TLP504A(F)

Transistor, Photovoltaic Output Optoisolators Overview

The TLP504A(F) is a dual-channel optoisolator featuring two phototransistors optically coupled to a single gallium arsenide infrared emitting diode. It provides an isolation voltage of 2500Vrms and supports a minimum current transfer ratio of 50%. The device operates with a typical forward voltage of 1.15V and offers a collector-emitter saturation voltage of up to 400mV. Switching characteristics include typical rise and fall times of approximately 3 microseconds, enabling reliable signal transmission in digital circuits.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration integrating two independent phototransistor outputs driven by a single infrared LED source
• High electrical isolation capability rated at 2500Vrms between input and output circuits
• Fast switching performance with microsecond-level rise and fall times for precise signal timing

Transistor, Photovoltaic Output Optoisolators Applications

• Digital communication interface isolation
• AC main voltage detection circuits
• Solid state relay driver stages

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation against official Toshiba documentation to confirm pinout and packaging variations. Confirm component status as obsolete or active through authorized distributors before procurement planning. Ensure compatibility with existing board layouts regarding the 8-pin PDIP package dimensions.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required from a single input source. Consider the 2500Vrms isolation rating for safety-critical applications. Evaluate the 50% minimum current transfer ratio to ensure adequate output drive capability for downstream logic levels without excessive input current.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TLP504 series of optocouplers manufactured by Toshiba Semiconductor and Storage. The series includes variants such as the TLP504A-2, which may offer different electrical characteristics or configurations while maintaining the same fundamental dual-transistor architecture and isolation principles.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify functional equivalence with other dual-channel transistor-output optocouplers if sourcing alternatives due to the obsolete status.