PC4SF21YVZCF

Triac, SCR Output Optoisolators Overview

The PC4SF21YVZCF is a single-channel Triac output optocoupler manufactured by Sharp Microelectronics. It features an integrated zero-crossing detection circuit for low electromagnetic interference switching. The device provides 5000 Vrms isolation voltage between input and output. Key electrical parameters include a maximum forward current of 50 mA, a forward voltage of 1.2 V, and an off-state output voltage (VDRM) of 800 V. The maximum trigger current is 5 mA, with a hold current of 3.5 mA. Operating temperature range spans from -30°C to +100°C.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection circuit for reduced noise
• High insulation voltage capability for safety isolation
• Phototriac output stage for AC load control

Triac, SCR Output Optoisolators Applications

• Solid state relays
• AC motor speed controllers
• Lighting dimmer circuits

Triac, SCR Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as documentation may vary. Check for obsolete lifecycle status which may impact long-term supply availability. Ensure packaging integrity matches specified tube requirements for surface mount or through-hole assembly processes.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing switching is required to minimize inrush currents and EMI. Verify that the 800 V blocking voltage meets the peak line voltage requirements of the application. Ensure the 5 mA trigger current compatibility with the driving logic level. Consider the 6-pin DIP package constraints for PCB layout design.

Triac, SCR Output Optoisolators Part Context

This part belongs to Sharp's Triac & SCR Output Optocouplers category. It is designed for industrial and consumer AC power control applications requiring galvanic isolation. The series offers various packages and voltage ratings to suit different isolation and current handling needs.

Triac, SCR Output Optoisolators Replacement Considerations

PC4SF21YVZBF is a documented variant within the same family. Verify if the non-zero-crossing configuration of the BF suffix is acceptable for the specific application requirements before substitution.