PC817XI2

Transistor, Photovoltaic Output Optoisolators Overview

The PC817XI2 is a transistor output optoisolator manufactured by Sharp Microelectronics. It features a single channel with a 5000Vrms isolation voltage rating. The device utilizes a surface-mount 4-SMD package configuration. Key electrical characteristics include a maximum collector-emitter saturation voltage of 200mV and an output current capability of 30mA per channel. The input forward current is rated at 50mA, providing standard DC voltage isolation capabilities for signal transmission between isolated circuits.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation between input and output circuits using a phototransistor output structure.
• Designed for surface-mount assembly to facilitate compact electronic board layouts.
• Offers high isolation voltage rating suitable for protecting low-voltage control circuits from higher voltage loads.

Transistor, Photovoltaic Output Optoisolators Applications

• Signal isolation in microcontroller interfacing circuits
• Switching applications in power supply feedback loops
• Noise immunity enhancement in industrial control systems

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix and packaging type against the official datasheet before ordering, as variations exist within the PC817 family. Confirm that the component status is acceptable for your design lifecycle, as availability may vary. Ensure the selected variant matches the required isolation voltage and package dimensions for your PCB footprint.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a cost-effective, single-channel transistor output isolator is required for moderate speed applications. Consider the 5000Vrms isolation rating for safety compliance needs. Evaluate the surface-mount package constraints against your assembly capabilities. Compare current transfer ratio requirements if precise analog linearity is not critical.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the widely used PC817 series of optocouplers, known for general-purpose isolation tasks. The series typically includes various package options and suffixes denoting specific mechanical or environmental certifications. It serves as a standard solution for basic digital signal isolation in consumer and industrial electronics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative transistor-output optocouplers by comparing pinout configurations, isolation voltages, and current transfer ratios manually.