TLP781(D4-BL-TP6,F

Transistor, Photovoltaic Output Optoisolators Overview

The TLP781(D4-BL-TP6,F is a transistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It integrates a gallium arsenide infrared emitting diode with an NPN phototransistor in a four-lead plastic DIP package. The device provides high isolation voltage of 5000 Vrms, ensuring reliable signal transmission between circuits operating at different voltage potentials. Key electrical parameters include a maximum collector-emitter voltage of 80V and a forward current rating of 16mA. The component supports a wide operating temperature range from -55°C to +110°C, making it suitable for demanding industrial environments.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability for safe signal transmission between isolated circuits
• Integrated GaAs IRED and silicon NPN phototransistor for efficient optical coupling
• Wide operating temperature range supporting harsh environmental conditions

Transistor, Photovoltaic Output Optoisolators Applications

• Signal transmission between different voltage circuits
• Solid state relays
• Switching power supplies
• Various controllers

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (D4-BL-TP6,F) against official Toshiba documentation to confirm packaging type and tape-and-reel specifications. Ensure compliance with RoHS directives as indicated in the datasheet. Confirm availability status, as some variants may be subject to lifecycle changes or discontinuation notices. Cross-reference the part number with authorized distributors to ensure authenticity and traceability.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and robust performance are required in compact DIP packages. Consider the 80V collector-emitter voltage rating for appropriate circuit design margins. Evaluate the 5000 Vrms isolation requirement against system safety standards. Verify that the NPN phototransistor output matches the interface requirements of the receiving circuitry.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TLP781 series of transistor output optocouplers from Toshiba. The series is designed for general-purpose isolation applications. Variants within the series differ primarily in packaging styles and reel configurations. The TLP781 family is widely used in office equipment, household appliances, and industrial control systems requiring reliable galvanic isolation.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other Toshiba TLP781 variants with compatible pinouts and electrical characteristics. Verify equivalent isolation voltage and current transfer ratio before substitution. Consult official replacement guides for cross-referencing with similar optocoupler families.