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Vishay VO618A Optocoupler

The VO618A optocoupler features a high current transfer ratio, low coupling capacitance, and a high isolation voltage of 5300 Vams. It has a GaAs infrared diode emitter and a silicon planar phototransistor detector in a plastic DIP-4 package. Designed for signal transmission between electrically separated circuits, it is ideal for applications like AC adapters, SMPS, PLC, factory automation, and gaming consoles. Operating from -55°C to +110°C, it ensures reliable insulation, fast switching times, and high coupling immunity, meeting safety standards such as UL1577 and IEC 60747-5-5.

Authorized Distributors
Source:Newark
Part No:VO618A
Stock:3338
Inv Date:06-09-2026
Price: Unit price: $0.446
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Source:DigiKey
Part No:VO618A
Stock:14254
Inv Date:06-09-2026
Price: Unit price: $0.42
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Part No:VO618A
Stock:5371
Inv Date:06-10-2026
Price: Unit price: $0.42
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Part No:VO618A
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.113
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Vishay VO618A Optocoupler Specifications:

  • Operating temperature from -55°C to +110°C
  • Isolation test voltage: 5300 Vams
  • Collector-emitter voltage: 80 V
  • Emitter-collector voltage: 7 V
  • Collector current: 50 mA
  • Maximum reverse voltage: 6 V
  • Forward current: 60 mA
  • Input power dissipation: 70 mW at 25°C
  • Output power dissipation: 150 mW at 25°C
  • Storage temperature range: -55°C to +150°C
  • Soldering temperature: 260°C within 10s at 2mm from case
  • Total power dissipation: 200 mW
  • Turn-on time: 3 μs, Turn-off time: 23 μs
  • Saturation voltage: 0.25–0.4 V
  • CTR range: 50–600%
  • Vceo: 80 V, Vco: 5 V
  • Package: DIP-4, option 6, 8 mm spacing
  • Certifications: UL1577, CSA, IEC 60747-5-5
  • Climatic class: 55/10/21
  • Creepage and clearance: >8 mm

Buy the Buy Vishay VO618A Part Number VO618A Online

Purchase the Vishay VO618A optocoupler online today to ensure high isolation voltage, fast switching times, and reliable performance in industrial automation, AC adapters, and PLC systems. This device features a high current transfer ratio, low coupling capacitance, and meets safety certifications like UL1577. Its operating temperature range from -55°C to +110°C allows for versatile applications. Designed with a GaAs infrared emitter and silicon phototransistor detector, it offers long-lasting durability, excellent electrical insulation, and is ideal for signal transmission between electrically separated circuits in demanding environments.

Get Vishay VO618A today—designed for high isolation and reliable signal transmission in industrial automation.

Frequently Asked Questions

Where can I buy Vishay VO618A?

You can click on the BUY or RFQ button to purchase VO618A from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part VO618A?

You can download the VO618A datasheet or visit the Vishay website for support.

Who is the manufacturer of VO618A?

Vishay

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