TLP268J(TPL,E

Triac, SCR Output Optoisolators Overview

The TLP268J(TPL,E is a phototriac output optocoupler manufactured by Toshiba Semiconductor and Storage. It features an infrared LED coupled to a photo-triac with an integrated zero-crossing detection circuit for low electromagnetic interference switching. The device provides 3750 Vrms isolation voltage and supports a maximum RMS on-state current of 70 mA. Key electrical parameters include a peak off-state voltage of 600 V, a maximum LED trigger current of 3 mA, and a forward voltage of 1.27 V. It operates within a temperature range of -40°C to 100°C and is housed in a 6-SOP package.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing circuit for reduced noise generation during AC load switching
• High isolation voltage capability ensuring safe separation between control and power circuits
• Low trigger current requirement enabling efficient drive from standard logic interfaces

Triac, SCR Output Optoisolators Applications

• Solid state relay driver circuits
• AC motor speed control systems
• Industrial equipment interface modules

Triac, SCR Output Optoisolators Procurement Notes

Verify the specific suffix (TPL) against the manufacturer's official datasheet to confirm pinout configuration and packaging specifications. Ensure that the selected component meets the required insulation voltage ratings for the target application safety standards. Cross-reference the part number with authorized distributors to confirm availability and authenticity before procurement.

Triac, SCR Output Optoisolators Selection Notes

Select this component when low electromagnetic interference is critical due to its zero-crossing functionality. Consider the 70 mA RMS current limit for load capacity requirements. Evaluate the 6-SOP package dimensions for PCB layout constraints. Verify compatibility with the driving logic levels given the 3 mA maximum trigger current specification.

Triac, SCR Output Optoisolators Part Context

This part belongs to the TLP268 series of phototriac output optocouplers designed for AC power control applications. The series emphasizes safety and noise reduction through integrated zero-crossing detection. It serves as a bridge between low-voltage digital control systems and high-voltage AC loads, providing galvanic isolation.

Triac, SCR Output Optoisolators Replacement Considerations

Consult official substitution lists for equivalent triac output optocouplers with matching isolation voltages and zero-crossing features. Verify pin compatibility and thermal characteristics before replacing the original component.