HCPL-2731#500

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL-2731#500 is a high-speed optocoupler manufactured by Broadcom Limited. It features two independent channels with photodarlington outputs housed in an 8-pin PDIP Gull Wing package. The device supports a data rate of 100 kb/s and provides an isolation voltage of 3750 Vrms. Key electrical parameters include a maximum collector current of 60 mA, a typical current transfer ratio of 1800%, and a forward voltage of 1.4 V at a maximum forward current of 20 mA. Power dissipation is rated at 135 mW, with an operating temperature range from -40°C to +85°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel architecture providing independent signal isolation paths within a single component.
• Photodarlington output stage designed for high current transfer efficiency and robust load driving capability.
• High-speed digital interface supporting data transmission rates up to 100 kb/s for rapid signal processing.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial automation control systems requiring galvanic isolation between microcontrollers and power stages.
• Data communication interfaces where noise immunity and signal integrity are critical.
• Power supply feedback loops for monitoring and regulation in isolated DC-DC converters.

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix #500 against official Broadcom documentation to confirm packaging format and regional availability. Ensure compliance with RoHS directives as indicated in technical specifications. Cross-reference distributor listings with manufacturer datasheets to validate authenticity and lot traceability before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation with high current drive capability is required. The photodarlington output suits applications needing higher sink currents than standard phototransistors. Verify that the 100 kb/s speed meets system timing requirements and that the 3750 Vrms isolation rating satisfies safety standards for the intended circuit environment.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HCPL series of high-speed optocouplers from Broadcom Limited. The series is engineered for demanding industrial and commercial applications requiring reliable signal transmission across isolated boundaries. The HCPL-2731 variant specifically addresses needs for dual-channel isolation with enhanced output drive strength compared to single-channel counterparts.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HCPL-2731#300: Similar specification but different packaging quantity or tube configuration. HCPL-273L#500: Comparable performance with potentially different temperature range or CTR characteristics. Verify pinout compatibility and electrical parameters before substitution.