PS9817A-2-AX

Logic Output Optoisolators Overview

The PS9817A-2-AX is a dual-channel logic output optoisolator featuring an AlGaAs infrared LED and a photodetector IC. It supports data rates up to 10 Mbps with a common-mode transient immunity of 15 kV/µs. The device operates with a typical forward voltage of 1.65 V and provides 2500 Vrms isolation. Packaged in an 8-SSOP, it is designed for high-speed digital signal isolation in industrial and automotive environments.

Logic Output Optoisolators Feature Summary

• High-speed digital signal isolation capability supporting 10 Mbps data transmission
• Robust noise immunity characterized by 15 kV/µs common-mode transient rejection
• Active-low logic output configuration utilizing open collector architecture
• Integrated photodetector IC paired with an AlGaAs light-emitting diode

Logic Output Optoisolators Applications

• Industrial automation control systems requiring signal isolation
• Automotive electronic control units (ECUs) for noise-sensitive interfaces
• Communication gateways and network interface circuits
• Microcontroller system-on-chip peripheral isolation

Logic Output Optoisolators Procurement Notes

Verify the specific suffix AX against official Renesas documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with 3.3 V or 5 V logic levels as defined in the electrical characteristics table. Cross-reference the datasheet revision date to validate parameter updates before finalizing component selection for production designs.

Logic Output Optoisolators Selection Notes

Select this component when high-speed isolation exceeding standard optocoupler limits is required. The 15 kV/µs CMTI rating makes it suitable for noisy power electronics environments. Compare pinout configurations with existing PCB layouts to ensure mechanical compatibility within the 8-SSOP footprint without redesigning trace routing.

Logic Output Optoisolators Part Context

This device belongs to Renesas' high-speed optocoupler series, designed to replace slower discrete isolation solutions. It integrates advanced GaAlAs LED technology for improved speed and reliability compared to older silicon-based phototransistor outputs. The product line targets modern embedded systems demanding faster communication protocols over isolated barriers.

Logic Output Optoisolators Replacement Considerations

Consult official substitution lists for equivalent high-speed dual-channel isolators. Verify that alternative components match the 10 Mbps speed class and 15 kV/µs CMTI requirements. Ensure pin compatibility and isolation voltage ratings align with the original design constraints.