QTM3023T1

Triac, SCR Output Optoisolators Overview

The QTM3023T1 is a single-channel optoisolator manufactured by QT Brightek (QTB). It features a Triac output with an isolation voltage of 3750Vrms. The device operates within a temperature range of -55°C to 100°C and utilizes a 4-Mini-Flat surface-mount package. Key electrical parameters include a maximum DC forward current of 60 mA, a typical holding current of 250µA, and a peak off-state voltage of 400 V. It lacks zero-crossing circuitry.

Triac, SCR Output Optoisolators Feature Summary

• Provides high-voltage isolation between input and output circuits using optical coupling technology.
• Features a Triac output stage suitable for switching AC loads directly.
• Designed for surface-mount assembly in compact electronic applications.

Triac, SCR Output Optoisolators Applications

• Solid-state relay driver circuits
• AC load switching interfaces
• Industrial control systems requiring galvanic isolation

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix T1 indicates tape-and-reel packaging when sourcing components. Confirm that the 4-Mini-Flat footprint matches the target PCB layout design. Ensure the 3750Vrms isolation rating meets the safety requirements of the intended application environment.

Triac, SCR Output Optoisolators Selection Notes

Select this component when a surface-mount solution is required for AC switching applications. Consider the 400V peak off-state voltage capability for appropriate load handling. Evaluate the absence of zero-crossing detection if precise timing control is necessary for the specific load type.

Triac, SCR Output Optoisolators Part Context

This part belongs to the QTM302X series from QT Brightek. It serves as a surface-mount alternative to through-hole triac optocouplers. The Mini-Flat package allows for automated placement in high-volume manufacturing processes while maintaining robust isolation performance.

Triac, SCR Output Optoisolators Replacement Considerations

Check datasheets for compatible parts within the QTM302X family or other 4-pin Mini-Flat triac optocouplers. Verify pinout compatibility and electrical parameter equivalence before substitution.

Triac, SCR Output Optoisolators FAQ

Does the QTM3023T1 include zero-crossing detection?

No, the QTM3023T1 does not feature internal zero-crossing circuitry.

What is the maximum operating temperature for this device?

The device supports operation up to 100°C.