HCPL-7720-300E

Logic Output Optoisolators Overview

The HCPL-7720-300E is a high-speed single-channel optocoupler from the Broadcom HCPL series, designed for robust digital signal isolation. It features a photo IC output with a data rate of 25 Mb/s and a common mode transient immunity of 10 kV/µs. The device operates within an industrial temperature range of -40°C to +85°C and provides 3750 Vrms insulation voltage. Key electrical parameters include a forward current of 10 mA, rise time of 9 ns, and fall time of 8 ns. Packaged in an 8-pin PDIP Gull Wing surface-mount format, it dissipates up to 150 mW.

Logic Output Optoisolators Feature Summary

• Provides high-speed digital isolation with 25 Mb/s data transmission capability
• Features high common mode transient immunity of 10 kV/µs for noise rejection
• Utilizes a photo IC output configuration for reliable logic interfacing
• Supports operation across extended industrial temperature ranges

Logic Output Optoisolators Applications

• Digital fieldbus isolation for CC-Link, DeviceNet, PROFIBUS, and SDS systems
• Power supply control circuit isolation
• Motor control system signal isolation
• Data communication interface protection

Logic Output Optoisolators Procurement Notes

Verify the specific suffix '300E' against official Broadcom documentation to confirm package type and compliance status. Ensure the procurement channel sources genuine components matching the HCPL series specifications. Cross-reference the datasheet for any recent product change notices or end-of-life announcements before finalizing orders.

Logic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required alongside strong noise immunity. The 25 Mb/s data rate suits applications needing rapid signal transfer. Verify that the 3750 Vrms isolation rating meets the safety requirements of the target system. Confirm compatibility with the 10 mA drive current and logic output characteristics.

Logic Output Optoisolators Part Context

This part belongs to the Broadcom HCPL series of high-speed optocouplers. The series is engineered for demanding industrial and commercial applications requiring fast switching speeds and reliable galvanic isolation. The HCPL-7720 variant specifically targets digital logic interfaces where speed and transient immunity are critical performance factors.

Logic Output Optoisolators Replacement Considerations

Consult official Broadcom substitution guides for verified alternatives. Generic replacements may not match the specific 10 kV/µs CMTI or 25 Mb/s speed ratings. Ensure any substitute maintains the same 8-pin DIP footprint and electrical isolation standards.