MOC8104W

Transistor, Photovoltaic Output Optoisolators Overview

The MOC8104W is a single-channel transistor output optoisolator manufactured by onsemi. It provides electrical isolation with an insulation voltage of 5300Vrms. The device features a DC input and an NPN phototransistor output capable of handling a maximum collector-emitter voltage of 30V and a continuous collector current of 50mA. Key electrical parameters include a typical forward voltage of 1.15V, a maximum DC forward current of 100mA, and a saturation voltage of 400mV. The current transfer ratio ranges from 160% to 256% at a forward current of 10mA. Switching characteristics include typical turn-on/turn-off times of 2µs/3µs and rise/fall times of 1µs/2µs. It operates within a temperature range of -55°C to 100°C and is housed in a 6-DIP package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Utilizes a phototransistor output for digital signal transmission
• Designed for through-hole mounting in standard DIP packages

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose digital signal isolation
• Microcontroller interface circuits
• Industrial control systems requiring galvanic isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity as the MOC8104W is listed as obsolete or end-of-life by the manufacturer. Confirm availability through authorized distributors or alternative suppliers. Ensure replacement parts meet identical pinout and electrical specifications. Check for RoHS compliance status if required for specific manufacturing standards. Validate that substitute components offer equivalent isolation voltage and current transfer ratios.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage is required for low-speed digital signals. The 5300Vrms rating suits applications demanding robust noise immunity. Consider the 6-DIP package for prototyping or legacy board designs. Evaluate the current transfer ratio requirements against the driving capability of the input source. Ensure the operating temperature range aligns with the environmental conditions of the target application.

Transistor, Photovoltaic Output Optoisolators Part Context

The MOC8104W belongs to the MOC810 series of transistor output optocouplers from onsemi. This series is designed for general-purpose isolation tasks. The device shares functional similarities with other models in the family but offers specific electrical characteristics tailored for standard digital interfaces. It represents a traditional solution for galvanic isolation before the widespread adoption of higher-speed alternatives.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

MOC8104G is identified as a potential substitute part number.