ISP844A

Transistor, Photovoltaic Output Optoisolators Overview

The ISP844A is a quad optocoupler from the Isocom Components ISP series, housed in a 16-pin DIP package. It features an AC input configuration with photovoltaic output technology. The device provides high-density mounting capabilities and includes two infrared LEDs connected in inverse parallel for AC drive compatibility. Key electrical specifications include a 5300Vrms isolation voltage rating and a 7.5Vpk isolation voltage. The unit supports a maximum forward voltage of 1.2V to 1.4V and operates within a temperature range of -30°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad channel architecture for high-density circuit integration
• AC input capability utilizing inverse parallel infrared LED configuration
• Photovoltaic output design ensuring galvanic isolation
• High isolation voltage rating for robust noise immunity

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Power supply feedback loops
• Microcontroller interface circuits
• Solid-state relay driver applications

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific manufacturer designation, as sources list both Isocom Components 2004 LTD and ISOCOM. Confirm the package type is 16-DIP (PDIP) and that the device matches the quad-channel AC-input specification. Ensure compliance with required isolation voltage ratings for your specific application environment before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a four-channel isolated interface is required in a compact footprint. The AC input feature simplifies driving circuits without additional rectification components. Consider the 5300Vrms isolation rating for safety-critical applications. Verify thermal operating limits against your system's ambient conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP series of optoisolators, which are designed for general-purpose isolation tasks. The series emphasizes high density and reliability in industrial environments. The ISP844A specifically addresses the need for multiple isolated channels in a single package, reducing board space compared to discrete solutions.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Users should consult official distributor databases or manufacturer cross-reference guides for compatible alternatives.