ISP521-1XSMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The ISP521-1XSMT&R is a single-channel optocoupler manufactured by Isocom Components. It integrates an infrared LED with an NPN silicon phototransistor in a surface-mount package. The device provides electrical isolation between input and output circuits, rated at 5300 Vrms. Key electrical characteristics include a minimum collector-emitter breakdown voltage of 55 V and a maximum forward current of 50 mA. The nominal current transfer ratio is specified at 100%, ensuring efficient signal transmission across the isolation barrier.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an infrared light emitting diode and an NPN silicon photo transistor for optical signal coupling.
• Provides high-voltage electrical isolation between input and output sides to protect sensitive circuitry.
• Designed for space-efficient surface-mount applications requiring reliable digital signal transmission.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems
• Power supply units
• Signal isolation interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify that the specific suffix 'XSMT&R' corresponds to the required tape-and-reel packaging configuration and lead-free compliance status. Confirm that the surface-mount footprint matches the design layout. Ensure the component meets the necessary safety certifications for the target application environment before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel isolation solution with a standard 100% current transfer ratio is required. It is suitable for designs prioritizing compact surface-mount assembly over through-hole alternatives. Consider the 5300 Vrms isolation rating for applications demanding robust separation between high-voltage and low-voltage domains.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TLP521 series family from Isocom Components, which consists of optically coupled isolators. The series typically includes variants with different channel counts, such as dual (TLP521-2) and quad (TLP521-4) configurations. The ISP521-1XSMT&R represents the single-channel version within this established product line.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes within the Isocom portfolio include other TLP521 series variants like the TLP521-2 or TLP521-4 if additional channels are needed. Cross-manufacturer equivalents should be verified for pin compatibility and electrical parameter alignment.