HCPL-9031-500E

Overview

The HCPL-9031-500E is a dual-channel CMOS digital isolator manufactured by Broadcom Limited. It provides bidirectional data transmission across two independent channels with a data rate of 110 MBd. The device features a symmetric magnetic coupling barrier offering 2500 Vrms isolation voltage and a common-mode transient immunity (CMTI) of 15 kV/µs. Packaged in an 8-SMD, Gull Wing configuration, it operates within a temperature range of -40°C to +100°C.

Feature Summary

• Bidirectional signal transmission capability for full-duplex communication
• Symmetric magnetic coupling barrier ensuring high reliability
• High common-mode transient immunity specification

Applications

• Industrial automation systems requiring galvanic isolation
• Medical equipment needing safety-certified signal separation
• Power electronics control circuits

Procurement Notes

Verify component authenticity through authorized distributors due to potential counterfeit risks. Confirm RoHS compliance status via official documentation. Check current lifecycle status as availability may vary. Ensure packaging specifications match design requirements before ordering.

Selection Notes

Select this component when bidirectional isolation is required. Compare CMTI ratings against system noise environments. Verify package compatibility with PCB layout constraints. Consider operating temperature range for environmental suitability.

Part Context

Part of the HCPL-90xx series featuring CMOS technology. Designed for high-speed digital isolation applications. Offers improved performance over traditional optical isolators. Manufactured by Broadcom Limited under the Avago brand heritage.

Replacement Considerations

HCPL-9031-500 is listed as an alternative part number. Verify pinout and electrical parameter equivalence before substitution. Consult official datasheets for detailed comparison.