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ONSEMI FOD4108S Signal Isolator

The FOD4108S is an optocoupler designed for isolating signals in electronic circuits. It features high trigger sensitivity, a high blocking voltage of 800 V, and is housed in a standard 6-pin DIP package. This device is suitable for solid-state relays, industrial controls, and AC motor starters, with safety compliance to UL1577 and IEC standards. The optocoupler offers reliable isolation and switching performance, making it ideal for applications requiring high dv/dt and reliable electrical isolation within industrial automation systems.

Authorized Distributors
Part No:FOD4108S
Stock:1086
Inv Date:06-11-2026
Price: Unit price: $3.71
Buy/RFQ:
Part No:FOD4108S
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1.53
Buy/RFQ:

ONSEMI FOD4108S Signal Isolator Specifications:

  • High Trigger Sensitivity: 1.3 mA (FOD4116, FOD4118); 2 mA (FOD410, FOD4108)
  • High Blocking Voltage: 800 V (FOD4108, FOD4118)
  • On-State Current: 300 mA
  • Isolation Voltage: 5,000 VACrms for 1 minute
  • Peak Insulation Voltage: 850 Vpeak
  • Temperature Range: -55°C to +100°C operating, -55°C to +150°C storage
  • Power Dissipation: 500 mW at 25°C
  • Insulation Resistance: > 10^9 Ω at 500 V
  • Pollution Degree: 2
  • Duties: UL1577 compliance, IEC60747-5-5 regulatory approval

Buy the ON Semiconductor FOD4108S – Reliable Signal Isolator for Industrial Applications

Purchase the ON Semiconductor FOD4108S optocoupler online today and benefit from high trigger sensitivity, excellent isolation, and robust design suitable for industrial controls, power switching, and safety-critical systems. With UL1577 and IEC60747-5-5 certifications, this device ensures reliable operation in overvoltage environments. Fast delivery options are available to meet your project deadlines. Enhance your automation solutions with this high-quality signal isolator, designed to deliver superior performance and safety in challenging industrial conditions.

Order your ON Semiconductor FOD4108S optocoupler today and ensure high-voltage isolation in your industrial and automation projects with dependable performance.

Frequently Asked Questions

Where can I buy ONSEMI FOD4108S?

You can click on the BUY or RFQ button to purchase FOD4108S from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part FOD4108S?

You can download the FOD4108S datasheet or visit the ONSEMI website for support.

Who is the manufacturer of FOD4108S?

ONSEMI

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