onsemi DC Input Optocoupler Surface Mount 4-Pin MDIP FOD817BSD

onsemi FOD817BSD is a DC input optocoupler featuring a surface mount, 4-pin MDIP package, designed to provide reliable electrical isolation for signal interfacing applications. It operates with a maximum forward voltage of 1.4 volts and supports a maximum input current of 50 milliamperes, making it suitable for precise signal control in electronic circuits.

This optocoupler ensures a high isolation voltage of 5000 volts AC which is critical for safeguarding sensitive components and improving overall system reliability. The device operates over a broad temperature range from -55°C up to 110°C, allowing deployment in demanding industrial and commercial environments.

It features typical rise and fall times of 18 microseconds, which balance speed and noise reduction for stable switching performance. The current transfer ratio ranges from a minimum of 130% to a maximum of 260%, providing effective signal amplification in transistor output applications.

Designed to comply with international standards including UL, EN, and IEC, onsemi FOD817BSD ensures safety and regulatory compliance. The product is packaged in tape and reel form to support efficient automated PCB assembly and manufacturing processes.

Surface mount 4-pin MDIP package facilitates compact design integration. DC input current type with maximum 50mA capacity. High 5000V AC isolation voltage for signal integrity and safety. Wide operating temperature range ensures robust performance.

Compatible with standard industrial quality certifications (UL, EN, IEC). Typical switching times of 18 microseconds optimize response. Current transfer ratio up to 260% enhances signal output efficiency. Packaged in tape & reel for streamlined automated assembly.

This optocoupler is broadly used in industrial electronics, power supply circuits, automation equipment, and other applications requiring electrical isolation and signal transmission safety. It is ideal for enhancing system reliability and protecting sensitive components from voltage spikes and noise interference.

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