LTV-355T-A

Transistor, Photovoltaic Output Optoisolators Overview

The LTV-355T-A is a single-channel optocoupler manufactured by Lite-On Inc., featuring an infrared LED input and a Darlington transistor output. It provides electrical isolation with a rated isolation voltage of 3,750 Vrms. The device operates within a temperature range of -55°C to 110°C. Key electrical parameters include a maximum forward current of 50 mA, a typical forward voltage of 1.2 V, and a maximum output voltage of 35 V. The minimum current transfer ratio is specified as 600% at an input current of 1 mA and collector-emitter voltage of 2 V.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High current transfer ratio for efficient signal transmission
• Robust electrical isolation between input and output circuits
• Wide operating temperature range suitable for industrial environments

Transistor, Photovoltaic Output Optoisolators Applications

• Digital logic signal transmission and conversion
• Power supply control and switching circuits
• Electrical insulation between systems and impedance transformation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'A' against the manufacturer's official documentation to confirm any distinct marking or compliance variations compared to the standard LTV-355T. Ensure that the sourcing channel provides valid traceability and authenticity certificates. Cross-reference the datasheet specifications to confirm compatibility with your system's isolation voltage requirements and thermal management constraints before finalizing the order.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high gain is required due to its Darlington output structure, which offers a significantly higher current transfer ratio than standard phototransistor outputs. Consider the 35 V maximum output voltage limit when designing the load circuit. The wide temperature range makes it suitable for harsh industrial applications where standard commercial-grade components might fail. Ensure the PCB layout accommodates the SOP-4 package dimensions.

Transistor, Photovoltaic Output Optoisolators Part Context

The LTV-355T-A belongs to the LTV series of optocouplers produced by Lite-On Technology Corporation. This series is designed for general-purpose isolation applications in digital and analog circuits. The 'A' suffix typically denotes a specific manufacturing lot, packaging variation, or compliance standard update, though functional parameters remain consistent with the base LTV-355T model. It is part of a broader family of surface-mount isolation devices.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify compatibility with alternative models based on pinout, isolation voltage, and CTR specifications using official manufacturer cross-reference guides.