ISP521-4GBG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP521-4GBG is a quad-channel transistor output optocoupler manufactured by Isocom Components. It integrates four infrared light emitting diodes with NPN silicon phototransistors in a space-efficient dual in line plastic package. The device provides high isolation voltage of 5300Vrms and features a minimum collector-emitter breakdown voltage (BVCEO) of 55V. It supports surface mount configurations and includes options for tape and reel packaging, ensuring 100% electrical parameter testing for reliability.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates four independent channels within a single compact package
• Provides high voltage isolation between input and output circuits
• Utilizes NPN silicon phototransistor output technology
• Supports custom electrical parameter selections

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix configuration against official datasheets to confirm lead spread dimensions and packaging type. Ensure the selected variant matches the required isolation voltage and current transfer ratio specifications for the target circuit design before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-density mounting is required for multi-channel isolation applications. Consider the surface mount option if PCB space is limited. Verify that the 55V BVCEO rating meets the load requirements and confirm compatibility with standard DIP footprint layouts during the schematic capture phase.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TLP521 series family produced by Isocom Components. The series is designed as a replacement for industry-standard optocouplers, offering comparable performance with flexible manufacturing options. Isocom specializes in providing alternatives for discontinued components while maintaining strict adherence to global safety standards.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include TLP521-4 and ISP521-4 variants from the same manufacturer family. Verify pinout compatibility and electrical parameters such as CTR and isolation voltage when cross-referencing with other brands' quad-channel transistor output optocouplers.