K817P1

Transistor, Photovoltaic Output Optoisolators Overview

The K817P1 is a single-channel optoisolator manufactured by Vishay Semiconductor Opto Division, featuring a phototransistor output. It provides a DC isolation test voltage of 5000 VRMS and operates within an ambient temperature range of -40°C to 100°C. The device utilizes a standard 4-DIP through-hole package with a width of 0.300 inches (7.62 mm). Key electrical specifications include a maximum collector-emitter saturation voltage of 300 mV and a current transfer ratio selected between 40% and 80%.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage galvanic isolation for signal transmission between circuits.
• Features endstackable design compatible with standard 2.54 mm spacing.
• Delivers consistent performance across wide industrial temperature ranges.

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in electronic circuits.
• Interface applications requiring robust DC isolation.
• Industrial control systems utilizing through-hole mounting.

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific datasheet version from Vishay Semiconductor Opto Division or authorized distributors to confirm exact parameter tolerances and compliance standards. Ensure the procurement source provides official documentation matching the K817P1 designation to avoid confusion with similar series components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel phototransistor output is required for high-isolation applications. Consider the 4-DIP package constraints and the specified current transfer ratio range. Evaluate thermal requirements against the -40°C to 100°C operating limit before integration into the final design.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the K817 series of transistor output optoisolators from Vishay. The series includes variants such as K817P4 and K817P7, which share similar structural characteristics but may differ in specific testing or packaging configurations. The K817P1 represents a standard configuration within this family.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes within the same series include K817P4 and K817P7. Verify pinout compatibility and isolation voltage ratings before substitution. Cross-reference with other manufacturers' phototransistor optocouplers only if electrical parameters match exactly.