ISP621-2SM

Transistor, Photovoltaic Output Optoisolators Overview

The ISP621-2SM is a dual-channel optically coupled isolator manufactured by Isocom Components. It integrates infrared light-emitting diodes with NPN silicon phototransistors in a surface-mount package. The device provides high isolation voltage and current transfer ratio, ensuring reliable signal transmission between circuits with different potentials. Key electrical characteristics include a minimum isolation voltage of 5300 Vrms and a peak isolation voltage of 7500 V. The component is designed for space-efficient mounting and features 100% tested electrical parameters to guarantee performance consistency across applications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration for compact circuit design
• High isolation voltage capability for safety
• Surface-mount technology for automated assembly

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'SM' confirms the surface-mount package type as documented in official Isocom datasheets. Ensure the part number matches the exact manufacturer designation to avoid confusion with through-hole variants like TLP621-2. Confirm RoHS compliance status if required by your manufacturing standards. Cross-reference the supplier's documentation against the original manufacturer's specifications to validate authenticity and parameter accuracy before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a dual-channel solution is required for galvanic isolation in space-constrained designs. The surface-mount format facilitates automated PCB assembly processes. Consider the isolation voltage rating relative to the system's operating potential differences. Verify that the phototransistor output characteristics meet the load requirements of the receiving circuitry. Ensure compatibility with the intended signal transmission speeds and impedance levels.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP621 series belongs to Isocom's lineup of high-density mounting phototransistor optically coupled isolators. These devices are engineered as alternatives to standard Toshiba TLP621 series components, offering comparable electrical performance in modern packaging formats. The series emphasizes reliability and high current transfer ratios for industrial and commercial applications requiring robust signal isolation.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The TLP621-2SM is a direct functional equivalent from Toshiba Semiconductor. Both parts share identical pinouts, channel counts, and core electrical specifications. Verify package dimensions and lead spacing compatibility during replacement to ensure proper PCB footprint alignment.