ISP321-4XBLG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP321-4XBLG is a quad-channel optoisolator manufactured by Isocom Components 2004 LTD. It features transistor outputs and provides an isolation voltage of 5300Vrms. The device is housed in a 16-DIP package. Key electrical specifications include a maximum forward current of 50mA, a minimum current transfer ratio (CTR) of 50%, and a collector-emitter breakdown voltage of 80V.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel configuration for multi-signal isolation
• High isolation voltage rating of 5300Vrms
• Transistor output stage design

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Communication equipment interface circuits
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix BLG against official datasheets to confirm pinout and packaging details. Ensure compatibility with existing PCB footprints for 16-DIP packages. Confirm that the 5300Vrms isolation rating meets system safety requirements. Check availability status as components may be subject to stock limitations.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when four isolated channels are required within a single package. The 5300Vrms rating suits high-voltage industrial environments. Verify that the 50mA forward current capability aligns with LED drive requirements. Ensure the 80V collector-emitter voltage is sufficient for the load circuit.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP321 series from Isocom Components, which includes single, dual, and quad channel variants. The series is designed for general-purpose isolation applications. Other models in the range include ISP321-1X and ISP321-2X, offering different channel counts while maintaining similar isolation characteristics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other quad-channel optocouplers with comparable 5300Vrms isolation and 16-DIP packaging. Verify pin-to-pin compatibility before substitution. Consider alternatives from manufacturers like Vishay or Broadcom if Isocom stock is unavailable.