ISD201SM

Transistor, Photovoltaic Output Optoisolators Overview

The ISD201SM is a high-density phototransistor optically coupled isolator manufactured by Isocom Components. It integrates an infrared light emitting diode with an NPN silicon photo transistor to provide electrical isolation. The device features a maximum isolation voltage of 5300Vrms and supports a single channel configuration. Key electrical parameters include a typical rise time of 2µs, a typical fall time of 11µs, and a maximum forward voltage of 1.65V. The current transfer ratio ranges from a minimum of 40% to a maximum of 80%, with a maximum input current rating of 60 mA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an infrared LED with an NPN silicon phototransistor for signal transmission across isolation barriers
• Provides high-voltage electrical isolation between input and output circuits
• Designed for high-density applications requiring compact optical coupling solutions

Transistor, Photovoltaic Output Optoisolators Applications

• General purpose digital signal isolation in industrial control systems
• Isolation interfaces for microprocessor-based logic circuits
• Signal transmission in solid state relay drivers

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'SM' against the manufacturer's official datasheet to confirm package type and lead frame configuration. Ensure the component meets required safety certifications such as VDE 0884 if used in regulated environments. Cross-reference the part number with authorized distributors to confirm availability and authenticity, as variations may exist within the ISD series.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel phototransistor output is required for low-speed digital isolation. Consider the 5300Vrms isolation rating for applications demanding robust barrier protection. Evaluate the current transfer ratio range to ensure sufficient output drive capability for the downstream load. Verify that the 60mA maximum input current aligns with the driving circuit's capabilities.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISD201SM belongs to the ISD series of high-density phototransistor optocouplers produced by Isocom Components. This series typically includes variants like ISD201, ISD202, and ISD203, which differ primarily in pin configurations or internal layouts while maintaining similar core isolation characteristics. These devices are designed to replace traditional transformer-coupled solutions in space-constrained designs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct replacements within the same family include ISD201, ISD202, and ISD203, provided pin compatibility is verified. Generic equivalents from other manufacturers offering single-channel phototransistor outputs with comparable isolation voltages may also be suitable if electrical parameters match.