PS9331L-E3-AX

Isolators - Gate Drivers Overview

The PS9331L-E3-AX is a single-channel high-speed optocoupler gate driver manufactured by CEL. It features an SDIP-6 Gull Wing package and utilizes a Photodarlington output type. Key electrical parameters include a maximum forward current of 10 mA, a typical forward voltage of 1.56 V, and a power dissipation rating of 250 mW. The device exhibits rise and fall times of 40 ns each. It operates within a temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Provides galvanic isolation for driving power semiconductor devices such as MOSFETs, IGBTs, and SiC transistors.
• Delivers peak output currents ranging from 0.8 A to 5 A depending on the specific variant configuration.
• Ensures signal integrity through high common-mode transient immunity characteristics.

Isolators - Gate Drivers Applications

• Industrial power supply systems
• Photovoltaic inverter circuits
• On-board electric vehicle chargers

Isolators - Gate Drivers Procurement Notes

Verify the manufacturer designation carefully, as this component is historically associated with CEL but may be listed under Renesas Electronics due to corporate acquisitions. Confirm the specific suffix (E3) indicates RoHS compliance status. Ensure the ordering quantity aligns with the factory reel packaging requirements, which typically specify minimum order multiples of 2000 units. Cross-reference the datasheet revision to confirm pinout compatibility with existing designs.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching and robust isolation are required for power electronics. The 5000Vrms isolation rating supports safety standards in industrial environments. Consider the 175ns propagation delay for timing-sensitive applications. The wide operating temperature range makes it suitable for automotive and harsh industrial conditions. Verify that the input current requirements match the driving circuit capabilities.

Isolators - Gate Drivers Part Context

This part belongs to the PS9331L series of isolated gate drivers designed for replacing traditional transformer-based drive solutions. It integrates an infrared LED emitter with a photodarlington receiver to provide compact, reliable isolation. The series is engineered for high reliability and aging resistance, ensuring long-term performance in critical power conversion applications.

Isolators - Gate Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Users should consult official manufacturer cross-reference lists or engineering change notices for verified alternatives.