IL388T

Transistor, Photovoltaic Output Optoisolators Overview

The IL388T is a high-linearity optocoupler manufactured by Vishay Semiconductor Opto Division, designed for optical data acquisition in telecommunications. It features a single channel with a photodiode output and is housed in an SOP-8 surface-mount package. Key electrical parameters include a current transfer ratio of 0.7%, a rise time of 350 ns, and an isolation voltage of 2130 Vrms. The device operates with a forward current of 10 mA and a forward voltage of 1.8 V, while supporting a reverse voltage of 3 V. Power dissipation is rated at 250 mW, with an operating temperature range from 0°C to +75°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High linearity performance optimized for accurate signal transmission in optical data acquisition applications.
• Integrated photodiode output configuration within a compact SOP-8 surface-mount package.

Transistor, Photovoltaic Output Optoisolators Applications

• Optical data acquisition systems
• Telecommunications equipment

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through official Vishay channels or authorized distributors. Confirm the specific manufacturing date code and lot number against project requirements. Ensure that the SOP-8 package orientation matches PCB footprint specifications. Check for any end-of-life notifications or obsolescence warnings prior to finalizing procurement plans.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high linearity is critical for maintaining signal integrity in optical data links. The SOP-8 package suits space-constrained surface-mount designs. Evaluate the 0.7% current transfer ratio and 350 ns rise time against system bandwidth requirements. Ensure thermal management supports the 250 mW power dissipation limit within the specified temperature range.

Transistor, Photovoltaic Output Optoisolators Part Context

The IL388T belongs to Vishay's portfolio of linear optocouplers, distinct from digital switching variants. It utilizes a photodiode output architecture rather than a transistor or logic gate output. This design choice prioritizes analog signal fidelity over simple on/off state detection, making it suitable for precision measurement tasks in industrial and telecom sectors.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Vishay technical support for direct replacements if this component is obsolete.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the output type of the IL388T?

The IL388T features a photodiode output type.

What is the maximum isolation voltage rating?

The maximum isolation voltage rating is 2130 Vrms.