IS725XSMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The IS725XSMT&R is a surface-mount optically coupled isolator manufactured by Isocom Components. It integrates an infrared LED with a high-voltage NPN silicon photo-Darlington output featuring an integral base-emitter resistor. The device provides electrical isolation of 5.3 kVrms and 7.5 kV peak. Key electrical parameters include a minimum current transfer ratio of 1000%, a minimum collector-emitter breakdown voltage (BVCEO) of 300V, and a maximum collector dark current of 1μA at 200V VCE. It operates within a temperature range of -40°C to +85°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability for safe circuit separation
• High current transfer ratio ensures efficient signal transmission
• Integral base-emitter resistor optimizes switching speed and elevated temperature performance
• Low collector dark current maintains stability under high voltage conditions

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 official documentation to confirm surface-mount tape-and-reel packaging and lead form specifications. Ensure that the ordering part number matches the required isolation voltage and current transfer ratio requirements for the target application. Cross-reference the datasheet for environmental compliance and thermal operating limits before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high voltage isolation and high current gain are required in a compact surface-mount package. The integrated base-emitter resistor simplifies drive circuit design by optimizing switching characteristics. Consider the 300V BVCEO rating for applications involving high-side switching or interfacing with high-potential circuits where standard transistors may fail.

Transistor, Photovoltaic Output Optoisolators Part Context

The IS725 series belongs to Isocom's line of high-voltage Darlington output optocouplers. This family is designed for robust signal isolation in industrial and consumer electronics. The XSMT&R variant specifically denotes the surface-mount version with tape-and-reel packaging, facilitating automated assembly processes while maintaining the high-performance electrical characteristics of the through-hole original.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers: IS725X, H11G1X, IS660, IS7000.