4N38300W

Transistor, Photovoltaic Output Optoisolators Overview

The onsemi 4N38300W is a single-channel optocoupler featuring an infrared LED and a phototransistor output with a base terminal. It provides high isolation voltage of 5300Vrms, ensuring robust signal transmission in electrically noisy environments. The device operates within a temperature range of -40°C to 100°C and utilizes a 6-DIP package for through-hole mounting. Typical switching times are 5µs for both turn-on and turn-off, supporting efficient digital signal isolation.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability for reliable noise immunity
• Integrated base terminal on the phototransistor for improved switching speed control
• Wide operating temperature range suitable for industrial applications

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial process control systems requiring galvanic isolation
• Power supply feedback loops for safety compliance
• Microcontroller interface circuits for signal level shifting

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix '300W' against official datasheets to confirm the 5300Vrms isolation rating, as standard 4N38 variants may differ. Ensure compatibility with existing PCB footprints for 6-DIP packages. Confirm RoHS compliance status for current production runs. Cross-reference manufacturer part numbers to avoid confusion with similar series components lacking the base terminal feature.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage is critical alongside fast switching performance. The integrated base allows for external resistor adjustment to optimize rise/fall times. Compare against standard 4N38 models if lower isolation ratings are acceptable. Consider thermal management requirements given the wide operating temperature range. Validate input current limits against driving circuit capabilities.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the 4N38 series of optocouplers, distinguished by its enhanced isolation voltage compared to standard variants. It serves as a key element in safety-critical isolation barriers. The series is widely recognized for reliability in industrial and consumer electronics. Understanding its position within the broader optocoupler family aids in system design and replacement strategies.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include other 4N38 variants with verified 5300Vrms isolation ratings. Check pinout compatibility before swapping. Ensure equivalent CTR and switching speed specifications match application needs.