PS9122-V-F3-AX

Logic Output Optoisolators Overview

The PS9122-V-F3-AX is a high-speed, active-low type optical coupler manufactured by Renesas Electronics. It features an AlGaAs LED input and a logic output with open-collector configuration. The device supports a data rate of 1 Mbps and provides isolation voltage of 3750 Vrms. It exhibits a common-mode transient immunity (CMTI) of 15 kV/µs. The component is housed in a 5-pin Small Outline Package (SOP). It operates with a maximum DC forward current of 25 mA and can sink up to 20 mA per channel.

Logic Output Optoisolators Feature Summary

• High-speed digital output design optimized for low circuit current applications
• Active-low logic output configuration with open-collector structure
• Robust common-mode transient immunity for noise-sensitive environments

Logic Output Optoisolators Applications

• Industrial automation control systems
• Power supply feedback loops
• Communication interface isolation

Logic Output Optoisolators Procurement Notes

Verify the specific suffix -F3-AX against the official Renesas datasheet to ensure correct tape-and-reel packaging and moisture sensitivity level compliance. Confirm that the 5-SO package footprint matches the target PCB design requirements before finalizing procurement orders.

Logic Output Optoisolators Selection Notes

Select this component when high-speed signal transmission is required alongside galvanic isolation. The active-low output and 1 Mbps data rate make it suitable for digital communication interfaces. Ensure the system voltage does not exceed the absolute maximum rated power supply voltage specified in the electrical characteristics table.

Logic Output Optoisolators Part Context

This part belongs to the PS9122 family of high-speed optocouplers from Renesas Electronics. The family includes variants with different packaging and reel options, such as the PS9122-V-F3-AX-L. These devices are designed to replace older photocoupler technologies in modern compact electronic designs requiring reliable signal isolation.

Logic Output Optoisolators Replacement Considerations

Check for direct substitutes like the PS9122-F3-AX-L if availability is constrained. Verify pin compatibility and electrical parameters such as CTR and propagation delay before substituting with other manufacturers' high-speed optocouplers.

Logic Output Optoisolators FAQ

What is the common-mode transient immunity of the PS9122-V-F3-AX?

The device has a common-mode transient immunity (CMTI) of 15 kV/µs.

Is the output of the PS9122-V-F3-AX active-high or active-low?

The PS9122-V-F3-AX is an active-low type isolator with an open-collector output.