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Vishay CNY75B Phototransistor Optocoupler

The CNY75B is a single-channel, 6-pin phototransistor optocoupler with a base connection, designed for line receiver and microprocessor interfaces. It features an infrared gallium arsenide diode optically coupled to a phototransistor, with UL94V-0 compliant insulation materials, pollution degree 2 standards, and a low temperature coefficient of CTR. Suitable for power management and signal processing, it provides a rated isolation voltage of 600 VRMS, an insulation thickness of 0.4 mm, and an impulse voltage of 6 kV. Ideal for industrial automation and safety applications, conforming to RoHS and WEEE directives.

Authorized Distributors
Source:DigiKey
Part No:CNY75B
Stock:1040
Inv Date:06-09-2026
Price: Unit price: $0.61
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Source:DigiKey
Part No:CNY75B
Stock:1384
Inv Date:06-09-2026
Price: Unit price: $0.65
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Part No:CNY75B
Stock:3445
Inv Date:06-10-2026
Price: Unit price: $0.65
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Part No:CNY75B
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.2869
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Part No:CNY75B
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.2869
Buy/RFQ:
Part No:CNY75B
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.172
Buy/RFQ:

Vishay CNY75B Phototransistor Optocoupler Specifications:

  • Isolation Voltage (RMS): 600 V
  • Partial Discharge Test Voltage: 1.6 kV
  • Insulation Thickness: 0.4 mm
  • Collector-Emitter Saturation Voltage: 0.3 V at 10 mA
  • Collector Current Max: 50 mA
  • Collector-Base Voltage: 70 V
  • Forward Voltage: 1.6 V at 50 mA
  • Reverse Voltage: 5 V
  • Junction Temperature Max: 125°C
  • Ambient Temperature Range: -55 to +110°C
  • Rated Impulse Voltage: 6 kV
  • Safety Temperature: 150°C
  • Material: UL94V-0 compliant insulation materials, pollution degree 2
  • Soldering Temperature: 260°C for 10 seconds

Buy the Vishay Series CNY75B Phototransistor Optocoupler: CNY75B

Buy Vishay CNY75B online today and ensure reliable electrical isolation for your industrial automation and signal processing projects. This high-quality, 6-pin optocoupler features UL94V-0 compliant insulation, pollution degree 2 standards, a CTR range of 30% to 200%, and a maximum isolation voltage of 600 VRMS. Ideal for power supplies, microprocessor interfaces, and safety applications, it offers excellent durability and compliance with RoHS and WEEE directives. Enhance your electronic systems with this trusted optocoupler designed for demanding environments.

Get Vishay CNY75B today—built for power management, signal processing, and safe electrical isolation in industrial automation and electronic systems.

Frequently Asked Questions

Where can I buy Vishay CNY75B?

You can click on the BUY or RFQ button to purchase CNY75B from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part CNY75B?

You can download the CNY75B datasheet or visit the Vishay website for support.

Who is the manufacturer of CNY75B?

Vishay

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