MOC119

Transistor, Photovoltaic Output Optoisolators Overview

The MOC119 is a single-channel optoisolator manufactured by onsemi, featuring a Darlington transistor output. It provides high isolation voltage of 5300Vrms and operates within a temperature range of -55°C to 100°C. The device supports a maximum DC forward current of 60 mA and delivers an output current of 150 mA per channel with a minimum current transfer ratio of 300% at 10 mA input. Key electrical parameters include a maximum output voltage of 30 V, a typical forward voltage of 1.15 V, and a maximum saturation voltage of 1 V. Switching characteristics specify typical turn-on and turn-off times of 3.5 µs and 95 µs, respectively.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation capability with 5300Vrms rating for robust circuit separation
• Darlington transistor output configuration providing high current gain
• Wide operating temperature range suitable for demanding environments
• Fast switching performance with low propagation delay

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Solid-state relay interfaces
• Microcontroller input/output isolation
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors as the MOC119 is marked as obsolete. Confirm package integrity and pin alignment upon receipt. Check datasheet revisions for any historical parameter updates. Ensure storage conditions meet moisture sensitivity level requirements before assembly.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and high current drive capability are required in a compact DIP package. Consider the Darlington output structure for applications needing significant current amplification from low-level control signals. Evaluate thermal management needs given the wide operating temperature range and potential power dissipation in saturated states.

Transistor, Photovoltaic Output Optoisolators Part Context

The MOC119 belongs to onsemi's legacy optocoupler portfolio, designed for general-purpose isolation tasks. It utilizes infrared LED technology coupled with a Darlington phototransistor array. The 6-DIP package facilitates through-hole mounting on printed circuit boards. This part represents a standard solution for isolating low-voltage digital circuits from higher-voltage analog or power sections.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The LTV-715F from Lite-On is documented as a similar replacement option. Verify pinout compatibility and electrical specifications against original design requirements before substitution.