ISP321-2XGBG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP321-2XGBG is a high-density mounting phototransistor optically coupled isolator manufactured by Isocom Components 2004 LTD. This component features two independent channels housed in an 8-pin surface mount PDIP package. It provides a high isolation voltage of 5.3 kVrms between input and output circuits. The device utilizes infrared light emitting diodes coupled with NPN silicon phototransistors to ensure reliable signal transmission across isolated boundaries. Key electrical specifications include a collector-emitter breakdown voltage of 80 V minimum, a maximum collector dark current of 100 nA, and a nominal current transfer ratio of 100%. The unit supports a forward current of 50 mA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration for simultaneous signal isolation
• High dielectric isolation strength for safety compliance
• Surface mount packaging for automated assembly efficiency
• Low dark current for improved noise immunity

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Data communication interfaces with ground potential differences
• Power supply feedback loops for voltage regulation
• Microcontroller input/output isolation protection

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the complete part number including suffixes such as G or SMT&R against official datasheets to ensure correct package type and reel specifications. Confirm that the supplier provides valid traceability documentation. Check for RoHS compliance status if required by your manufacturing standards. Ensure storage conditions align with manufacturer recommendations to maintain component integrity prior to assembly.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required within a compact footprint. The 5.3 kVrms rating suits applications with significant ground potential differences. Consider the 100% CTR for logic-level compatibility without additional amplification. Evaluate the surface mount format against available PCB space constraints compared through-hole alternatives.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the ISP321 family of high-density optocouplers. Related variants include single-channel (ISP321-1) and quad-channel (ISP321-4) configurations. Package options range from standard DIP to surface mount versions. The family shares common electrical characteristics while differing in channel count and physical form factor to suit diverse board layout requirements.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes must match the 8-pin SOP/DIP outline, 5.3 kVrms isolation, and dual-channel transistor output topology. Verify pinout compatibility before substitution. Cross-reference with other manufacturers offering equivalent high-density dual optocouplers ensuring identical mechanical dimensions and electrical ratings.