CNY17F3300

Overview

The CNY17F3300 is a single-channel transistor output optocoupler manufactured by onsemi. It integrates an aluminum gallium arsenide infrared emitting diode with an NPN phototransistor in a six-pin DIP package. The device provides electrical isolation with a rated insulation voltage of 5300 Vrms. Key electrical parameters include a maximum collector-emitter voltage of 70 V, a forward current of 60 mA, and a typical current transfer ratio ranging from 100% to 200%. The unit operates within a temperature range of -40°C to +100°C.

Feature Summary

• Integrates an aluminum gallium arsenide infrared LED with an NPN phototransistor for signal transmission
• Provides high-voltage electrical isolation between input and output circuits
• Features a standard six-pin dual in-line package suitable for through-hole mounting

Applications

• General-purpose digital signal isolation in industrial control systems
• Input/output interface isolation in microcontroller-based applications
• Switching power supply feedback loop isolation

Procurement Notes

Verify the specific suffix designation against the manufacturer's official datasheet to confirm exact electrical characteristics and certification status. Confirm availability status as distribution channels may vary. Ensure the component meets required safety certifications for the target application environment before integration into final designs.

Selection Notes

Select this component when high isolation voltage ratings are required for single-channel applications. Compare performance metrics such as current transfer ratio and switching speeds against alternative models within the CNY17 series. Evaluate package compatibility and thermal management requirements relative to the system's operational constraints and environmental conditions.

Part Context

This part belongs to the CNY17 family of optocouplers produced by onsemi. The family includes various variants distinguished by suffixes indicating different current transfer ratios, packaging types, and safety approvals. These components are widely utilized in applications requiring reliable galvanic isolation between low-voltage control circuits and higher-voltage loads or noisy environments.

Replacement Considerations

Compatible substitutes include other CNY17 series variants such as CNY17F1, CNY17F2, and CNY17F4, provided their specific current transfer ratios and isolation ratings align with design requirements. Verify pinout compatibility and ensure equivalent safety certifications are present for direct replacement scenarios.