HCPL-261A-000E

Logic Output Optoisolators Overview

The HCPL-261A-000E is a high-speed logic output optoisolator manufactured by Broadcom Limited. It features a single channel with an open collector, Schottky-clamped output configuration. The device provides 3750 Vrms isolation voltage between input and output circuits. Key electrical parameters include a data rate of 10 MBd, typical rise time of 42 ns, and fall time of 12 ns. The maximum forward current is 10 mA with a typical forward voltage of 1.3 V. It operates within a temperature range of -40°C to +85°C and is housed in an 8-pin DIP package.

Logic Output Optoisolators Feature Summary

• High-speed operation with 10 MBd data rate capability
• Open collector output with Schottky clamping for fast switching
• 3750 Vrms basic isolation rating for safety compliance

Logic Output Optoisolators Applications

• Industrial communication interfaces
• Microprocessor system isolation
• Signal transmission across isolated grounds

Logic Output Optoisolators Procurement Notes

Verify the specific suffix '000E' against the manufacturer's latest datasheet to confirm RoHS compliance and lead-free status. Ensure the ordering part number matches the exact pinout and packaging requirements for your PCB design. Cross-reference the component marking with official factory documentation to prevent counterfeit substitution during procurement.

Logic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required with low propagation delay. The Schottky-clamped output reduces storage time, making it suitable for applications demanding rapid signal transitions. Verify that the 10 mA forward current drive capability aligns with the source circuit limitations and that the 50 mA sink current meets load requirements.

Logic Output Optoisolators Part Context

This device belongs to the HCPL-26xx series of high-speed optocouplers from Broadcom. It is designed for applications requiring fast data transfer rates while maintaining galvanic isolation. The series is commonly used in environments where noise immunity and signal integrity are critical, such as in industrial automation and computing systems.

Logic Output Optoisolators Replacement Considerations

Check for direct replacements like HCPL-2611 or HCPL-261A variants with different suffixes. Ensure any substitute maintains the same 10 MBd speed, open collector output type, and 8-DIP package footprint. Verify compatibility with existing isolation voltage ratings and thermal specifications.