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ONSEMI CNY173SR2M Phototransistor Optocoupler

The CNY173SR2M is a 6-pin phototransistor optocoupler with gallium arsenide infrared LED, ideal for digital inputs, microprocessor interfaces, and industrial controls. It features a high minimum collector-emitter breakdown voltage of 70V, a safety insulation voltage of 850V, and can withstand over-voltage up to 6000V. Designed for power management, sensing, and automation, it offers a closely matched current transfer ratio, ensuring reliable isolation and signal transfer. Suitable for industrial automation and sensor systems, this optocoupler provides durable performance in demanding environments, with specifications conforming to safety standards and regulatory approvals.

Authorized Distributors
Part No:CNY173SR2M
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.76
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Part No:CNY173SR2M
Stock:96000
Inv Date:06-10-2026
Price: Unit price: $0.159
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Source:Arrow EU
Part No:CNY173SR2M
Stock:3000
Inv Date:06-11-2026
Price: N/A
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Part No:CNY173SR2M
Stock:525
Inv Date:06-11-2026
Price: N/A
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ONSEMI CNY173SR2M Phototransistor Optocoupler Specifications:

  • Package: 6-pin DIP and SMT options
  • Maximum collector-emitter voltage: 70 V
  • Insulation voltage (VIORM): 850 V peak
  • Over-voltage maximum: 6000 V
  • Isolation resistance: > 10^9 Ω at 500 VDC
  • Input forward voltage: 1.0 - 1.50 V at 10 mA
  • Input reverse voltage: 6 V
  • Collector current: 50 mA
  • Power dissipation: 270 mW at 25°C
  • Operating temperature: -40°C to +100°C
  • Storage temperature: -40°C to +125°C
  • Case temperature: 175°C maximum
  • Lead solder temperature: 260°C for 10 seconds
  • Certification: UL1577, IEC 60747-5-5 safety standards

Buy the ON Semiconductor Series CNY173SR2M Optical Coupler: CNY173SR2M

Purchase the ON Semiconductor CNY173SR2M phototransistor optocoupler online today and ensure your industrial automation and sensor systems operate with high reliability and safety. Designed for digital inputs and microprocessor interfaces, this device provides excellent electrical isolation, compliance with safety standards, and high over-voltage withstand capability. Its robust specifications include a minimum 70V BVCEO, 850V insulation voltage, and a 50mA collector current, making it perfect for power supply regulation, sensing, and control applications in harsh environments. Order now for quick delivery and seamless integration into your projects.

Get ON Semiconductor CNY173SR2M today—built for reliable isolation in industrial sensor and control systems, with high insulation voltage and durable performance.

Frequently Asked Questions

Where can I buy ONSEMI CNY173SR2M?

You can click on the BUY or RFQ button to purchase CNY173SR2M from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part CNY173SR2M?

You can download the CNY173SR2M datasheet or visit the ONSEMI website for support.

Who is the manufacturer of CNY173SR2M?

ONSEMI

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