ISP281A

Transistor, Photovoltaic Output Optoisolators Overview

The ISP281A is a quad-channel optocoupler manufactured by Isocom Components, designed for surface-mount applications. It features four independent phototransistor outputs driven by infrared LEDs, providing electrical isolation between input and output circuits. The device utilizes a compact SMD package to facilitate automated assembly in high-volume production environments. Key specifications include a maximum forward voltage of 1.4V per channel, a typical rise/fall time of 6μs, and an isolation voltage rating of 3750Vrms. It operates within a temperature range of -55°C to 110°C and supports a maximum input current of 50mA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel configuration for multi-signal isolation
• Surface-mount technology for PCB integration
• High isolation voltage capability
• Compliant with RoHS and lead-free standards

Transistor, Photovoltaic Output Optoisolators Applications

• Logic-to-logic isolation in noisy environments
• Line receiver circuits
• Programmable current level sensors
• Computer and peripheral device interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix or variant against official Isocom documentation to ensure compatibility with required pinout and electrical parameters. Confirm that the procurement source provides genuine components with traceable manufacturing data. Check for compliance certifications such as UL and VDE if required for end-product safety standards. Ensure storage conditions align with moisture sensitivity levels specified in the datasheet.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select the ISP281A when multiple isolated channels are needed in a single package to reduce board space. Consider its surface-mount form factor for automated manufacturing processes. Evaluate the 3750Vrms isolation rating against system safety requirements. Compare the 6μs switching speed with circuit timing constraints to ensure adequate performance for the intended application frequency.

Transistor, Photovoltaic Output Optoisolators Part Context

Isocom Components specializes in infrared optoelectronic devices, including optocouplers and photo-switches. The company offers industry-standard replacements and custom parameter selections. The ISP281A belongs to their series of surface-mount optocouplers, targeting applications requiring reliable signal isolation in compact designs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.