IL256AT-2037-LB

Transistor, Photovoltaic Output Optoisolators Overview

The IL256AT-2037-LB is a transistor output optoisolator manufactured by Vishay Semiconductor Opto Division. It features a single channel with a high isolation voltage of 4000Vrms. The device utilizes an 8-SOIC surface mount package and supports AC or DC input types. Key electrical specifications include a maximum forward current of 60 mA, a typical forward voltage of 1.2V, and a minimum current transfer ratio of 20% at 10mA. The collector-emitter saturation voltage is rated at a maximum of 400mV, with an output voltage capability of 30V.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation between input and output circuits using a transistor-based photovoltaic output structure.
• Designed for surface mount applications within a compact 8-SOIC footprint to facilitate automated assembly.
• Capable of handling both AC and DC input signals while maintaining robust electrical separation.

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors as the part status is listed as obsolete. Confirm that the specific suffix matches required packaging options such as tape and reel or cut tape. Ensure compliance with RoHS3 standards and check for any relevant Product Change Notifications regarding assembly or design updates before finalizing procurement plans.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and low saturation voltage are critical for circuit performance. Consider the 8-SOIC package constraints for PCB layout. Evaluate the current transfer ratio requirements against the driving capabilities of the input source. Verify thermal management needs given the operating temperature range.

Transistor, Photovoltaic Output Optoisolators Part Context

This model belongs to the IL256 series of optoisolators from Vishay. It shares core architectural similarities with other variants in the family but differs in specific packaging and suffix designations. The series is characterized by its use in isolating low-power control signals from higher power sections.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the obsolete status, direct replacements may require functional equivalents from other manufacturers or redesigning the circuit to accommodate available components.