H11J4XG

Triac, SCR Output Optoisolators Overview

The H11J4XG is a random phase triac output optoisolator manufactured by Isocom Components. It features a single channel with a 6-DIP package, providing electrical isolation via an internal LED and triac structure. The device supports a high isolation voltage of 5300Vrms, ensuring safety in high-voltage switching applications. Designed for AC load control, it accepts DC input to trigger the output triac. The component operates within a standard temperature range and is suitable for interfacing low-power control circuits with higher power AC lines.

Triac, SCR Output Optoisolators Feature Summary

• Random phase triac output configuration for zero-crossing or non-zero-crossing AC switching
• High isolation voltage rating of 5300Vrms between input and output sections
• Single-channel design integrating an infrared LED and silicon triac
• Standard 6-pin DIP packaging for through-hole mounting

Triac, SCR Output Optoisolators Applications

• AC motor speed control systems
• Solid-state relay (SSR) modules
• Industrial process control logic interfaces
• Lighting dimmer circuit implementations

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix 'XG' against the manufacturer's current datasheet to confirm pinout compatibility and lead-free status. Ensure that the random phase triac output characteristics align with the target AC load requirements. Cross-reference the 5300Vrms isolation rating with system safety standards. Confirm that the 6-DIP package dimensions match the PCB footprint constraints before finalizing procurement orders.

Triac, SCR Output Optoisolators Selection Notes

Select this component when random phase triggering is required rather than zero-crossing detection. The H11J4XG is appropriate for applications where precise timing relative to the AC waveform is not critical. Consider the peak repetitive off-state voltage limits of the internal triac against the line voltage. Verify that the input forward current requirements are compatible with the driving microcontroller or logic gate outputs.

Triac, SCR Output Optoisolators Part Context

This part belongs to the H11J series of optoisolators from Isocom Components. These devices are designed for general-purpose AC switching applications. The series typically includes variants with different output types, such as phototransistors or other triac configurations. The H11J4XG specifically utilizes a random phase triac, distinguishing it from zero-crossing variants found in related product families.

Triac, SCR Output Optoisolators Replacement Considerations

• H11J3XG

Triac, SCR Output Optoisolators FAQ

Does the H11J4XG support zero-crossing detection?

No, the H11J4XG is a random phase triac output optoisolator. It triggers immediately upon receiving an input signal, regardless of the AC line phase.

What is the maximum isolation voltage for this component?

The H11J4XG provides an isolation voltage rating of 5300Vrms between the input LED and the output triac.