HCPL-261A-300E

Logic Output Optoisolators Overview

The HCPL-261A-300E is a high-speed optocoupler manufactured by Broadcom Limited. It features a single channel with an open collector output type. The device supports a data rate of 10 Mb/s and provides an isolation voltage of 3750 Vrms. Key electrical parameters include a forward current of 10 mA, a forward voltage of 1.5 V, and a reverse voltage rating. Timing characteristics specify a rise time of 42 ns and a fall time of 12 ns. The component is housed in an 8-pin PDIP Gull Wing package suitable for surface mount or through-hole installation.

Logic Output Optoisolators Feature Summary

• Provides high-speed signal transmission capability at 10 Mb/s rates
• Features open collector output configuration for flexible interfacing
• Ensures electrical isolation with 3750 Vrms insulation voltage

Logic Output Optoisolators Applications

• High-speed digital communication interfaces
• Microprocessor system isolation
• Signal coupling in industrial control systems

Logic Output Optoisolators Procurement Notes

Verify the specific suffix '300E' to confirm tube packaging and RoHS compliance status. Ensure the ordering part number matches the exact datasheet revision required for your design. Cross-reference the manufacturer's official documentation for any recent product change notices that may affect pinout or electrical specifications before finalizing procurement.

Logic Output Optoisolators Selection Notes

Select this component when a single-channel high-speed interface with open collector output is required. Consider the 10 Mb/s data rate limit and 3750 Vrms isolation rating against system requirements. Evaluate the 10 mA forward current drive capability and 42 ns rise time for compatibility with target logic families and circuit impedance constraints.

Logic Output Optoisolators Part Context

This device belongs to the HCPL series of high-speed optocouplers from Broadcom Limited. It utilizes LED-to-photo-IC technology to achieve fast switching speeds while maintaining galvanic isolation. The series is designed for applications requiring reliable signal transfer across isolated boundaries in noisy environments.

Logic Output Optoisolators Replacement Considerations

Check for direct substitutes within the HCPL-261 family or other Broadcom high-speed optocouplers with matching 10 Mb/s rates and open collector outputs. Verify pin compatibility and isolation voltage ratings before substituting.