IS725SMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The IS725SMT&R is a surface mount optically coupled isolator from Isocom Components, featuring an infrared LED and a high-voltage NPN silicon photo-Darlington output. It includes an integral base-emitter resistor to optimize switching speed and elevated temperature performance. The device offers a minimum current transfer ratio of 1000%, a maximum collector dark current of 1µA at 200V VCE, and a minimum BVCEO of 300V. It provides high isolation voltage ratings of 5.3kVRMS and 7.5kVPK within a standard 6-pin dual in-line plastic package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High current transfer ratio with a minimum rating of 1000% for efficient signal transmission
• Integrated base-emitter resistor designed to enhance switching speed and thermal stability
• High breakdown voltage capability with a minimum BVCEO of 300V
• Low collector dark current specification of 1µA maximum at 200V VCE

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 SMT&R confirms the tape and reel packaging format required for automated assembly processes. Ensure the component meets the necessary environmental compliance standards for the target application. Cross-reference the manufacturer's latest datasheet to confirm pinout compatibility and absolute maximum ratings before integration into the design.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high gain and fast switching are required in a compact surface mount form factor. The integrated resistor simplifies circuit design by reducing external component count. Consider the 300V breakdown voltage for applications requiring robust isolation against high transient voltages. Evaluate the low dark current for precision analog or sensitive digital interfaces.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the IS725 series of high-voltage Darlington output optocouplers manufactured by Isocom Components. The series is characterized by its ability to handle high isolation voltages and provide significant current gain. The SMT&R designation indicates a surface mount variant optimized for modern PCB assembly techniques while maintaining the electrical performance of through-hole equivalents.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.