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Optocoupler & Triac Driver DIP IC Pak 4 to 8 Pin 30 Pcs 11 Types

SKU: EP27

Technical Specification:

  • Type: Through Hole
  • Model: Optocouplers and Triac Drivers
 Optocoupler:
  • Type:
    • Phototransistor (4N25, 4N35, PC817)
    • High-Speed Logic Gate (6N137)
  • Package Type: DIP – 6
  • Isolation Voltage: 5000V RMS
  • Output Type:
    • NPN (4N25, 4N35, PC817),
    • Open-collector TTL (6N137)
  • Trigger Current: 15 mA – 20 mA
  • Switching Speed: 3 – 75 µs
 Triac Driver:
  • Type:
    • Non-Zero Cross (MOC3021, MOC3022, MOC3023) Triac Drivers
    • Zero-Cross (MOC3041, MOC3042, MOC3043, MOC3063) Triac Drivers
  • Package Type: DIP – 6
  • Isolation Voltage: 7500V RMS
  • Output Voltage:
    • 400 V (MOC3021, MOC3022, MOC3023, MOC3041, MOC3042, MOC3043)
    • 600 V (MOC3063)
  • Trigger LED Current: 5 mA – 15 mA
  • Pak Weight: 50 gm
  • Pak Dimensions: 127 x 80 x 24 mm

₹1,175.00

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Description

Optocouplers and triac drivers are essential components in electronics for signal isolation, noise reduction, and safe control of AC and DC loads. These devices use an internal LED and a photodetector to transfer signals without direct electrical contact, ensuring high-voltage protection and preventing ground loops.

  • Optocouplers: Designed for isolating low-voltage logic circuits from high-voltage systems, optocouplers use a phototransistor, photodarlington, or photodiode to detect the LED’s light output and convert it back into an electrical signal. These are widely used in microcontroller circuits, power electronics, and communication systems.
  • Triac Drivers: These are specialized optocouplers designed for switching AC loads. They include a phototriac output that triggers an external triac, enabling the control of high-power AC devices like motors, lamps, heaters, and relays. Some triac drivers feature zero-cross detection, reducing electromagnetic interference (EMI) by switching loads at the AC waveform’s zero-crossing point.

This 30-piece assortment pack includes a selection of 10 different optocouplers and triac drivers, ideal for electronics engineers, hobbyists, and professionals working with signal isolation and AC load switching. Each component is in DIP (Dual In-line Package) format, making them easy to integrate into PCB designs and prototyping applications.

DIP – 4:

DIP – 6:

DIP – 8:


DIP – 6 Non-Zero Cross:


DIP – 6 Zero Cross:

 

 

Package Includes

30 Optocouplers & Triac Drivers DIP 11 Types

Optocouplers:

  • 4N25 - 4 Pcs
  • 4N35 - 4 Pcs
  • PC817 - 4 Pcs
  • 6N137 - 4 Pcs

Triac Drivers:

  • MOC3021 - 2 Pcs
  • MOC3022 - 2 Pcs
  • MOC3023 - 2 Pcs
  • MOC3041 - 2 Pcs
  • MOC3042 - 2 Pcs
  • MOC3043 - 2 Pcs
  • MOC3063 - 2 Pcs

Features:

Optocouplers:

  • High isolation voltage (5000V RMS)
  • Prevents ground loops and signal interference
  • Supports both digital and analog signals
  • Shields microcontrollers from high voltage
  • Wide Current Transfer Ratio (CTR) for flexibility

Triac Drivers:

  • Safe AC load switching for high-voltage control

Zero-cross detection (MOC304X, MOC3063) for noise reduction

  • Non-zero cross (MOC302X) for dimmers and motor control
  • High isolation voltage (7500V RMS) for safety
  • Low trigger current for microcontroller compatibility

Applications:

Optocouplers:

  • Microcontroller Interfacing - Safe connection between low-voltage controllers and high-power circuits
  • Switching & Signal Isolation - Used in motor controls, sensors, and industrial automation
  • Data Communication - Noise-free signal transfer in communication circuits
  • SMPS & Power Supplies - Feedback isolation in switching power supplies
  • Medical Electronics - Isolation in patient-monitoring and diagnostic equipment

Triac Drivers:

  • AC Load Switching - Controls high-voltage AC loads using low-power circuits
  • Light Dimmers & Fan Speed Control - Used in home automation and industrial applications
  • Heater & Temperature Control - Safe switching of heating elements
  • Motor Speed Control - Phase control in AC motor applications
  • Solid-State Relays - Replaces mechanical relays for improved reliability
1. What is the difference between zero-cross and non-zero-cross triac drivers?

Zero-cross drivers (MOC304X, MOC3063) switch at zero voltage to reduce noise, while non-zero-cross drivers (MOC302X) allow phase control.

2. What is the purpose of an optocoupler?

To electrically isolate and transfer signals between circuits.

3. Can an optocoupler switch AC loads?

No, but a triac driver (like MOC3021) can be used for AC switching.

4. Can I use an optocoupler with a microcontroller?

Yes, low-power optocouplers like PC817 are ideal for microcontroller interfacing.

5. How do I choose the right optocoupler for my project?

Consider factors like switching speed, CTR, isolation voltage, and output type.

6. Can I use a triac driver for DC loads?

No, triac drivers are designed only for AC switching.

7. Can an optocoupler work with both AC and DC signals?

Phototransistor optocouplers can switch DC signals, while triac-based optocouplers (e.g., MOC3041) are designed for AC switching.

8. What is the benefit of using these optocouplers and triac drivers in my projects?

These components provide high-voltage isolation, improved circuit safety, and reliable AC switching, making them ideal for protecting sensitive components and controlling AC power in automation, motor control, and lighting systems.

9. Can I use this pack in a high-frequency switching application?

Yes, the 6N137 optocoupler supports high-speed switching for high-frequency applications.

10. Will I receive the same color as shown in the image?

Actual color may vary based on stock availability

11. Can I purchase specific types individually rather than in a pack?

This product is sold as a complete pack, but individual types may be available separately upon bulk request.

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