PS9817A-1-AX

Logic Output Optoisolators Overview

The PS9817A-1-AX is a high-speed optocoupler from Renesas Electronics, featuring an active-low logic output. It operates with a nominal data rate of 10 Mbps and provides a maximum isolation voltage of 2500 Vrms. The device utilizes an AlGaAs light-emitting diode on the input side paired with a photodetector IC for signal transmission. It supports a maximum input forward current of 20 mA and exhibits a propagation delay time of 75 ns. The component is housed in an 8-pin SSOP package and is designed for operation within a temperature range of -40°C to 85°C.

Logic Output Optoisolators Feature Summary

• High-speed signal transmission capability with a 10 Mbps data rate
• Robust electrical isolation up to 2500 Vrms between input and output circuits
• Active-low logic output configuration for direct interface with digital systems
• Integrated photodetector IC ensures reliable performance with low propagation delay

Logic Output Optoisolators Applications

• Industrial automation control systems requiring galvanic isolation
• Motor drive circuits for feedback signal transmission
• Digital communication interfaces needing high common-mode rejection
• Power supply monitoring and protection circuits

Logic Output Optoisolators Procurement Notes

Verify the specific suffix AX indicates reel packaging when sourcing components. Confirm RoHS compliance status matches current regulatory requirements for your region. Ensure the operating temperature range of -40°C to 85°C aligns with your system's thermal environment. Cross-reference the 8-pin SSOP footprint with your PCB design specifications to guarantee mechanical compatibility during assembly.

Logic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required alongside robust noise immunity. The active-low output simplifies logic interfacing in microcontroller-based designs. Consider the 10 Mbps speed limit for applications involving fast switching signals. Evaluate the 2500 Vrms isolation rating against the voltage stress present in your circuit to ensure adequate safety margins.

Logic Output Optoisolators Part Context

This part belongs to the PS9817A series of high-speed photocouplers manufactured by Renesas Electronics. The series includes variants such as the PS9817A-2, which shares similar technical characteristics but may differ in package type or pinout configuration. These devices are engineered for applications demanding rapid signal transfer while maintaining strict electrical separation between isolated domains.

Logic Output Optoisolators Replacement Considerations

Consult official Renesas documentation for qualified substitute part numbers. Verify that any alternative component maintains equivalent isolation voltage, data rate, and package dimensions. Ensure functional compatibility regarding active-low output polarity and propagation delay specifications before implementation.