ISP817-3

Transistor, Photovoltaic Output Optoisolators Overview

The ISP817-3 is a single-channel optocoupler from Isocom Components, featuring a DC input and transistor output. It utilizes surface-mount packaging with four pins. Key electrical parameters include a maximum forward voltage of 1.4V, a typical rise time of 4µs, and a typical fall time of 3µs. The device supports a maximum input current of 50mA and offers an isolation voltage of 5.3kVrms. Current transfer ratio ranges from a minimum of 20% to a maximum of 300%. Operating temperatures span from -30°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation between input and output circuits using infrared technology.
• Features a compact surface-mount package suitable for automated assembly.
• Designed as a direct replacement for standard industry optocouplers.

Transistor, Photovoltaic Output Optoisolators Applications

• Logic-to-logic isolation in noisy environments
• Line receiver applications
• Computer and peripheral device interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., -3) against official datasheets to confirm pinout and electrical characteristics match your design requirements. Ensure the selected package type aligns with your PCB footprint. Confirm compliance with relevant safety standards such as UL or VDE if required by your application. Check for RoHS directive adherence. Validate that the operating temperature range meets your environmental specifications.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel transistor output optocoupler is needed for DC input signals. Consider the 5.3kVrms isolation voltage for high-voltage separation needs. The surface-mount format is ideal for space-constrained designs. Evaluate the current transfer ratio range to ensure sufficient signal transmission for your load. Verify compatibility with existing circuit designs requiring standard optocoupler replacements.

Transistor, Photovoltaic Output Optoisolators Part Context

Isocom Components specializes in infrared optoelectronic devices, offering alternatives to discontinued parts. The ISP series includes various optocouplers designed for commercial and industrial use. These components are manufactured to meet global industry standards. The company provides flexible manufacturing options to meet specific customer requirements. Their products are widely used in isolation and switching applications.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The ISP817-3 is designed as a substitute for standard transistor-output optocouplers. Verify pin compatibility and electrical parameters against original parts like the PC817 series. Ensure the replacement meets the same isolation voltage and current transfer ratio requirements. Check package dimensions for mechanical fit.