ISP817DSMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The ISP817DSMT&R is a surface-mount phototransistor optocoupler manufactured by Isocom Components. It features a single channel with DC input and an NPN phototransistor output housed in a SMD-4 package. Key electrical parameters include a maximum forward voltage of 1.4V, a maximum input current of 50mA, and an isolation voltage of 5300 Vrms. The device exhibits typical rise and fall times of 4µs and 3µs respectively, with a minimum current transfer ratio of 200% and a maximum of 600%.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-density mounting capability through its compact surface-mount design.
• Ensures robust electrical isolation between input and output circuits.
• Delivers high current transfer efficiency for signal transmission.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Power supply feedback loops
• Signal isolation in communication interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'SMT&R' to confirm surface-mount tape-and-reel packaging configuration. Ensure compatibility with standard reflow soldering profiles for SMD-4 packages. Cross-reference datasheet specifications against target circuit requirements to validate isolation voltage and current transfer ratio margins.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when space-constrained designs require high-speed switching characteristics within a small footprint. The high CTR range supports direct interfacing with logic outputs without additional amplification. Verify thermal dissipation limits under continuous operation conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP817 series of high-density optically coupled isolators. It serves as a modern alternative to traditional through-hole DIP variants, offering equivalent electrical performance in a surface-mount form factor suitable for automated assembly processes.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct pin-compatible replacements may exist within the same manufacturer's portfolio or industry-standard equivalents. Verify package dimensions and electrical ratings before substitution.