4N363SD

Transistor, Photovoltaic Output Optoisolators Overview

The Fairchild Semiconductor 4N363SD is a general-purpose, six-pin phototransistor optocoupler featuring an infrared emitting diode coupled to a silicon phototransistor with a base terminal. It provides electrical isolation between input and output circuits with a maximum operating temperature of +100°C and a collector-emitter voltage rating of 30V. The device is housed in a 6-SMD, Gull Wing package, designed for reliable signal transmission across isolated boundaries in various electronic applications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an infrared LED with a silicon phototransistor that includes a base terminal for enhanced control and speed characteristics
• Provides robust electrical isolation suitable for general-purpose signal coupling applications
• Designed for surface-mount assembly using a six-pin gull-wing package configuration

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in embedded control systems
• Input/Output expansion in microcontroller-based circuits
• Communication interface isolation for data transmission lines

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the manufacturer origin, as this component is produced by both Fairchild Semiconductor and onsemi. Confirm the specific package type matches your PCB footprint requirements. Ensure the datasheet version aligns with your design specifications regarding electrical ratings and thermal performance before finalizing procurement decisions.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a standard phototransistor output with a base terminal is required for improved switching performance. Consider the 30V collector-emitter voltage limit and +100°C operating temperature range against your circuit's environmental conditions. Verify compatibility with your system's isolation voltage requirements and mounting constraints.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the family of general-purpose six-pin phototransistor optocouplers. It serves as a standard solution for galvanic isolation in digital and analog signal paths. The inclusion of a base terminal distinguishes it from basic phototransistors by allowing external biasing or faster discharge capabilities.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for direct substitutes such as the 4N35 series variants or other generic 6-pin phototransistor optocouplers. Ensure pinout compatibility and equivalent isolation voltage ratings are maintained when substituting.