CNC1S171R

Transistor, Photovoltaic Output Optoisolators Overview

The Panasonic CNC1S171R is a transistor output optoisolator housed in a 4-DIP (0.400, 10.16mm) package. It provides isolated signal transmission with a minimum isolation voltage of 5000 Vrms. Key electrical characteristics include a current transfer ratio greater than 50%, typical response times of 2 µs for rise and 3 µs for fall, and low dark current below 100nA. The device supports various international safety certifications including UL, VDE, CSA, BSI, SEMKO, DEMKO, NEMKO, and FIMKO.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage isolation between input and output circuits for safe signal transmission
• Delivers high current transfer efficiency exceeding 50% for reliable switching performance
• Features fast digital response speeds suitable for time-sensitive applications
• Maintains extremely low leakage current to ensure circuit stability when off

Transistor, Photovoltaic Output Optoisolators Applications

• Isolated signal transmission in industrial automation systems
• Interface circuits connecting different voltage domains
• Digital signal isolation in control systems

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific ordering suffix to confirm compliance requirements such as halogen-free status or tape-and-reel packaging options. Ensure the selected variant matches the required safety certification approvals for your target market. Cross-reference the full part number against official Panasonic documentation to confirm pinout compatibility and package dimensions before integration into design files.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and fast switching are required for transistor-coupled logic interfaces. Consider the CTR range and response times relative to the driving circuit capabilities. Verify that the DIP package fits the available board space and thermal constraints. Confirm that the required safety agency approvals align with the final equipment regulations.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the Panasonic CNC1S series of optoisolators designed for general-purpose isolated signal transmission. The series offers various configurations to meet different isolation and speed requirements. The CNC1S171R specifically utilizes a phototransistor output architecture within a standard dual-in-line package format common in legacy and robust industrial designs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Potential substitutes include the Panasonic CNC1S101 and other generic phototransistor optoisolators like the TIL111. Verify that replacement parts match the 5000 Vrms isolation rating and 4-DIP package footprint. Ensure the alternative device meets the same safety certification standards required by the original design specification.