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MOC3023M from FSC,Fairchild Semiconductor

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MOC3023M

Manufacturer: FSC, FAIRCHILD

6-Pin DIP 400V Random Phase Triac Driver Output Optocoupler

Partnumber Manufacturer Quantity Availability
MOC3023M FSC, FAIRCHILD 3000 In Stock

Description and Introduction

6-Pin DIP 400V Random Phase Triac Driver Output Optocoupler # Introduction to the MOC3023M Optocoupler  

The MOC3023M is a widely used optocoupler designed to provide electrical isolation between low-voltage control circuits and high-voltage AC loads. It integrates a gallium arsenide infrared LED and a light-activated silicon bilateral switch (TRIAC), making it ideal for applications requiring safe and reliable AC switching.  

## Key Features  

- **High Isolation Voltage**: The MOC3023M offers reinforced insulation, ensuring safety in high-voltage environments.  
- **Zero-Crossing Detection**: Built-in zero-crossing circuitry minimizes switching noise and reduces electromagnetic interference (EMI).  
- **Compact Package**: Available in a 6-pin DIP package, it is suitable for space-constrained designs.  
- **Wide Operating Range**: Compatible with AC voltages up to 400V, making it versatile for various power control applications.  

## Common Applications  

The MOC3023M is commonly used in:  
- Solid-state relays (SSRs)  
- Motor speed control  
- Lighting dimmers  
- Home automation systems  
- Industrial AC power switching  

By providing galvanic isolation, the MOC3023M enhances system safety and prevents ground loop issues. Its zero-crossing feature ensures smooth switching, prolonging the lifespan of connected devices. Engineers favor this component for its reliability and ease of integration into AC control circuits.  

For optimal performance, proper heat dissipation and adherence to recommended operating conditions should be observed. The MOC3023M remains a trusted solution for AC load control in both consumer and industrial electronics.

Application Scenarios & Design Considerations

6-Pin DIP 400V Random Phase Triac Driver Output Optocoupler

Alternative Part Number

  • TLP3052 --: Random-phase triac driver optocoupler with similar 5kV isolation and 400V peak off-state voltage, widely used as a direct functional substitute for MOC3023.
  • PC814 --: Phototriac driver optocoupler offering comparable isolation and trigger current characteristics, suitable for AC load switching applications.
  • EL3023 --: Pin-compatible 6-pin DIP triac driver optocoupler with similar zero-cross and trigger current specs, commonly cross-referenced to MOC3023.
  • K3023P --: Pin-compatible zero-crossing-free triac driver optocoupler with similar 5kV isolation and 400V blocking voltage, widely used as a direct MOC3023 replacement.
  • TLP3023 --: Random-phase triac driver optocoupler with comparable isolation voltage and output rating, commonly cross-referenced for MOC3023 applications.
  • PC3023 --: Triac driver optocoupler offering equivalent 400V output and isolation characteristics, suitable as a functional substitute in AC switching circuits.

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