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ONSEMI FOD817ASD Optocoupler

The FOD817 Series consists of optocouplers featuring a gallium arsenide infrared LED driving a silicon phototransistor in a 4-pin DIP package, ideal for isolating various electrical signals. With current transfer ratios ranging from 50-600%, these devices are suitable for power supply regulation, digital logic, and microprocessor interfacing. They meet safety standards including UL1577 and IEC60747-5-5, offering isolation voltages up to 5000 VAC. Designed for reliable operation, these optocouplers provide robust electrical isolation and fast response times in industrial and electronic applications.

Authorized Distributors
Source:Newark
Part No:FOD817ASD
Stock:10763
Inv Date:06-10-2026
Price: Unit price: $0.515
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Source:DigiKey
Part No:FOD817ASD
Stock:43000
Inv Date:06-10-2026
Price: Unit price: $0.52
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Part No:FOD817ASD
Stock:24831
Inv Date:06-11-2026
Price: Unit price: $0.63
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Part No:FOD817ASD
Stock:3734000
Inv Date:06-10-2026
Price: Unit price: $0.0822
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Source:Arrow EU
Part No:FOD817ASD
Stock:105
Inv Date:06-11-2026
Price: N/A
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Part No:FOD817ASD
Stock:33
Inv Date:06-11-2026
Price: N/A
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ONSEMI FOD817ASD Optocoupler Specifications:

  • Current Transfer Ratio: 50-600% (FOD817 Series), 20-300% (FOD814 Series)
  • Isolation Voltage: 5,000 VAC for 1 minute
  • Maximum Working Insulation Voltage: 850 Vpeak
  • Isolation Resistance: >10^9 Ω at 500 Vdc
  • Lead Spacing: Standard 0.4 inches (10.16 mm) for DIN EN/IEC options
  • Input Forward Voltage: Typically 1.2-1.4 V at 20 mA
  • Collector-Emitter Voltage: 70 Vmax
  • Collector Current: 50 mA max
  • Storage Temperature Range: -55°C to +150°C
  • Operating Temperature Range: -55°C to +105°C
  • Total Device Power Dissipation: 200 mW
  • Package Type: 4-Pin DIP, SMT options available
  • Typical Response Time: Rise 4-18 μs, Fall 3-18 μs
  • Reflow Soldering Temperature: Max 260°C for 10 seconds

Buy the ON Semiconductor Series FOD817 Optocoupler: FOD817ASD

Purchase the ON Semiconductor FOD817ASD optocoupler online today for high-quality electrical isolation and fast response times. Ideal for power supply regulation, digital logic, and microprocessor interfaces, this 4-pin DIP package offers excellent insulation voltage up to 5000 VAC. Designed for safety and durability, it features a Current Transfer Ratio of up to 600%, ensuring efficient signal transfer across electrical barriers. With UL1577 and IEC60747-5-5 certifications, this optocoupler guarantees reliable performance in industrial and electronic systems. Order now for swift delivery and dependable operation in your projects.

Get ON Semiconductor FOD817ASD today—built for reliable electrical isolation and robust signal transfer in industrial applications.

Frequently Asked Questions

Where can I buy ONSEMI FOD817ASD?

You can click on the BUY or RFQ button to purchase FOD817ASD from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part FOD817ASD?

You can download the FOD817ASD datasheet or visit the ONSEMI website for support.

Who is the manufacturer of FOD817ASD?

ONSEMI

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