IS725X

Transistor, Photovoltaic Output Optoisolators Overview

The IS725X is a high-voltage Darlington output optically coupled isolator manufactured by Isocom Components. It integrates an infrared light-emitting diode with a high-voltage NPN silicon photo-Darlington transistor featuring an integral base-emitter resistor to optimize switching speed and elevated temperature performance. The device provides a minimum current transfer ratio of 1000% and a breakdown voltage (BVCEO) of 300V min. Key electrical specifications include a maximum collector dark current of 1μA at 200V VCE, a typical input current of 1mA IF, and an isolation voltage of 5.3kVRMS (7.5kVPK).

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability for safe signal transmission between systems of different potentials.
• High current transfer ratio ensures efficient signal coupling with low input drive requirements.
• Integral base-emitter resistor optimizes switching speed and thermal stability.

Transistor, Photovoltaic Output Optoisolators Applications

• Modems
• Copiers and facsimiles
• Numerical control machines
• Signal transmission between systems of different potentials and impedances

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix configuration against the manufacturer's datasheet to ensure correct packaging and lead spread options. Confirm that the required isolation voltage and current transfer ratio meet the target circuit design specifications before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications requiring high voltage isolation and significant current gain from a low input drive. The integrated base-emitter resistor makes it suitable for designs prioritizing switching speed and thermal performance in standard DIP packages.

Transistor, Photovoltaic Output Optoisolators Part Context

The IS725X belongs to the IS725 series of optically coupled isolators. It is designed as a robust solution for industrial and commercial applications where galvanic isolation is critical. The device utilizes a standard 6-pin dual in-line plastic package for through-hole mounting.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not provided in the available documentation. Verify compatibility with existing circuit designs if considering alternative manufacturers or pin-compatible devices.