CNY17F4300W

Overview

The onsemi CNY17F4300W is a single-channel optocoupler housed in a 6-pin MDIP package. It features DC input with a maximum forward voltage of 1.65V and a maximum input current of 60mA. The device provides an isolation voltage of 7500V AC, ensuring robust electrical separation. Key performance metrics include a typical rise time of 6μs and a typical fall time of 24μs. The current transfer ratio ranges from a minimum of 160% to a maximum of 320%. It operates within a temperature range of -40°C to 100°C and complies with EN, IEC, and UL standards.

Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Utilizes a through-hole mounting configuration for secure PCB integration
• Ensures reliable signal transmission via direct current input control

Applications

• Industrial control systems requiring galvanic isolation
• General-purpose signal switching applications
• Low-speed data transmission interfaces

Procurement Notes

Verify the specific suffix against official datasheets to confirm pinout and isolation ratings. Ensure compatibility with existing thermal management requirements given the operating temperature limits. Confirm that the chosen packaging aligns with automated assembly processes if applicable. Cross-reference certification marks such as UL or IEC with target market regulations before finalizing procurement decisions.

Selection Notes

Select this component when high isolation voltage is critical for safety compliance. Consider the current transfer ratio variations for circuit gain calculations. Evaluate the package type against available board space and mounting constraints. Assess the speed characteristics against signal frequency requirements to ensure adequate response times.

Part Context

This part belongs to the CNY series of optocouplers, designed for general-purpose isolation tasks. The series is known for providing reliable performance in industrial and consumer electronics. The specific model variant offers standardized pin configurations compatible with common DIP footprints used in legacy and modern designs alike.

Replacement Considerations

Check for equivalent parts with matching isolation voltages and current transfer ratios. Verify pin compatibility to avoid redesigning the printed circuit board layout. Ensure replacement components meet the same regulatory certifications required by the original design specifications.