CNX39U300

Transistor, Photovoltaic Output Optoisolators Overview

The CNX39U300 is a single-channel transistor output optocoupler manufactured by onsemi. It features an NPN phototransistor with a base terminal for enhanced switching control and stability. The device provides high isolation capability with a rated insulation voltage of 5300 Vrms. Key electrical parameters include a maximum collector-emitter voltage of 30 V, a collector current rating of 100 mA, and a forward current limit of 100 mA. The unit operates within a temperature range of -40°C to +100°C and is housed in a surface-mount SMD-DIP-6 package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrated base terminal on the phototransistor output for improved switching speed and linearity control
• High-voltage insulation barrier rated at 5300 Vrms for robust signal isolation
• Single-channel configuration designed for compact circuit board layouts

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial automation control systems requiring galvanic isolation
• Power supply feedback loops for voltage regulation
• Signal transmission across isolated ground planes in measurement equipment

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distribution channels due to discontinuation status. Confirm RoHS compliance documentation matches specific manufacturing lot requirements. Validate package integrity upon receipt as the component utilizes bulk packaging. Ensure design-in compatibility with existing PCB footprints before finalizing procurement decisions.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when base-controlled phototransistor performance is required for precise switching applications. Consider the 5300 Vrms isolation rating for safety-critical interfaces. Evaluate the SMD-DIP-6 form factor against available board space constraints. Compare current transfer ratio specifications against load requirements to ensure adequate drive capability.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the CNX39 series of transistor output optocouplers from onsemi. The series is characterized by high isolation voltages and integrated base terminals for optimized performance. The CNX39U300 specifically denotes the version packaged in SMD-DIP-6 format, distinguishing it from through-hole variants like the CNX39U.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not explicitly listed in the provided source material. Verify functional equivalence with CNY172VM or similar NPN phototransistor optocouplers only after confirming pinout and electrical parameter alignment.