TLP781F(YH-TP7,F)

Transistor, Photovoltaic Output Optoisolators Overview

The TLP781F(YH-TP7,F) is a single-channel transistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It integrates a gallium arsenide infrared emitting diode with a silicon phototransistor in a four-lead plastic DIP package. The device provides high isolation voltage of 5000 Vrms minimum between input and output circuits. Key electrical parameters include a collector-emitter breakdown voltage of 80V minimum, a forward current rating of up to 25mA, and a current transfer ratio ranging from 50% to 600%. The component operates within a temperature range of -55°C to +110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability for safe signal transmission between different voltage circuits
• Wide operating temperature range suitable for demanding industrial environments
• Integrated GaAs IRED and silicon phototransistor for reliable optical coupling

Transistor, Photovoltaic Output Optoisolators Applications

• Signal transmission between different voltage circuits
• Switching power supplies
• Various controllers
• Household appliances
• Office equipment

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix YH-TP7 against official Toshiba documentation to confirm pin pitch and packaging configuration. Ensure compliance with RoHS directives if required by your application standards. Cross-reference the part number with authorized distributors to confirm availability and authenticity. Check for any specific handling requirements related to moisture sensitivity levels before assembly.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and wide temperature operation are critical. Consider the current transfer ratio rank for precise switching characteristics. Evaluate the DIP4 package dimensions against your PCB layout constraints. Compare performance metrics with alternative optocouplers if space or cost optimization is necessary.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the TLP781 series of transistor output optocouplers. The series is designed for general-purpose isolation applications requiring robust performance. The TLP781F variant typically features a wider lead pitch compared to standard DIP4 packages, facilitating easier manual soldering or specific mounting requirements.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other Toshiba TLP781 variants with compatible isolation ratings and pin configurations. Verify that replacement parts match the current transfer ratio and voltage specifications. Ensure the alternative component offers similar thermal performance and package dimensions.