ACPL-W314-000E

Overview

The Broadcom ACPL-W314-000E is a single-channel gate driver optocoupler designed for driving MOSFETs and IGBTs. It features a push-pull output capable of sourcing and sinking 600mA peak current, eliminating the need for external pull-up resistors. The device provides 5000Vrms isolation voltage and supports AC/DC input signals. Key electrical parameters include a typical propagation delay of 40ns at 3.3V supply, with rise and fall times of approximately 20ns and 15ns respectively. It operates within a temperature range of -40°C to +105°C and utilizes a compact 6-pin SO package.

Feature Summary

• Integrated high-current push-pull output stage capable of directly driving power devices without external components
• High common-mode transient immunity ensures reliable signal transmission in electrically noisy environments
• Wide operating supply voltage range compatible with both 3.3V and 5V logic systems
• Compact surface-mount packaging facilitates space-efficient circuit board layouts

Applications

• AC and brushless DC motor drive systems
• Switching power supplies and inverters
• Industrial motor control applications
• Battery management systems requiring galvanic isolation

Procurement Notes

Verify that the specific ordering suffix matches the required package style and lead time expectations. Confirm compliance with RoHS directives and relevant safety certifications such as UL, CSA, and IEC standards before integration. Ensure proper handling procedures are followed during assembly to maintain isolation integrity and prevent electrostatic discharge damage to the internal photodiode structure.

Selection Notes

Select this component when high-speed switching and robust noise immunity are critical for gate drive applications. The integrated 600mA output capability simplifies design by removing the need for discrete driver transistors. Consider the 5000Vrms isolation rating for high-voltage separation requirements between control and power stages. Evaluate thermal performance within the specified operating temperature range for industrial environments.

Part Context

This part belongs to the ACPL series of gate drive optocouplers from Broadcom Limited. It is engineered specifically for isolating control signals from high-power switching elements like IGBTs and MOSFETs. The series emphasizes fast response times and high reliability for demanding power electronics applications where signal integrity and electrical safety are paramount.

Replacement Considerations

HCPL-W314-000E

FAQ

What is the peak output current capability of the ACPL-W314-000E?

The device provides a peak output current of 600mA, allowing it to source and sink sufficient current to rapidly charge and discharge gate capacitances.

Does the ACPL-W314-000E require external pull-up resistors?

No, the integrated push-pull output architecture eliminates the need for external pull-up or pull-down resistors, simplifying the circuit design.