MOC3023VM

Triac, SCR Output Optoisolators Overview

The MOC3023VM is a single-channel triac output optocoupler featuring a random-phase silicon phototriac driver. It provides electrical isolation with a maximum RMS isolation voltage of 5300Vrms. The device operates within a temperature range of -40°C to +85°C and supports a peak off-state voltage (VDRM) of 400V. Key electrical parameters include a maximum forward current of 60mA, a typical forward voltage of 1.15V, and a maximum trigger current of 5mA. Power dissipation is rated at 330mW.

Triac, SCR Output Optoisolators Feature Summary

• Random-phase triac output enables AC load control without zero-crossing detection constraints
• High-voltage isolation capability suitable for industrial safety standards
• Integrated infrared LED coupled to silicon phototriac for efficient signal transfer

Triac, SCR Output Optoisolators Applications

• Industrial controls
• Solenoid and valve controls
• Static AC power switches
• Incandescent lamp dimming

Triac, SCR Output Optoisolators Procurement Notes

Verify the manufacturer designation carefully, as onsemi acquired Fairchild Semiconductor's components. Confirm the specific suffix 'VM' matches the required DIP-6 through-hole package and lead-free specifications. Ensure the datasheet version aligns with the requested regulatory certifications such as UL and VDE approvals before finalizing procurement orders.

Triac, SCR Output Optoisolators Selection Notes

Select this component when random-phase triggering is required rather than zero-crossing switching. It is appropriate for driving triacs in AC power circuits where immediate turn-on upon input signal is necessary. Consider the 400V peak voltage rating to ensure compatibility with the target AC line voltage levels and transient conditions in the application design.

Triac, SCR Output Optoisolators Part Context

This part belongs to the MOC3023M series of random-phase optoisolators. It serves as a bridge between low-voltage control logic and high-voltage AC loads. The device is widely utilized in solid-state relay designs and motor control interfaces where galvanic isolation is critical for system safety and noise immunity.

Triac, SCR Output Optoisolators Replacement Considerations

The MOC3023SR2VM is a surface-mount equivalent variant. Verify pinout compatibility and thermal management requirements when substituting through-hole parts with surface-mount alternatives in existing PCB layouts.