ACPL-344JT-000E

Overview

The ACPL-344JT-000E is a single-channel logic output optocoupler from the Broadcom ACPL series, designed for high-performance gate drive applications. It features a surface-mount SSOP-8 package with six pins and supports AC/DC input signals. Key electrical parameters include an isolation voltage of 5000 Vrms, a typical rise time of 70 ns, and a typical fall time of 50 ns. The device operates within a temperature range of -40°C to +125°C and is qualified under AEC-Q100 standards for automotive reliability.

Feature Summary

• AEC-Q100 qualified for automotive environment reliability
• High common mode transient immunity for noise reduction
• Logic output configuration for direct interface compatibility

Applications

• IGBT and MOSFET gate driving in industrial power supplies
• Solar photovoltaic inverter systems
• On-board electric vehicle chargers
• DC motor control circuits
• Automotive air conditioning and heating systems

Procurement Notes

Verify the specific suffix 'JT' confirms AEC-Q100 automotive qualification status against the official datasheet. Ensure the ordering part number matches the required package variant and lead time requirements. Confirm compliance with RoHS directives and check for any recent product change notifications that may affect availability or specifications prior to final procurement decisions.

Selection Notes

Select this component when automotive-grade reliability and high-speed switching are required for power electronics. The 5000 Vrms isolation rating suits high-voltage isolation needs. Consider the 70 ns rise time for signal integrity in fast-switching environments. Evaluate thermal management capabilities given the 125°C maximum operating temperature limit for robust performance in demanding industrial and automotive conditions.

Part Context

This device belongs to the ACPL series of optocouplers, specifically engineered for gate drive applications. It integrates an AlGaAs LED with a dedicated output stage to provide robust signal isolation. The design emphasizes high reliability and noise immunity, making it suitable for critical power conversion topologies where precise timing and isolation are essential for system safety and efficiency.

Replacement Considerations

Public confirmed substitute part numbers: ACPL-P343-000E.