Fairchild MOC256M AC Input Phototransistor - Small Outline Surface Mount Optocoupler Data Sheet
Summary
Ideal for electronics designers requiring reliable AC signal detection, this phototransistor optocoupler is housed in a compact SOIC-8 surface mount package. It offers high input-output isolation up to 2500 Vac and is engineered specifically for monitoring bidirectional AC inputs. This manual provides comprehensive technical documentation, including detailed electrical characteristics, absolute maximum ratings, and performance curves, ensuring precision integration into industrial or critical circuitry applications.
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 9 |
| File Size | 251.42 KB |
| Published | July 15, 2026 |
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Frequently Asked Questions
What type of signals is the MOC256M designed to detect?
The MOC256M is specialized for applications requiring the detection or monitoring of AC signals.
Is the device protected against reversed DC bias?
Yes, it features bidirectional AC input, which provides protection against reverse DC bias.
What maximum isolation voltage does this optocoupler guarantee?
It guarantees a high input-output isolation voltage of 2500 Vac (rms).
What is the standard package type for mounting this device?
It uses the industry standard SOIC-8 surface mountable package with a 0.050" lead spacing.