ACPL-M71T-000E

Overview

The Broadcom ACPL-M71T-000E is a high-speed, low-power digital optocoupler featuring the R2Coupler architecture. It provides single-channel isolation with a data rate of 10 MBd and a common-mode transient immunity (CMTI) of 15 kV/µs. The device operates within a supply voltage range of 3.0 V to 5.5 V and supports a forward current of 10 mA. Key electrical parameters include a typical rise/fall time of 10 ns and an insulation voltage rating of 4000 Vrms. It is housed in a compact SOIC-5 surface-mount package.

Feature Summary

• High common-mode transient immunity of 15 kV/µs for noise-resistant signal transmission
• R2Coupler technology enables high-speed operation at 10 MBd with low power consumption
• Integrated push-pull output stage eliminates the need for external pull-up resistors
• Designed for high-temperature stability suitable for demanding automotive environments

Applications

• Hybrid and electric vehicle battery management systems
• Motor control gate drive interfaces
• Industrial automation communication buses
• Inverter and converter control circuits

Procurement Notes

Verify the specific suffix '000E' to confirm RoHS compliance and lead-free status. Ensure the SOIC-5 package footprint matches your PCB design constraints. Confirm that the 15 kV/µs CMTI rating meets your system's electromagnetic interference requirements. Cross-reference the datasheet revision date to ensure all electrical characteristics are current before finalizing component selection.

Selection Notes

Select this component when high-speed digital isolation is required alongside robust noise immunity. The integrated push-pull output simplifies circuit design by removing external components. Consider the 10 ns propagation delay for timing-critical applications. Verify that the operating temperature range aligns with the thermal environment of the target assembly, particularly for automotive-grade reliability standards.

Part Context

This part belongs to the ACPL-M7xT series of high-temperature digital CMOS optocouplers. It is specifically engineered for hybrid and electric vehicle applications where reliability under harsh conditions is critical. The series utilizes advanced R2Coupler technology to achieve superior performance compared to standard phototransistor-based isolators.

Replacement Considerations

• ACPL-M72T-000E: Dual-channel variant with identical electrical specifications.

FAQ

Does the ACPL-M71T-000E require external pull-up resistors?

No, it features an integrated push-pull output stage that eliminates the need for external pull-up resistors.

What is the maximum common-mode transient immunity?

The device offers a common-mode transient immunity (CMTI) of 15 kV/µs.