ACPL-P346-000E

Overview

The ACPL-P346-000E is a single-channel logic output optocoupler designed for power and SiC MOSFET gate drive applications. It features a rail-to-rail output capable of delivering up to 2.5A peak current. The device utilizes an AlGaAs LED source with a 3750Vrms isolation voltage. Key electrical parameters include a maximum forward voltage of 1.95V, typical rise time of 8ns, and fall time of 8ns. Operating temperature ranges from -40°C to +105°C.

Feature Summary

• Provides high-speed signal isolation with rail-to-rail output voltage swing
• Capable of driving power, GaN, and SiC MOSFETs directly
• Ensures robust circuit protection via high dielectric isolation

Applications

• Power MOSFET gate driving
• SiC MOSFET gate driving
• GaN transistor switching circuits

Procurement Notes

Verify the specific ordering suffix against official Broadcom documentation to ensure correct packaging and lead times. Confirm that the component meets required safety certifications such as UL 1577 or IEC standards for the intended application environment. Cross-reference datasheet revisions to avoid discrepancies in pinout or electrical characteristics during procurement.

Selection Notes

Select this component when direct gate drive capability is required without external buffer amplifiers. The 2.5A output current rating supports fast switching of high-power devices. Ensure the system design accommodates the specified operating temperature range and isolation voltage requirements for reliable long-term performance in industrial power electronics.

Part Context

This part belongs to the ACPL series of optocouplers manufactured by Broadcom Limited. It is specifically engineered for high-current gate drive applications, distinguishing it from standard logic-level optocouplers. The SO-6 package facilitates surface-mount integration into compact power converter designs.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.