MOC8103S

Transistor, Photovoltaic Output Optoisolators Overview

The MOC8103S is a single-channel transistor output optocoupler manufactured by onsemi. It features an NPN phototransistor output with no base connection, housed in a surface-mount SMD-DIP-6 package. Key electrical specifications include a maximum collector-emitter voltage of 70 V and a maximum collector current of 50 mA. The device provides an isolation voltage of 5300 Vrms and operates within a temperature range of -55°C to +100°C. Power dissipation is rated at 250 mW, with a minimum current transfer ratio of 108%.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation between input control circuits and output load circuits using infrared LED and phototransistor technology.
• Features an NPN phototransistor output configuration without a base terminal for simplified interface design.
• Designed for surface-mount assembly in compact SMD-DIP-6 packages to support automated manufacturing processes.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Power supply feedback loops
• Microcontroller interface circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix and package variant against the official datasheet before ordering. Confirm that the component meets required insulation and safety standards for the target application. Check current availability status as production status may vary. Ensure compatibility with existing PCB footprint and reflow soldering profiles.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and surface-mount form factor are required. Consider the 70 V collector-emitter voltage rating for appropriate load switching capabilities. Evaluate the thermal management requirements given the 250 mW power dissipation limit. Compare current transfer ratio specifications against system gain requirements.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the transistor output optocoupler category from onsemi. It is designed for general-purpose isolation applications where reliable signal transmission across isolated barriers is necessary. The product line typically includes variants with different packaging options and electrical characteristics to suit diverse industrial and consumer electronics needs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The CNY17F3SM is listed as a similar alternative part number. Verify pinout compatibility and electrical parameter equivalence before substitution. Confirm that any replacement meets the same isolation voltage and operating temperature requirements.