PS9531L2-V-AX

Isolators - Gate Drivers Overview

The PS9531L2-V-AX is a high-speed logic output optocoupler manufactured by CEL, now part of Renesas Electronics. It features a single channel with a Photo IC output capable of delivering a maximum continuous output current of 2.5 A. The device provides 5000 Vrms isolation voltage and operates within a temperature range of -40°C to +125°C. Key electrical parameters include a forward current of 10 mA, forward voltage of 1.56 V, reverse voltage of 5 V, and power dissipation of 45 mW or 250 mW depending on conditions. Rise time is 50 ns and fall time is 40 ns.

Isolators - Gate Drivers Feature Summary

• High output current capability of 2.5 A suitable for direct gate driving applications
• High common-mode rejection ratio (CMRR) for noise immunity in switching environments
• Wide operating temperature range supporting industrial and automotive conditions

Isolators - Gate Drivers Applications

• IGBT gate drive circuits
• Power supply feedback loops
• Motor control systems

Isolators - Gate Drivers Procurement Notes

Verify the manufacturer designation as CEL or Renesas Electronics, as ownership transitions may affect labeling. Confirm the specific suffix 'V-AX' corresponds to the required tape and reel packaging format. Ensure the component meets RoHS compliance requirements if specified for your assembly process. Check for any recent Product Change Notifications (PCN) that might impact long-term availability or material composition.

Isolators - Gate Drivers Selection Notes

Select this component when a high-output current driver is needed to directly switch IGBTs or MOSFETs without additional external transistors. The 5000 Vrms isolation rating makes it suitable for high-voltage power conversion topologies. Consider the 2.5 A peak current capability against the load requirements of the target gate driver circuit. Verify that the 8-pin DIP or surface mount package fits the PCB layout constraints.

Isolators - Gate Drivers Part Context

This device belongs to the PS9531 series of high-speed photocouplers designed for power electronics. It integrates an AlGaAs LED input side with a high-speed Photo IC output stage. The series is characterized by fast switching speeds and robust isolation performance, targeting applications requiring reliable signal transmission across high-potential barriers in noisy electrical environments.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes include other parts from the PS9531 family such as the PS9531L3-V-E3-AX. Verify pin compatibility and electrical specifications before substitution. Note that some distributors list this part as discontinued; check for active stock or approved alternates from Renesas.