FODM3023R4

Triac, SCR Output Optoisolators Overview

The FODM3023R4 is a Triac output optoisolator manufactured by onsemi. It features a single channel with zero-crossing detection capabilities, designed for reliable switching of AC loads. The device provides electrical isolation between input and output circuits, ensuring safety in high-voltage applications. Key specifications include an isolation voltage rating and operation within standard industrial temperature ranges. The component utilizes a surface-mount package configuration to facilitate automated assembly processes.

Triac, SCR Output Optoisolators Feature Summary

• Integrates a zero-crossing detector to minimize electromagnetic interference during switching events
• Provides galvanic isolation between control circuitry and high-power AC loads
• Designed for direct interface with logic-level inputs such as microcontrollers or gate drivers

Triac, SCR Output Optoisolators Applications

• Solid-state relay (SSR) modules for industrial automation
• AC motor speed control circuits
• Lighting dimmer systems and smart home appliances

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix variant, such as -NF098, against current availability as the base part number may be obsolete. Confirm RoHS compliance status and lead-free manufacturing details through official distributor channels. Ensure the selected package matches the intended PCB footprint requirements. Cross-reference datasheet revisions to confirm pinout consistency before finalizing procurement orders.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing switching is required to reduce noise in AC power control applications. Consider the isolation voltage rating relative to the system's peak line voltage. Evaluate the forward current requirements of the internal LED against the available drive current from the control source. Ensure the operating temperature range aligns with the environmental conditions of the target enclosure.

Triac, SCR Output Optoisolators Part Context

This device belongs to the MOC/FOD series of optoisolators from onsemi, which are widely used in power electronics for safe isolation. The series offers various packages including DIP and surface-mount options to suit different assembly needs. These components are integral to modern AC power switching designs, providing robust protection for low-voltage control systems.

Triac, SCR Output Optoisolators Replacement Considerations

The FODM3023R4 is listed as obsolete. Verify compatible substitutes such as the MOC3023SM or equivalent triac-output optoisolators with matching isolation ratings and zero-crossing functionality. Ensure pin compatibility and package dimensions match the existing design constraints.