ACFL-3161-000E

Overview

The ACFL-3161-000E is a single-channel gate drive optocoupler designed for high-voltage industrial applications. It features a maximum peak output current of 6 A and an insulation voltage of 5000 Vrms. The device operates within a temperature range of -40°C to +125°C, with a power dissipation rating of 550 mW. Key timing parameters include a rise time of 7 ns and a fall time of 7 ns. It utilizes a surface-mount SMD/SMT package and accepts a forward current of 20 mA with a forward voltage of 1.55 V.

Feature Summary

• Rail-to-rail output configuration supports separate source and sink paths for efficient gate driving.
• Integrated undervoltage lockout (UVLO) protects against improper operation relative to the VS negative supply reference.
• High common-mode transient immunity prevents erroneous gate driver faults in noisy environments.

Applications

• IGBT and SiC/GaN MOSFET gate drivers
• AC and brushless DC motor drives
• Industrial inverters and renewable energy storage systems
• Switched-mode power supplies

Procurement Notes

Verify the specific suffix '000E' matches the required RoHS compliance and lead-free status. Confirm that the SO-12 package variant aligns with PCB footprint constraints. Ensure the selected component meets the necessary safety certifications for the target application's isolation requirements. Cross-reference the manufacturer datasheet for any recent design changes or obsolescence notices before finalizing procurement orders.

Selection Notes

Select this component when high-speed switching and robust noise immunity are critical for power electronics. The rail-to-rail output capability ensures reliable drive signals for both sourcing and sinking currents. Consider the 5000 Vrms isolation rating for high-voltage separation needs. Evaluate the thermal performance within the specified operating temperature range to ensure long-term reliability in demanding industrial environments.

Part Context

This part belongs to Broadcom's ACFL series of gate drive optocouplers, which are engineered for high-performance power conversion. The series emphasizes compact packaging and high insulation capabilities to facilitate safe operation in high-voltage circuits. These devices serve as essential interface components between low-voltage control logic and high-power semiconductor switches.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit designs if considering alternative gate drive optocouplers from other manufacturers.