MCT2ESR2VM

Transistor, Photovoltaic Output Optoisolators Overview

The MCT2ESR2VM is a transistor output optocoupler manufactured by Fairchild Semiconductor, now part of ON Semiconductor. It features a phototransistor output in a 6-SMD Gull Wing package. Key electrical parameters include a minimum collector-emitter breakdown voltage of 30 V and a maximum dark power supply current of 50 nA. The device supports a nominal current transfer ratio of 20% and has a maximum forward current rating of 0.1 A. It offers high insulation capability with a maximum isolation voltage of 5300 V. Operating temperatures range from -55 °C to 100 °C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation between input and output circuits using a phototransistor configuration.
• Designed for single-channel signal transmission with base access for improved switching performance.
• Compliant with UL recognition standards for safety and regulatory requirements.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring isolated signal interfacing
• Power supply feedback loops for voltage regulation
• Communication interfaces needing noise immunity

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (R2VM) against the official ON Semiconductor datasheet to confirm the surface-mount package type and tape-and-reel specifications. Ensure the component meets RoHS compliance requirements as indicated by the JESD-609 code e3. Cross-reference the manufacturer history noting that Fairchild Semiconductor products are now managed under ON Semiconductor to ensure accurate sourcing and documentation access.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a low-cost, general-purpose phototransistor optocoupler is required for basic isolation tasks. Consider the 30 V breakdown voltage limit for low-voltage signal applications. Evaluate the 20% typical current transfer ratio to ensure sufficient output drive capability for the downstream logic or circuitry. Confirm that the 6-SMD package fits the available PCB footprint constraints.

Transistor, Photovoltaic Output Optoisolators Part Context

The MCT2 series represents a family of phototransistor optocouplers designed for general-purpose isolation applications. Variants such as MCT2M, MCT2EM, MCT210M, and MCT271M share similar core technologies but differ in packaging, speed, or specific electrical characteristics. The MCT2ESR2VM specifically denotes the surface-mount variant within this lineage, maintaining the standard phototransistor output architecture while adapting to modern assembly methods.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check ON Semiconductor's official substitution guide for direct replacements. Generic equivalents may vary significantly in current transfer ratio and isolation voltage ratings. Verify pin compatibility and thermal characteristics before substituting with other brands' phototransistor optocouplers.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the maximum isolation voltage of the MCT2ESR2VM?

The device supports a maximum insulation voltage of 5300 V.

Does the MCT2ESR2VM have a base terminal?

Yes, the component includes a base connection for the phototransistor, allowing for external biasing or faster switching control.