Fairchild FOD0720 Data Handbook
Summary
These high-speed optocouplers are engineered for robust data transmission in demanding environments, offering up to 25Mbit/sec data rates and exceptional Common Mode Noise Rejection (CMR). Ideal for integrating isolated circuits, they feature superior isolation voltage and operate across a wide industrial temperature range. The accompanying guide provides detailed technical specifications, application guidelines for fieldbus communications (like Profibus and CAN), electrical characteristics, and crucial operational limits to ensure reliable performance in programmable logic control and data acquisition systems.
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 12 |
| File Size | 631.29 KB |
| Published | June 18, 2026 |
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Frequently Asked Questions
What is the data rate of the FOD0721 optocoupler?
The FOD0721 has a 25Mbit/sec Non-Return Zero Coding data rate.
How should pin 3 be handled during installation?
Pin 3 (LED Anode) must be left unconnected.
What is the operating temperature range of these optocouplers?
They operate in an extended industrial temperature range of -40 to 100°C.
What safety approvals do these optocouplers have?
They have UL1577 approval with 3750 VACrms for 1 min, and IEC60747-5-2 pending.