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Vishay CNY66 High-Voltage Optocoupler

This high-voltage optocoupler features a phototransistor output suitable for safety-critical applications. With a rated peak voltage of 1450 Vpeak and insulation thickness exceeding 3 mm, it guarantees high reliability in electrical isolation. Its excellent creepage resistance (CTI > 200) ensures compliance with VDE 0303 and IEC 60112 standards, making it ideal for electronic safety and communication systems requiring reinforced isolation. Suitable for use in switch-mode power supplies, microprocessor interfaces, and safety circuits, it offers robust performance in demanding environments.

Authorized Distributors
Source:Newark
Part No:CNY66
Stock:64
Inv Date:06-09-2026
Price: Unit price: $3.72
Buy/RFQ:
Source:DigiKey
Part No:CNY66
Stock:922
Inv Date:06-09-2026
Price: Unit price: $3.68
Buy/RFQ:
Part No:CNY66
Stock:1051
Inv Date:06-10-2026
Price: Unit price: $3.63
Buy/RFQ:
Part No:CNY66
Stock:0
Inv Date:06-09-2026
Price: Unit price: $3.11
Buy/RFQ:
Part No:CNY66
Stock:25
Inv Date:06-09-2026
Price: Unit price: $1.44
Buy/RFQ:

Vishay CNY66 High-Voltage Optocoupler Specifications:

  • Rated peak voltage: 1450 Vpeak
  • Insulation thickness: >3 mm
  • Creepage distance: >9.5 mm (CNY64), >14 mm (CNY65), >17 mm (CNY66)
  • Creepage current resistance: CTI > 200
  • Isolation test voltage: 2.8 kV peak (VDE 0804)
  • Power dissipation: 250 mW
  • Working temperature: -55°C to +85°C
  • Soldering temperature: 260°C for <10s
  • Package options: DIP-4 high isolation distance
  • Compliance: UL1577, VDE 0884
  • Safety standards: IEC 60747-5-2, IEC 60950, IEC 60065

Buy the Buy Vishay Optocoupler Part Number CNY66 Online

Enhance your safety circuits with the Vishay CNY66 high-voltage optocoupler. Designed for demanding safety applications, it provides reliable isolation up to 1450 Vpeak, with over 3 mm insulation thickness and high creepage resistance. Perfect for switch-mode power supplies and microprocessor systems, this optocoupler is UL and VDE certified. Easy to order online, it guarantees performance and safety compliance, helping you build robust and secure electronic systems efficiently.

Order your Vishay CNY66 high-voltage optocoupler today and ensure safe electrical isolation with reliable performance for your safety-critical projects.

Frequently Asked Questions

Where can I buy Vishay CNY66?

You can click on the BUY or RFQ button to purchase CNY66 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part CNY66?

You can download the CNY66 datasheet or visit the Vishay website for support.

Who is the manufacturer of CNY66?

Vishay

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