PC4SD21NTZC

Triac, SCR Output Optoisolators Overview

The PC4SD21NTZC is a Sharp Microelectronics optoisolator featuring a Triac output with an integrated zero-crossing circuit. It provides 5000 Vrms isolation voltage and supports an 800 V blocking voltage. The device operates within a -30°C to +100°C temperature range. Key electrical parameters include a maximum forward current of 50 mA, a typical forward voltage of 1.2 V, and a maximum turn-on time of 50 µs. It is housed in a 6-DIP package.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection for reduced electromagnetic interference
• High isolation voltage rating for safety-critical applications
• Triac output configuration for AC load control

Triac, SCR Output Optoisolators Applications

• Solid-state relay circuits
• AC motor speed control systems
• Lighting dimmer modules

Triac, SCR Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors or official manufacturer channels. Confirm the specific suffix 'NTZC' matches the required lead-free and halogen-free specifications. Check for product change notifications regarding manufacturing updates. Ensure storage conditions comply with moisture sensitivity level requirements before assembly.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing switching is required to minimize noise in AC power control applications. Compare the 5000 Vrms isolation rating against system safety standards. Evaluate the 800 V blocking voltage capability against peak line voltages. Consider the 6-DIP package constraints for PCB layout and thermal management requirements.

Triac, SCR Output Optoisolators Part Context

This part belongs to the Sharp PC4SD series of Triac output optocouplers. It shares functional similarities with other models in the family but differs in packaging and specific electrical tolerances. The series is designed for industrial and consumer AC switching applications requiring galvanic isolation.

Triac, SCR Output Optoisolators Replacement Considerations

PC4SD21NTZCF is a surface mount variant with identical electrical characteristics. PC4SD21NXZCF offers SMD packaging with similar performance metrics. Verify pin compatibility and mounting style differences before substitution.