TLP785(D4GB-T6,F

Transistor, Photovoltaic Output Optoisolators Overview

The TLP785(D4GB-T6,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 DIP-4 package. The device provides a minimum isolation voltage of 5000 Vrms and supports a maximum collector-emitter voltage of 80 V. It features a current transfer ratio ranging from 100% to 600%, with a typical rise time of 2 µs and fall time of 3 µs. The component operates within a temperature range of -55°C to +110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High electrical isolation capability with a minimum rating of 5000 Vrms between input and output circuits.
• Fast switching performance characterized by a 2 µs rise time and 3 µs fall time for signal transmission.
• Wide operating temperature range extending from -55°C to +110°C for robust environmental stability.

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (D4GB-T6,F) against official Toshiba documentation to confirm tape-and-reel packaging and CTR rank. Ensure compatibility with required isolation standards such as UL or VDE before integration. Cross-reference pinout configurations to prevent installation errors during assembly.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and fast response times are critical for circuit safety and performance. The wide current transfer ratio allows flexibility in drive current requirements. Consider the DIP-4 package constraints for PCB layout and thermal management needs in dense designs.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TLP785 series, which utilizes a GaAs IRED and silicon phototransistor technology. The series is designed for general-purpose isolation applications requiring reliable signal transfer across electrically isolated domains while maintaining compact form factors.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include other Toshiba TLP785 variants with matching isolation ratings and package types. Verify equivalent current transfer ratios and switching speeds when considering alternative manufacturers' components.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the minimum isolation voltage rating?

The device has a minimum isolation voltage of 5000 Vrms.

Does this model support surface mount mounting?

No, the standard TLP785 is a through-hole DIP-4 component; the TLP785F variant is designed for long creepage surface mounting.