CNY17F2300

Overview

The CNY17F2300 is a single-channel transistor output optocoupler manufactured by onsemi. It integrates an aluminum gallium arsenide (AlGaAs) infrared emitting diode with an NPN silicon phototransistor in a six-pin surface-mount package. The device provides electrical isolation with a rated insulation voltage of 5300 Vrms. Key electrical parameters include a maximum collector-emitter voltage of 80 V, a forward current of 60 mA, and a typical current transfer ratio of 125%. The component supports a wide operating temperature range from -40°C to +100°C.

Feature Summary

• Integrates an AlGaAs infrared LED with an NPN silicon phototransistor for high-speed signal transmission.
• Provides robust galvanic isolation between input and output circuits.
• Designed for surface-mount assembly to facilitate automated PCB manufacturing.

Applications

• Industrial control systems requiring isolated signal interfaces
• Power supply feedback loops for voltage regulation
• Communication interface isolation in data acquisition equipment

Procurement Notes

Verify the specific suffix designation against the manufacturer's latest datasheet to confirm pinout compatibility and isolation voltage ratings. Ensure that the selected variant meets the required thermal management specifications for the intended operating environment. Cross-reference the component marking code with official documentation to authenticate the source and prevent counterfeit components.

Selection Notes

Select this component when high isolation voltage and compact surface-mount form factors are required. Evaluate the current transfer ratio requirements to ensure adequate signal coupling efficiency under varying temperature conditions. Confirm that the reverse voltage capabilities of the phototransistor align with the circuit design constraints to prevent breakdown during transient events.

Part Context

This part belongs to the CNY17 series of optocouplers, which are widely utilized for general-purpose isolation tasks. The series offers various packaging options including through-hole and surface-mount configurations. These devices are engineered to provide reliable performance in environments demanding strict electrical safety standards and noise immunity.

Replacement Considerations

Compatible substitutes include the CNY17F2TVM and CNY172300W. Verify pin configuration and isolation voltage specifications before substitution to ensure circuit compatibility.