VO223AT

Transistor, Photovoltaic Output Optoisolators Overview

The VO223AT is a dual-channel transistor output optocoupler manufactured by Vishay Semiconductor Opto Division. It features an NPN photodarlington output configuration housed in an 8-SOIC surface-mount package. Key electrical parameters include a minimum current transfer ratio of 500%, a maximum collector-emitter voltage of 30 V, and an isolation voltage of 4000 Vrms. The device operates within a temperature range of -40°C to +100°C and supports a forward current of up to 60 mA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High current transfer ratio utilizing silicon NPN photodarlington technology
• Enhanced safety insulation capabilities with 4000 Vrms isolation rating
• Surface-mount design optimized for automated assembly processes

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation against official Vishay documentation to confirm pinout compatibility and performance specifications. Ensure that the selected variant matches the required isolation voltage and current transfer ratio for the intended application environment. Cross-reference the datasheet revision date to guarantee access to the most current technical parameters and reliability data before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high current gain is necessary for driving subsequent stages without additional amplification. The 8-SOIC package facilitates compact PCB layouts compared to through-hole alternatives. Consider the thermal management requirements associated with the specified power dissipation limits during continuous operation in enclosed spaces.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the VO22x series of optocouplers, which are designed for general-purpose isolation applications. The AT suffix typically denotes a specific tape and reel packaging format suitable for high-volume surface-mount manufacturing. It serves as a robust alternative to traditional relay-based switching mechanisms in modern electronic designs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include the VO221AT and VO222AT from the same manufacturer series. Verify that any replacement maintains identical pin configurations and electrical characteristics to ensure seamless integration into existing circuit boards without redesigning the footprint or schematic.