MOC205R1M

Transistor, Photovoltaic Output Optoisolators Overview

The MOC205R1M is a single-channel transistor output optocoupler manufactured by Fairchild Semiconductor. It features an NPN phototransistor output with a maximum collector-emitter voltage of 30V and a peak forward current rating of 60mA. The device provides 2500Vrms isolation voltage between input and output circuits. Key electrical parameters include a minimum current transfer ratio of 40% and a maximum of 80%. The package is an 8-SOIC (0.154 inch width).

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation via infrared LED and phototransistor architecture.
• Offers high isolation voltage capability for circuit protection.
• Features standard NPN phototransistor output configuration.

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in industrial control systems.
• Interface between microcontrollers and high-voltage loads.
• Solid-state relay driver circuits.

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the manufacturer origin, as this component was originally produced by Fairchild Semiconductor and later acquired by onsemi. Confirm the specific suffix 'R1M' corresponds to the required bulk packaging format. Check for obsolescence status or lifecycle changes, as older Fairchild parts may have transitioned to alternative sourcing channels or replacement series within the current portfolio.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel transistor output optocoupler with 2500Vrms isolation is required. Ensure the 30V collector-emitter voltage rating meets the load requirements. Verify that the SOIC-8 package dimensions fit the PCB layout constraints. Consider the current transfer ratio range if precise switching thresholds are critical for the application design.

Transistor, Photovoltaic Output Optoisolators Part Context

The MOC205R1M belongs to the MOC205 family of small outline optocouplers. This series typically includes variants like MOC205, MOC206, MOC207, and MOC208, which differ primarily in their current transfer ratio specifications. The R1M suffix indicates a specific tape and reel or bulk packaging option provided by the manufacturer for surface-mount assembly.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for equivalents from onsemi, such as the MOC205R2M, which shares similar pinout and functional characteristics. Verify compatibility regarding isolation voltage and package type before substitution. Consult official datasheets to confirm parameter alignment for critical interface applications.