ISP845-3SMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The ISP845-3SMT&R is a surface-mount optically coupled isolator manufactured by Isocom Components. It integrates an infrared LED with an NPN silicon photodarlington output in a compact package. Key electrical parameters include a minimum current transfer ratio of 600%, an isolation voltage of 5.3 kVrms, and a peak isolation voltage of 7.5 kV. The device features a typical rise time of 4µs and a fall time of 3µs, with a maximum forward voltage of 1.4V and a maximum input current of 50 mA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates infrared light emitting diode with NPN silicon photodarlington for high-density mounting
• Provides high current transfer ratio capability for efficient signal transmission
• Offers high isolation voltage rating for safety between different potential systems

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix SMT&R confirms tape-and-reel packaging when ordering. Confirm that the part number corresponds to the three-channel variant as indicated by the -3 designation. Ensure compatibility with surface-mount assembly processes. Check for any custom electrical selection requirements if standard parameters do not meet specific circuit designs.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications requiring high current transfer efficiency and robust isolation in a small form factor. The photodarlington output provides high gain, suitable for driving loads directly. Consider the surface-mount configuration for automated assembly and space-constrained PCB layouts. Verify thermal management requirements for the specific operating environment.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP845 series belongs to Isocom's line of high-density mounting photodarlington optically coupled isolators. These devices are designed to replace common commercial optocouplers while offering enhanced performance characteristics. The series includes various channel configurations and packaging options to suit diverse industrial and consumer electronics applications.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

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