ILQ55-X009T

Transistor, Photovoltaic Output Optoisolators Overview

The ILQ55-X009T is a quad-channel optoisolator manufactured by Vishay Semiconductor Opto Division. It features a Darlington transistor output configuration housed in a 16-SMD package. The device provides an isolation voltage of 5300Vrms, ensuring robust electrical separation between input and output circuits. Each channel supports a current transfer ratio suitable for high-gain applications, with a maximum output current per channel of 16mA. The component operates within a temperature range of -55°C to 100°C and accepts DC input signals.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel architecture providing four independent isolation paths in a single package
• Darlington transistor output structure delivering high current gain for sensitive load driving
• High isolation voltage rating of 5300Vrms for enhanced safety in high-voltage environments
• Surface-mount design compatible with automated assembly processes

Transistor, Photovoltaic Output Optoisolators Applications

• Multi-channel data acquisition systems requiring galvanic isolation
• Industrial control interfaces connecting low-voltage logic to higher voltage domains
• Solid-state relay driver circuits needing multiple isolated outputs
• Medical equipment signal conditioning where high isolation standards are mandatory

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix and tape-and-reel quantity against the manufacturer's latest datasheet before ordering. Confirm that the 16-SMD footprint matches your PCB design constraints. Check for any recent product change notices regarding lead frame material or marking updates. Ensure compatibility with your reflow soldering profile requirements.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multiple isolated channels are required in a compact form factor. The Darlington output offers higher gain than standard phototransistors but may have slower switching speeds. Consider the 16-pin SMD package size relative to available board space. Evaluate if the 5300Vrms isolation level meets the specific safety regulations of your target application.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to Vishay's family of multi-channel optocouplers designed for complex isolation needs. It complements single-channel devices like the 4N35 series by integrating four paths into one unit. The X009T suffix typically denotes a specific tape-and-reel packaging option for surface-mount technology. It serves as a solution for applications previously requiring multiple discrete optocouplers.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers: None identified in provided documentation.