MCT274SM

Transistor, Photovoltaic Output Optoisolators Overview

The MCT274SM is a single-channel optocoupler manufactured by Isocom Components. It features an infrared LED input coupled to an NPN phototransistor output with a dedicated base terminal for enhanced performance control. The device is housed in a 6-pin DIP package and provides high isolation voltage of 5300Vrms. Key electrical parameters include a typical current transfer ratio range of 200% to 600%, a maximum forward voltage of 1.4V, and typical rise/fall times of 4µs and 3µs respectively. It supports a maximum input current of 50mA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrated base terminal on the NPN phototransistor output allows for external biasing and improved switching speed control.
• High isolation capability with a rated voltage of 5300Vrms ensures safe signal transmission between isolated circuits.
• Single-channel configuration simplifies circuit design for basic signal isolation applications.

Transistor, Photovoltaic Output Optoisolators Applications

• Signal isolation in industrial control systems
• Interface circuits for microcontrollers and logic families
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'SM' confirms the surface mount or specific packaging variant if required, as datasheets may list variations. Confirm RoHS compliance status directly from the manufacturer's latest documentation before integration. Ensure the 6-pin DIP form factor matches the target PCB footprint. Cross-reference the part number with official Isocom Components archives to avoid counterfeit components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a phototransistor output with base access is needed for faster switching or linear operation compared to standard transistor outputs. The 5300Vrms isolation rating suits applications requiring robust galvanic separation. Consider the 6-pin package size constraints against available board space. Verify that the 50mA maximum input current aligns with the driving source capabilities.

Transistor, Photovoltaic Output Optoisolators Part Context

Isocom Components specializes in infrared optoelectronic devices, including optocouplers and optoswitches. The MCT274SM belongs to their portfolio of high-performance isolation components. This part represents a standard transistor-output optocoupler variant designed for general-purpose digital isolation tasks within electronic systems.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided reference data. Consult official Isocom Components documentation for direct equivalents or pin-compatible alternatives.