IL4218 The Vishay IL4218 is an optocoupler featuring a phototriac output. It is designed for isolating low-voltage logic from high-voltage AC lines.
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IL4218

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The Vishay IL4218 is an optocoupler featuring a phototriac output. It is designed for isolating low-voltage logic from high-voltage AC lines.
✓ Total Stock: 3,915 pcs
$ Price Range: $0.71

IL4218 Available from 1 distributor

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✓ Non-Authorised
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IL4218 Specifications Quick View

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IL4218 Description

Short technical summary and product information.

The Vishay IL4218 is an optocoupler that integrates a GaAs IRLED with a photosensitive thyristor system, including noise suppression. This device is suitable for microcontroller-friendly applications, providing isolation between low-voltage logic and high-voltage AC lines up to 800V.

 

Key electrical characteristics include a low typical trigger current of 0.7 mA and an RMS current rating of 300 mA. It boasts a high static dV/dt of at least 10,000 V/μs, ensuring robust performance in noisy environments. The optocoupler is designed to control AC loads such as motors, solenoids, and solid-state relays.

 

Applications for the IL4218 include solid-state relays, lighting controls, temperature controls, and solenoid/valve controls. It is available in a DIP-6 package, suitable for through-hole mounting.

 

Agency approvals include UL, cUL, and FIMKO. The DIN EN 60747-5-5 (VDE 0884-5) standard is also available with option 1.

IL4218 Quick Information

Product Type: Optocoupler
Canonical Name: IL4218 Optocoupler with Phototriac Output
Subcategory: Phototriac Output

IL4218 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

IL4218 Estimated Pricing

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1+ $0.71 $0.71

Estimated market price range - modelled values for guidance only, not live distributor offers.

IL4218 Features

  • Low trigger current of 0.7 mA typical.
  • High static dV/dt of 10,000 V/μs.
  • Load voltage up to 800 V.
  • 300 mA RMS current rating.
  • DIP-6 package for through-hole mounting.

IL4218 Applications

  • Solid-state relay applications.
  • Control of AC lighting systems.
  • Temperature control circuits.
  • Solenoid and valve actuation.
  • AC motor drive control.

IL4218 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the typical trigger current for the IL4218 optocoupler?

The typical trigger current (IFT) for the IL4218 is 0.7 mA.

What is the maximum load voltage for the IL4218?

The IL4218 can handle load voltages up to 800 V.

What is the RMS current rating of the IL4218?

The IL4218 has an RMS current rating of 300 mA.

What is the static dV/dt for the IL4218?

The IL4218 has a static dV/dt of at least 10,000 V/μs.

What package type is the IL4218 available in?

The IL4218 is available in a DIP-6 package.

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