HCPL-5231

Logic Output Optoisolators Overview

The HCPL-5231 is a high-reliability, two-channel hermetically sealed optocoupler housed in an 8-pin ceramic DIP package. It features a data rate of 5 MB/s and supports an isolation voltage of 1500 VRMS. The device utilizes a DC input with push-pull output, delivering 15 mA per channel. Key electrical parameters include a forward current of 8 mA, forward voltage of 1.3 V, rise time of 45 ns, and fall time of 10 ns. Propagation delay is specified at 350 ns maximum.

Logic Output Optoisolators Feature Summary

• Hermetically sealed construction in a ceramic package for high reliability
• Dual-channel design providing independent signal isolation
• High common-mode transient immunity capabilities

Logic Output Optoisolators Applications

• Space-qualified electronic systems
• High-reliability industrial control circuits
• Military-grade signal transmission interfaces

Logic Output Optoisolators Procurement Notes

Verify the specific manufacturer documentation to confirm compliance with Class H standards and space qualification requirements. Ensure the ceramic CDIP package matches the thermal and mechanical constraints of the target assembly. Cross-reference datasheet specifications against system isolation voltage needs to guarantee operational safety margins under all environmental conditions.

Logic Output Optoisolators Selection Notes

Select this component when hermetic sealing and high reliability are mandatory for the application environment. The dual-channel configuration allows for efficient board space utilization compared to single-channel alternatives. Consider the through-hole mounting style and ceramic package characteristics for compatibility with existing manufacturing processes and thermal management strategies.

Logic Output Optoisolators Part Context

This device belongs to Broadcom's family of high-speed, high-CMR optocouplers designed for demanding environments. The HCPL-5231 specifically targets applications requiring robust electrical isolation and signal integrity. Its hermetic seal distinguishes it from standard plastic-packaged variants, offering enhanced protection against moisture and contaminants.

Logic Output Optoisolators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.