ISQ203X

Transistor, Photovoltaic Output Optoisolators Overview

The ISQ203X is a high-density phototransistor optically coupled isolator manufactured by Isocom Components. It integrates an infrared light-emitting diode with an NPN silicon phototransistor within a space-efficient dual in-line plastic package. The device provides robust electrical isolation capabilities, featuring a high isolation voltage of 5.3kVRMS and a peak withstand voltage of 7.5kVPK. It ensures reliable signal transmission between systems operating at different potentials and impedances. All electrical parameters are subjected to 100% testing during manufacturing to guarantee performance consistency.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage rating of 5.3kVRMS for enhanced safety
• Minimum collector-emitter breakdown voltage (BVCEO) of 70V
• Integrated infrared LED and NPN silicon phototransistor
• Space-efficient dual in-line plastic packaging

Transistor, Photovoltaic Output Optoisolators Applications

• Computer terminals
• Industrial systems controllers
• Signal transmission between systems of different potentials and impedances

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix configuration against official documentation, as options include lead spread variants, surface mount versions, and tape-and-reel packaging. Confirm RoHS compliance status and ensure the selected variant matches the required isolation and breakdown voltage specifications for the target application environment.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications requiring galvanic isolation between low-voltage control circuits and higher-potential loads. The high BVCEO rating supports switching tasks involving moderate voltages. Ensure the chosen package type aligns with PCB layout constraints and assembly methods, considering the available surface mount and through-hole configurations.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISQ203X belongs to the IS20*, ISD20*, and ISQ20* series of optically coupled isolators from Isocom Components. This family utilizes standard infrared LED and NPN phototransistor technology housed in compact plastic packages, designed for general-purpose isolation tasks in industrial and computing environments.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Cross-reference with other high-density phototransistor optocouplers offering similar 5.3kVRMS isolation and NPN output characteristics. Verify pinout compatibility and thermal performance before substitution.