HCPL2731V

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL2731V is a dual-channel low input current high gain split Darlington optocoupler manufactured by onsemi. It consists of an AlGaAs LED optically coupled to a high gain split Darlington photodetector. The device features a maximum forward current of 0.02 A and a maximum on-state current of 0.06 A. It supports through-hole mounting in an 8-pin package with an isolation voltage of 2500 V. The operating temperature range spans from -40 °C to 85 °C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration with split Darlington output for high gain
• Low input current requirement for efficient drive
• High insulation voltage capability for safety isolation

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Power supply feedback loops
• Data communication interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'V' against official datasheets to confirm package type and compliance status. Ensure the component matches the required isolation voltage and channel count for the target application. Cross-reference manufacturer part numbers to avoid counterfeit or obsolete stock.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation with high gain is required. Compare input current specifications against available drive signals. Verify thermal performance within the specified operating temperature range. Ensure mechanical fit for through-hole mounting constraints.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the family of low input current high gain split Darlington optocouplers, which includes single-channel variants like the 6N138/9 and other dual-channel models such as the HCPL-2730. These devices utilize AlGaAs LEDs coupled to split Darlington photodetectors to achieve high current transfer ratios with minimal input power.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Official substitutes include the HCPL-2730 for single-channel applications or other dual-channel variants within the same product family. Verify pinout compatibility and electrical parameters before substitution.