ACPL-P349-000E

Overview

The ACPL-P349-000E is a high-speed gate drive optocoupler designed for driving SiC and GaN MOSFETs and IGBTs. It features a 2.5A output current capability with a peak source/sink of 4A/6A. The device provides 3750Vrms isolation voltage and 100kV/μs common mode rejection. Key electrical parameters include a propagation delay of 110ns, rise/fall times of 8ns, and a forward voltage of 1.55V. It operates within a temperature range of -40°C to 105°C and utilizes a 6-SOIC package.

Feature Summary

• High-speed operation with 100 kV/µs common-mode noise immunity
• Integrated 2.5 A output driver optimized for wide-bandgap semiconductors
• AlGaAs LED technology ensures stable optical coupling performance

Applications

• Gate drive circuits for Silicon Carbide (SiC) MOSFETs
• Gate drive circuits for Gallium Nitride (GaN) transistors
• Insulated Gate Bipolar Transistor (IGBT) switching applications

Procurement Notes

Verify the specific ordering suffix against official Broadcom documentation to confirm package type and reel specifications. Ensure that the selected variant matches the required isolation voltage ratings and thermal management requirements for the target application environment before finalizing procurement orders.

Selection Notes

Select this component when high-speed switching and robust noise immunity are critical for power electronics. The integrated driver simplifies design by eliminating external discrete components typically required for gate driving. Consider the 6-SOIC package dimensions and thermal characteristics during PCB layout planning to ensure optimal heat dissipation and signal integrity.

Part Context

This part belongs to the ACPL series of logic output optocouplers manufactured by Broadcom Limited. It is specifically engineered for power conversion systems requiring reliable galvanic isolation between control logic and high-power switching devices. The series supports modern high-frequency topologies found in renewable energy and industrial motor drives.

Replacement Considerations

Public confirmed substitute part numbers: ACPL-P349-500E.