diode coupled to a light-activated silicon bilateral triac. It provides an isolation voltage of 5300 Vrms and supports a maximum forward current of 60 mA. The device operates within a temperature range of -40°C to 100°C, offering a peak surge current capacity of 1 A and a repetitive peak off-state voltage of 400 V.

Triac, SCR Output Optoisolators Feature Summary

• Integrates a gallium arsenide infrared LED with a light-activated silicon bilateral triac for signal isolation.
• Provides high-voltage electrical isolation rated at 5300 Vrms between input and output circuits.
• Designed for non-zero-crossing switching applications requiring rapid response without zero-voltage detection.

Triac, SCR Output Optoisolators Applications

• Solid-state relay driver circuits
• AC motor control systems
• Industrial process control isolation

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'XSM' against manufacturer documentation to confirm surface-mount package dimensions and tape-and-reel specifications. Ensure compliance with RoHS directives and check for UL 1577 recognition requirements relevant to your target market's safety standards before finalizing component selection.

Triac, SCR Output Optoisolators Selection Notes

Select this component when non-zero-crossing triac triggering is required in a compact surface-mount form factor. The 5300 Vrms isolation rating suits high-noise industrial environments. Confirm that the 400 V off-state voltage meets the load requirements and that the 60 mA input current capability aligns with the driving logic levels.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC302XM series of Optotriacs manufactured by Isocom Components. It serves as a surface-mount alternative to through-hole variants, maintaining similar electrical characteristics while adapting to automated PCB assembly processes. The series is widely used in power switching applications requiring galvanic isolation.

Triac, SCR Output Optoisolators Replacement Considerations

MOC3020SM (onsemi) offers comparable electrical ratings and pinout configuration for direct functional substitution in existing designs.

Triac, SCR Output Optoisolators FAQ

Does the MOC3020XSM include a zero-crossing detection circuit?

No, the MOC3020XSM is a non-zero-crossing triac output optocoupler, meaning it triggers immediately upon receiving an input signal regardless of the AC line voltage phase.

What is the maximum repetitive peak off-state voltage?

The device supports a maximum repetitive peak off-state voltage (VDRM) of 400 V.