ISP521-2G

Transistor, Photovoltaic Output Optoisolators Overview

The ISP521-2G is a high-density mounting phototransistor optically coupled isolator manufactured by Isocom Components. It integrates an infrared light emitting diode and an NPN silicon photo transistor within a space-efficient dual in line plastic package. The device provides electrical isolation between systems of different potentials and impedances, ensuring signal transmission stability and reliability. Key specifications include a minimum current transfer ratio of 50%, a high isolation voltage of 5.3 kV RMS, and a collector-emitter breakdown voltage of 55 V. All electrical parameters are tested to ensure consistent performance.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High current transfer ratio for efficient signal conversion
• High isolation voltage for safe operation in high-voltage environments
• High collector-emitter breakdown voltage for enhanced reliability
• Space-efficient dual in line plastic packaging

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the manufacturer designation matches Isocom Components Ltd. Confirm the part number suffix 'G' indicates the 10mm lead spread option as documented in official datasheets. Ensure the component type is identified as a phototransistor optically coupled isolator with the specified electrical characteristics before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-density mounting is required alongside robust electrical isolation. The 10mm lead spread variant is suitable for applications needing specific pin spacing. Consider the minimum 50% current transfer ratio and 55V breakdown voltage for circuit design compatibility. Verify that the dual in line plastic package fits the available board space constraints.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP521-2G belongs to the TLP521 series of optically coupled isolators produced by Isocom Components. This series includes variants such as TLP521, TLP521-2, and TLP521-4, all sharing similar core technologies involving infrared LEDs and NPN silicon phototransistors. The 'G' suffix specifically denotes the 10mm lead spread configuration within this family.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Compatible substitutes within the same product family include TLP521-2GB and TLP521-2XGB. These parts share identical functional descriptions and electrical characteristics. Verify that any replacement maintains the 10mm lead spread requirement if physical footprint compatibility is critical.