ISP321-1GBSM

Transistor, Photovoltaic Output Optoisolators Overview

The ISP321-1GBSM is a high-density mounting phototransistor optically coupled isolator manufactured by Isocom Components. It features a single channel configuration with an infrared LED input and NPN silicon phototransistor output housed in a surface-mount DIP-4 package. The device provides a minimum collector-emitter breakdown voltage of 70V and supports a maximum forward current of 50mA. It offers a high isolation voltage rating of 5300Vrms and operates within a temperature range of -55°C to 125°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High density mounting design for space-efficient applications
• High isolation voltage capability for safety-critical circuits
• NPN silicon phototransistor output for reliable signal transmission

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'GBSM' against official Isocom documentation to confirm lead form, tape-and-reel availability, and RoHS compliance status. Ensure the procurement source provides valid component traceability and authenticity certificates. Cross-reference the datasheet revision date to confirm parameter accuracy before integration into production designs.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-density surface-mount packaging is required alongside robust electrical isolation. The 70V minimum breakdown voltage makes it suitable for moderate voltage switching applications. Verify that the 50mA forward current limit aligns with the driving circuit capabilities and that the operating temperature range meets the environmental requirements of the target application.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP321 series of high-density phototransistor optocouplers from Isocom Components. These devices are designed as alternatives to standard commercial optocouplers, offering specialized parameter selections. The series typically includes various lead forms and packaging options to accommodate diverse PCB layout constraints and manufacturing processes.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct replacements include other Isocom high-density phototransistor optocouplers such as the IS202 or ISP817 series variants, provided pinout compatibility and electrical ratings match the original design requirements.