PC81105NSZ

Transistor, Photovoltaic Output Optoisolators Overview

The PC81105NSZ is a single-channel optoisolator manufactured by Sharp Microelectronics, featuring a transistor output configuration. It provides an isolation voltage of 5000Vrms and operates within a temperature range of -30°C to 100°C. The device accepts DC input with a maximum forward current of 50 mA and a typical forward voltage of 1.2V. The collector-emitter saturation voltage is limited to 350mV, while the output can withstand up to 70V. The component supports a maximum output current of 30mA per channel and utilizes a standard 4-DIP package for through-hole mounting.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits using a transistor-based optical coupling mechanism.
• Designed for reliable signal transmission in environments requiring robust noise immunity and galvanic separation.
• Utilizes a compact through-hole package suitable for standard printed circuit board assembly processes.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring isolated signal interfaces
• Power supply feedback loops for voltage regulation
• Microcontroller interface circuits for level shifting and protection

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distribution channels due to potential availability issues. Confirm that the specific suffix matches project requirements for lead frame material and compliance standards. Check datasheet revisions for any updates regarding thermal characteristics or mechanical dimensions before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel transistor output is required for moderate speed applications. Ensure the 70V output voltage rating meets the load requirements. Verify that the 30mA output current capability is sufficient for the driven circuit. Consider the 4-DIP package constraints for PCB layout and spacing requirements relative to isolation creepage distances.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the PC8110xNSZ series from Sharp Microelectronics, which offers various current transfer ratio options within the same physical footprint. The series is designed for general-purpose isolation tasks. The PC81105NSZ specifically targets applications needing defined switching times and standard transistor output characteristics for digital signal isolation.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers include FOD817, FOD817A, FOD817B, and FOD817C from onsemi. These alternatives offer similar transistor output configurations but may differ in current transfer ratio specifications and switching speeds. Validate pinout compatibility and thermal performance before substitution.