K817P2

Transistor, Photovoltaic Output Optoisolators Overview

The K817P2 is a single-channel through-hole optocoupler manufactured by Vishay Semiconductor Opto Division. It features a phototransistor output and utilizes a 4-DIP package for standard mounting. The device provides DC isolation with a test voltage of 5000 VRMS. Key electrical parameters include a maximum collector current of 50mA, a maximum forward current of 60mA, and an output voltage rating of 70V. The component supports endstacking to 2.54 mm spacing and offers a selected current transfer ratio.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage DC isolation between input and output circuits
• Features a phototransistor output stage for signal transmission
• Designed for endstacking compatibility with standard 2.54 mm spacing

Transistor, Photovoltaic Output Optoisolators Applications

• General purpose signal isolation in industrial control systems
• Interface circuits requiring galvanic separation
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation against official Vishay documentation to confirm exact performance characteristics, as suffixes may indicate variations in current transfer ratio or packaging. Ensure that the procurement source provides authentic components from authorized channels to guarantee compliance with specified isolation voltages and thermal ratings.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a robust phototransistor output is required for moderate speed applications. Consider the 5000 VRMS isolation capability for safety-critical interfaces. Evaluate the 50mA collector current limit against load requirements. Confirm that the DIP-4 package fits the available PCB footprint and assembly constraints.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the K817 series of optoisolators produced by Vishay Semiconductor Opto Division. The series is characterized by its reliability and standardized pinout for easy integration into existing designs. The K817P2 variant specifically denotes the phototransistor output configuration within this family.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Compatible substitutes include other Vishay parts within the K817 series, such as the K817P, provided they meet the same isolation voltage and current specifications. Cross-reference datasheets to ensure equivalent CTR ranges and package dimensions before substitution.