AB814B

Transistor, Photovoltaic Output Optoisolators Overview

The Kingbright AB814B is a single-channel phototransistor output optocoupler housed in a compact dual-in-line package. It provides electrical isolation between input and output circuits using an infrared LED and a silicon phototransistor. The device features a high isolation voltage rating of 5000Vrms, ensuring robust signal transmission while preventing ground loops and protecting sensitive components from high-voltage transients.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation via infrared light coupling
• High dielectric strength for noise immunity
• Compact dual-in-line form factor

Transistor, Photovoltaic Output Optoisolators Applications

• Signal isolation in industrial control systems
• Power supply feedback loops
• Microcontroller interface protection

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix against official datasheets to confirm package type and tape/reel specifications. Ensure compliance with RoHS directives if required by the application. Confirm lead times directly with authorized distributors as manufacturing schedules vary. Validate component authenticity through traceable supply chains.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage is critical for circuit safety. Consider the package dimensions for PCB layout constraints. Evaluate the collector-emitter voltage and current transfer ratio requirements against the load specifications. Ensure operating temperature ranges align with the environmental conditions of the final assembly.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to Kingbright's transistor output optocoupler series, designed for general-purpose isolation applications. It utilizes standard semiconductor materials for reliable performance. The product line emphasizes compact sizing and high reliability for electronic equipment requiring signal separation.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for pin-compatible alternatives with matching isolation voltages and current transfer ratios. Verify that substitute parts meet the same package outline dimensions and thermal characteristics.