CNY17F1W

Overview

The onsemi CNY17F1W is a single-channel optoisolator featuring a transistor output, housed in a standard 6-DIP package. It provides 5300Vrms of isolation between input and output circuits. The device utilizes an infrared LED coupled to a silicon phototransistor for signal transmission. This component is designed for applications requiring electrical isolation and noise immunity in digital signal interfaces.

Feature Summary

• Single-channel configuration with transistor output
• High voltage isolation capability of 5300Vrms
• Standard 6-pin DIP packaging for through-hole mounting

Applications

• Digital signal interface isolation
• Microprocessor system isolation
• Power supply feedback loops

Procurement Notes

Verify the specific suffix 'W' against official datasheets to confirm pinout and isolation ratings match requirements. Confirm current manufacturing status as availability may vary. Ensure compatibility with existing PCB footprints and thermal management strategies during integration.

Selection Notes

Select this component when high isolation voltage is required in a compact DIP package. Consider the switching speed and current transfer ratio limits for high-frequency applications. Evaluate environmental operating ranges and certification requirements such as UL or IEC standards for end-product compliance.

Part Context

This part belongs to the CNY17 series of optocouplers from onsemi. These devices are widely used for general-purpose isolation tasks. The CNY17 family offers various output types and isolation levels to suit different circuit design needs.

Replacement Considerations

Check for direct replacements like CNY17F-1G or equivalent parts from other manufacturers ensuring matching isolation voltage, pinout, and package dimensions.