MOC3052SM Optocouplers by Youtai – AC Switching

MOC3052SM Triac & SCR Output Optocouplers by Youtai – Reliable Switching for AC Loads

The  Triac & SCR Output Optocouplers MOC3052SM by Youtai are highly efficient phototransistor-based isolators designed for AC load switching in various industrial and consumer applications. These optocouplers provide robust isolation between low-voltage control circuits and high-voltage AC loads, enabling safe and reliable switching operations. With zero-crossing circuitry and compact surface-mount packaging, the Triac & SCR Output Optocouplers by Youtai offer exceptional noise immunity and performance for demanding applications.

In this blog, we’ll explore the technical specs, features, use cases, and why Xon Electronics is your preferred global source for Triac & SCR Output Optocouplers by Youtai.

Technical Specifications of MOC3052SM

• Manufacturer: Youtai

• Part Number: MOC3052SM

• Output Type: Triac (Zero Crossing)

• Input Type: Infrared LED

• Isolation Voltage: 5,300 Vrms

• Input Forward Voltage: 1.2V (typical)

• Trigger LED Current: 10 mA (max)

• Holding Current: 500 µA

• Mounting Style: Surface Mount (SMD)

• Package: 6-pin DIP (SMD compatible)

• Operating Temperature Range: -40°C to +85°C

• Category: Triac & SCR Output Optocouplers by Youtai

Key Features of MOC3052SM

• Zero-Crossing Circuitry – Reduces EMI and simplifies AC load switching

• High Isolation Voltage (5.3kV) – Protects control circuits from AC mains

• Low Trigger Current – Compatible with microcontroller I/O

• Compact Surface Mount Package – Saves PCB space

• Reliable TRIAC Output – Supports direct AC switching without driver circuitry

• RoHS Compliant – Environmentally friendly design

The Triac & SCR Output Optocouplers by Youtai stand out for their robust performance, reliable isolation, and easy integration into modern AC control systems.

Applications of MOC3052SM

The MOC3052SM Triac & SCR Output Optocouplers by Youtai are ideal for:

• Solid-State Relays (SSRs)

• AC Motor Controllers

• HVAC Systems

• Light Dimmer Circuits

• Home Appliance Control

• Industrial Automation Systems

Their zero-crossing feature and high dielectric strength make Triac & SCR Output Optocouplers by Youtai a reliable choice for interfacing with 110V/230V AC loads.

Wiring and Mounting Guidelines

To wire and mount the MOC3052SM:

1. Connect the input side (pins 1 and 2) to a current-limited control signal, typically from a microcontroller or logic output.

2. On the output side, connect the triac terminals (pins 4 and 6) in series with the AC load.

3. Ensure proper heat dissipation and clearance for high-voltage traces.

4. Use SMT-compatible reflow soldering techniques for reliable mounting.

The Triac & SCR Output Optocouplers by Youtai are optimized for automated SMD assembly and suitable for compact, isolated AC control.

Use Case Scenario: Smart Home AC Load Switching

Problem: A smart home manufacturer required a reliable and compact solution for AC light and fan control.

Solution: They chose the MOC3052SM Triac & SCR Output Optocouplers by Youtai for their zero-crossing feature and low trigger current.

Result: The integration led to silent switching, improved EMI compliance, and greater reliability in the field.

Download Datasheet for MOC3052SM

Need detailed performance curves or mechanical dimensions?

[Download the MOC3052SM Datasheet from Xon Electronics]

Why Buy from Xon Electronics?

Xon Electronics offers genuine MOC3052SM Triac & SCR Output Optocouplers by Youtai with:

• 100% Authentic Youtai Inventory
• Worldwide Shipping – USA, India, Australia, Europe & more
• Stock Availability for Bulk & OEM Orders
• Technical Support for Integration & Selection
• Safe and Fast Online Checkout

Visit www.xonelec.com to purchase Triac & SCR Output Optocouplers by Youtai today.

Conclusion

The MOC3052SM Triac & SCR Output Optocouplers by Youtai provide safe, efficient, and noise-free AC load switching for a wide range of applications. Whether for consumer electronics or industrial controls, these optocouplers deliver performance, safety, and reliability. Available now at Xon Electronics with global shipping to USA, India, Australia, Europe, and more.

FAQs – MOC3052SM Triac & SCR Output Optocouplers by Youtai

Q1. Is this optocoupler suitable for 230V AC?
Yes, it’s commonly used for 110V/230V AC applications.

Q2. Does it include zero-cross detection?
Yes, the MOC3052SM features built-in zero-crossing circuitry.

Q3. Can I drive it directly from a microcontroller?
Yes, with a current-limiting resistor to meet the 10mA trigger current.

Q4. Is it RoHS compliant?
Yes, the device is RoHS certified.

Q5. Where can I buy it globally?
You can order it from www.xonelec.com, with shipping available to USA, India, Australia, Europe, and more.