TLP781(Y-TP6,F)

Transistor, Photovoltaic Output Optoisolators Overview

The TLP781(Y-TP6,F) is a transistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It integrates a gallium arsenide infrared emitting diode optically coupled to an NPN phototransistor within a four-lead plastic DIP (DIP4) package. The device provides high isolation voltage of 5000 Vrms, ensuring reliable signal transmission between circuits operating at different voltage potentials. Designed for robust performance, it supports DC input and transistor output configurations suitable for various industrial and consumer applications requiring electrical isolation.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates a GaAs infrared LED with an NPN phototransistor for efficient optical coupling
• Provides high insulation voltage capability of 5000 Vrms for safe circuit separation
• Utilizes a four-lead plastic DIP package designed for through-hole mounting

Transistor, Photovoltaic Output Optoisolators Applications

• Office equipment control circuits
• Household appliance interface modules
• Solid state relay driver stages
• Switching power supply feedback loops
• Signal transmission between isolated voltage domains

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix Y-TP6,F against official Toshiba documentation to confirm packaging format and lead configuration. Ensure compatibility with required isolation standards such as UL, CSA, or VDE if applicable to the end product. Confirm RoHS compliance status through current datasheets before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and standard DIP packaging are required for transistor output applications. Consider the 5000 Vrms rating for safety-critical isolation needs. Evaluate thermal dissipation requirements based on the intended collector current and ambient operating conditions specified in the technical data.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TLP781 series of photocouplers from Toshiba. The series features silicon phototransistors coupled to GaAs infrared LEDs. Variants like the TLP781F offer extended lead options for surface mounting, while standard versions support through-hole integration. The family is engineered for general-purpose isolation tasks in compact electronic designs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check for direct equivalents within the TLP781 series, such as TLP781F, which may offer different lead forms. Verify pinout compatibility and electrical parameters against alternative transistor output optocouplers from other manufacturers if sourcing constraints exist.