TLP5774H(D4,E

Isolators - Gate Drivers Overview

The TLP5774H(D4,E is a single-channel optically isolated gate driver manufactured by Toshiba Semiconductor and Storage. It integrates a GaAlAs infrared LED with an integrated high-speed photodetector IC in a 6-SO package. The device provides a peak output current of 4A and supports an output supply voltage range of 10V to 30V. Key electrical parameters include a forward voltage of 1.65V, a maximum DC forward current of 8mA, and a reverse voltage of 5V. It offers 5000Vrms isolation voltage and operates within a temperature range of -40°C to +125°C. Typical rise and fall times are 56ns and 25ns respectively, with a maximum propagation delay of 150ns.

Isolators - Gate Drivers Feature Summary

• Integrates a GaAlAs infrared LED with a high-speed photodetector IC for efficient optical coupling.
• Provides robust 5000Vrms insulation voltage for high-voltage isolation applications.
• Features wide lead design to enhance soldering reliability and thermal performance.
• Complies with international safety standards including VDE, UL, CSA, and CQC certifications.

Isolators - Gate Drivers Applications

• IGBT gate drive circuits
• MOSFET gate drive circuits
• Industrial motor inverters

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix (D4) against official Toshiba documentation to confirm pinout and packaging variations. Ensure the ordering code matches the required tape-and-reel or tube configuration. Confirm RoHS compliance status and safety certification requirements for the target market before finalizing procurement orders.

Isolators - Gate Drivers Selection Notes

Select this component when a 4A peak drive current and 5000Vrms isolation are required for power switching applications. Consider the 6-SO package dimensions for PCB layout constraints. Evaluate the 150ns propagation delay against system timing requirements. Verify that the operating temperature range meets the environmental conditions of the end application.

Isolators - Gate Drivers Part Context

This part belongs to the TLP577xH series of photocouplers designed for IGBT and MOSFET gate driving. The series utilizes a combination of GaAlAs infrared LEDs and integrated photo-ICs to achieve high speed and high isolation voltage. The TLP5774H variant specifically targets applications requiring higher peak output current compared to lower-current counterparts in the same family.

Isolators - Gate Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult Toshiba's official cross-reference documentation or contact the manufacturer directly for verified alternative components.