MCT277X

Transistor, Photovoltaic Output Optoisolators Overview

The MCT277X is a single-element transistor output optocoupler manufactured by Isocom Components. It features an infrared LED coupled to an NPN phototransistor, providing electrical isolation between input and output circuits. The device utilizes a DIP-6 package configuration for through-hole mounting. Key electrical characteristics include a maximum collector-emitter breakdown voltage of 30 V and a nominal current transfer ratio of 100%. The unit supports a maximum forward current of 0.06 A and offers high insulation voltage capabilities.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation via infrared LED and NPN phototransistor coupling
• Features high insulation voltage rating for safe signal transmission across barriers
• Includes UL recognition for compliance with safety standards

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in industrial control systems
• Interface circuits requiring low power consumption
• Safety-critical applications necessitating verified isolation ratings

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix or variant code against the manufacturer's latest datasheet to ensure compatibility with required isolation voltage and packaging specifications. Confirm RoHS compliance status and lead times directly with authorized distributors, as availability may vary by region and production batch.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a simple, cost-effective isolation solution is required for low-speed digital signals. Ensure the application voltage does not exceed the 30 V collector-emitter limit and that the drive current remains within the 0.06 A forward current specification. Consider thermal derating if operating near the maximum temperature limits.

Transistor, Photovoltaic Output Optoisolators Part Context

Isocom Components produces the MCT277X as part of its standard optocoupler portfolio. This series is designed for general electronic applications where basic isolation is necessary. The component competes with similar DIP-6 transistor output optocouplers from other manufacturers offering comparable isolation voltages and current transfer ratios.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Cross-reference with equivalent parts such as the Siemens/Infineon MCT277-X007 or generic equivalents like PC817 variants, ensuring pinout compatibility and matching isolation voltage ratings.