PC3SD21NTZCF

Triac, SCR Output Optoisolators Overview

The PC3SD21NTZCF is a single-channel phototriac output optocoupler manufactured by Sharp Microelectronics. It features a DIP-6 package with through-hole mounting and includes an integrated zero-crossing circuit for low electromagnetic interference operation. Key electrical specifications include a 5000 Vrms isolation voltage, a maximum repetitive peak off-state voltage (VDRM) of 600 V, and a maximum continuous output current (It RMS) of 100 mA. The device operates with a forward current (If) of up to 20 mA and has a typical forward voltage (Vf) of 1.2 V. It supports a minimum operating temperature of -30°C and a maximum of +100°C.

Triac, SCR Output Optoisolators Feature Summary

• Integrated zero-crossing detection circuitry for reduced noise generation during switching
• High insulation voltage capability ensuring safe galvanic isolation between input and output circuits
• Phototriac output designed for direct control of AC loads in solid-state applications

Triac, SCR Output Optoisolators Applications

• Solid-state relays for AC load switching
• Motor speed control circuits
• Lighting dimmer controls

Triac, SCR Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors or the manufacturer directly. Confirm RoHS compliance status and check for recent product change notifications that may affect pinout or material composition. Ensure storage conditions meet moisture sensitivity level requirements prior to assembly.

Triac, SCR Output Optoisolators Selection Notes

Select this component when zero-crossing switching is required to minimize inrush currents and electromagnetic interference. Compare against non-zero-crossing variants if phase-angle control is needed instead. Verify that the 600 V blocking voltage and 100 mA current rating exceed the specific load requirements of the target application circuit.

Triac, SCR Output Optoisolators Part Context

This part belongs to Sharp's PC3SD series of triac output optocouplers. The series provides isolated switching solutions for AC power control. The NTZ suffix typically denotes specific packaging and lead-free characteristics within the broader family of phototriac couplers offered by the manufacturer.

Triac, SCR Output Optoisolators Replacement Considerations

Cross-reference with other Sharp models such as PC3SD21NTZAH or PC3SD21YXPDH for similar functionality. Verify pin compatibility and electrical ratings before substituting. Note that some variants may lack the zero-crossing feature or use different packaging styles.