TLP293-4(E

Transistor, Photovoltaic Output Optoisolators Overview

The TLP293-4(E) is a quad-channel transistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It integrates four infrared LED chips with phototransistor arrays in a single package to provide electrical isolation between input and output circuits. The device features a high isolation voltage of 3750Vrms, ensuring robust safety standards for signal transmission. It operates within a temperature range of -55°C to 125°C and supports a maximum forward current of 50mA per channel. The typical rise and fall times are 2µs and 3µs respectively, facilitating efficient digital logic transfer and impedance transformation in isolated systems.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation through integrated infrared LED and phototransistor pairs
• Supports high-voltage insulation requirements with 3750Vrms rating
• Enables simultaneous signal transmission across four independent channels
• Operates reliably across extended industrial temperature ranges

Transistor, Photovoltaic Output Optoisolators Applications

• Digital logic signal transmission and level shifting
• Power supply control and switching circuits
• Electrical insulation between circuit stages
• Impedance transformation in isolated communication interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation against official Toshiba documentation to confirm exact packaging and compliance status. Ensure the component matches the required isolation voltage and channel count for the target application. Cross-reference the manufacturer part number with authorized distributor listings to confirm authenticity and availability. Check for any specific handling or storage requirements indicated in the datasheet before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multi-channel isolation is required within a compact footprint. Consider the 3750Vrms isolation rating for applications demanding high safety margins. Evaluate the 50mA collector current capability against load requirements. Verify that the operating temperature range meets the environmental conditions of the end-use system. Compare propagation delays if high-speed switching is critical for the design.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the TLP series of transistor output optocouplers from Toshiba. It is designed for general-purpose isolation tasks where multiple channels are needed. The quad configuration allows for parallel data lines or multi-signal control paths to be isolated simultaneously. It serves as a standard solution for bridging low-voltage digital logic with higher voltage power sections.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers for TLP293-4(E) were not found in the provided source material. Consult official Toshiba documentation or authorized distributors for verified equivalents.