CNY17-4X

Transistor, Photovoltaic Output Optoisolators Overview

The CNY17-4X is a single-channel optocoupler manufactured by Isocom Components 2004 LTD. It integrates an infrared emitting diode with an NPN silicon phototransistor featuring a base terminal for enhanced switching control. The device provides high isolation voltage of 5300Vrms and operates within a temperature range of -55°C to 100°C. Key electrical parameters include a maximum collector-emitter saturation voltage of 400mV, a typical rise time of 2µs, and a typical fall time of 11µs. The unit is housed in a 6-pin DIP package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an infrared LED with an NPN phototransistor including a base pin for improved switching performance
• Provides robust electrical isolation between input and output circuits
• Designed for general-purpose signal transmission and logic interface applications

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation
• Logic level interfacing
• Switching power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical characteristics such as Current Transfer Ratio (CTR) ranges and isolation voltage ratings. Ensure the package type matches the required PCB footprint. Confirm compliance with relevant safety standards if used in certified equipment. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a standard NPN phototransistor output with base access is required for faster switching or better linearity compared to basic transistor outputs. Consider the 5300Vrms isolation rating for applications requiring reinforced insulation. Evaluate the thermal operating range to ensure suitability for the intended environmental conditions. Compare CTR specifications against circuit drive requirements to ensure adequate signal transfer margins.

Transistor, Photovoltaic Output Optoisolators Part Context

The CNY17 series represents a family of single-channel optocouplers widely used in industrial and consumer electronics. This specific variant utilizes a 6-pin DIP configuration, offering a compact solution for isolating low-voltage digital signals from higher voltage analog or power circuits. The inclusion of a base terminal on the phototransistor allows for external biasing or faster discharge of junction capacitance.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Compatible substitutes include CNY17-1, CNY17-2, and CNY17-3 variants from the same manufacturer, provided their specific CTR and speed characteristics align with the design requirements. Other manufacturers' equivalent single-channel DIP-6 optocouplers may serve as replacements if pinout and electrical specs match.