MCT275G

Transistor, Photovoltaic Output Optoisolators Overview

The MCT275G is a single-channel transistor output optocoupler manufactured by Isocom Components. It features an infrared LED coupled to a phototransistor for signal isolation. The device provides a minimum collector-emitter breakdown voltage of 80 V and a nominal current transfer ratio of 70%. It is designed for DC input applications with a single-element configuration, ensuring reliable electrical isolation between input and output circuits in various electronic systems.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation between input and output circuits using an infrared LED and phototransistor pair.
• Features a single-channel configuration suitable for discrete signal switching applications.
• Offers high collector-emitter breakdown voltage for robust circuit protection.

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in industrial control systems
• Interface circuits for microprocessors and logic gates
• Switching applications requiring electrical isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific manufacturer origin, as the MCT275G was originally a Motorola/NXP part number. Confirm that the supplied component meets the required electrical specifications, particularly the 80 V breakdown voltage and 70% current transfer ratio. Ensure compliance with relevant safety standards if used in regulated environments.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a standard transistor output optocoupler is needed for basic isolation tasks. Consider the 80 V breakdown voltage limit for circuit design. Verify package compatibility and pinout alignment with existing PCB layouts. Check availability from authorized distributors or alternative manufacturers offering equivalent specifications.

Transistor, Photovoltaic Output Optoisolators Part Context

The MCT275G belongs to the family of transistor output optocouplers, historically associated with Motorola and NXP before being sourced by manufacturers like Isocom Components. These devices are widely used for general-purpose isolation where moderate speed and voltage ratings are sufficient. They serve as replacements for legacy parts in existing designs requiring similar performance characteristics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Isocom Components offers equivalent alternatives such as the ISP817 series for standard transistor output applications. Verify pinout compatibility and electrical parameters when substituting with other brands. Ensure the replacement maintains the required isolation voltage and current transfer ratio for the specific application.