IS661X

Transistor, Photovoltaic Output Optoisolators Overview

The IS661X is a high-voltage Darlington output optically coupled isolator manufactured by Isocom Components 2004 LTD. It provides electrical isolation between input and output circuits using infrared light transmission. The device features a single channel configuration housed in a 6-DIP package, designed for robust performance in demanding environments. Key specifications include a breakdown voltage of 5300Vrms, ensuring effective isolation capabilities. This component integrates an infrared emitting diode with a Darlington phototransistor array to achieve high current transfer ratios suitable for switching applications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High-voltage Darlington output structure for enhanced gain
• Single-channel optical isolation design
• Infrared LED coupled with phototransistor array
• 6-DIP package configuration

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Power electronics circuit protection
• High-voltage switching interfaces
• Signal isolation in noisy electrical environments

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation against official Isocom documentation to confirm exact pinout and electrical tolerances. Ensure compatibility with existing PCB footprints for the 6-DIP package. Cross-reference datasheet parameters such as isolation voltage and current transfer ratio with system requirements before procurement to guarantee operational reliability.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and significant current gain are required in a single-channel application. The Darlington configuration offers superior sensitivity compared to standard phototransistors, making it suitable for driving loads directly from low-level input signals. Consider thermal management and package constraints during integration into the final assembly.

Transistor, Photovoltaic Output Optoisolators Part Context

Isocom Components 2004 LTD specializes in infrared optoelectronic devices with over four decades of industry expertise. The company traces its origins to 1982 and has established itself as a trusted manufacturer of optocouplers. The IS661X belongs to their portfolio of high-voltage isolators designed for industrial and commercial applications, reflecting the brand's focus on reliable signal isolation solutions.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other high-voltage Darlington optocouplers from various manufacturers. Verify equivalent isolation ratings and pin configurations before substitution. Generic replacements must match the 6-DIP form factor and provide comparable current transfer characteristics to maintain circuit functionality.