CNX39U

Transistor, Photovoltaic Output Optoisolators Overview

The CNX39U is a single-channel transistor output optocoupler manufactured by onsemi. It features an NPN phototransistor with a base terminal for improved switching performance. The device provides high isolation voltage of 5300 Vrms and operates within a temperature range of -40°C to +100°C. Key electrical parameters include a maximum collector-emitter voltage of 30 V, a forward current of 100 mA, and a power dissipation of 200 mW. It is housed in a 6-DIP package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrated base terminal on the phototransistor output for enhanced switching speed control
• High insulation voltage capability ensuring robust signal isolation between input and output circuits
• Wide operating temperature range suitable for demanding industrial environments

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial process control systems requiring galvanic isolation
• Power supply feedback loops for voltage regulation
• Microcontroller interface circuits for level shifting and noise immunity

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors due to discontinuation status. Confirm RoHS compliance details as specified in official documentation. Ensure packaging type matches design requirements. Check for alternative sources if original stock is unavailable. Validate datasheet revisions before final integration.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and fast switching are required. The integrated base allows for external control of saturation time. Consider thermal management for applications near maximum temperature limits. Verify pin compatibility with existing PCB footprints. Evaluate CTR variations across production batches for consistent performance.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to onsemi's transistor output optocoupler family. It is designed for general-purpose isolation applications. The 6-DIP package offers through-hole mounting convenience. It serves as a reliable solution for digital signal transmission across isolated boundaries.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for direct pin-compatible substitutes from onsemi or other manufacturers. Verify electrical parameter equivalence including isolation voltage and current transfer ratio. Ensure package dimensions match existing board layouts. Review functional similarities before substitution.