TLP5751H(D4TP4,E

Isolators - Gate Drivers Overview

The TLP5751H(D4TP4,E is a single-channel optically isolated gate driver manufactured by Toshiba Semiconductor and Storage. It integrates an infrared LED with a high-speed photodetector IC in a 6-pin SO-6L (SOIC) package. The device provides a peak output current of 1A and supports an output supply voltage range of 15V to 30V. Key electrical parameters include a maximum propagation delay of 150ns, rise time of 15ns, and fall time of 8ns. It features a common-mode transient immunity of 35kV/µs and operates within a temperature range of -40°C to +125°C. The unit offers 5000Vrms isolation voltage and complies with VDE, UL, CSA, and CQC safety standards.

Isolators - Gate Drivers Feature Summary

• Integrates an infrared LED with a high-gain, high-speed photodetector IC for efficient optical coupling.
• Provides robust galvanic isolation with a 5000Vrms insulation voltage rating.
• Delivers a 1A peak output current suitable for driving IGBTs and MOSFETs.
• Features high common-mode transient immunity of 35kV/µs for noise-resistant operation.

Isolators - Gate Drivers Applications

• IGBT gate drive circuits
• MOSFET gate drive circuits
• Industrial equipment power stages
• Home appliance motor drives

Isolators - Gate Drivers Procurement Notes

Verify the complete part number including the suffix (D4TP4,E) to ensure correct packaging and compliance specifications. Confirm that the required safety certifications (VDE, UL, etc.) match the specific design requirements. Check the datasheet for thermal dissipation limits and recommended operating conditions before finalizing procurement decisions.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel, high-speed isolated gate driver is required for IGBT or MOSFET applications. The 1A output capability and 35kV/µs CMTI make it suitable for noisy industrial environments. Ensure the PCB layout accommodates the SO-6L package dimensions and maintains adequate creepage distances for the 5000Vrms isolation requirement.

Isolators - Gate Drivers Part Context

This component belongs to the TLP575xH series of optically isolated gate drivers from Toshiba. These devices are designed to replace traditional transformer-based isolation methods, offering compact size and reliable performance. The series includes variants with different output configurations and speeds, tailored for various power electronics applications requiring galvanic isolation between control and power stages.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes may include other Toshiba TLP575xH series parts or comparable high-speed isolated gate drivers from other manufacturers. Verify pin compatibility, output current ratings, and isolation voltage levels when considering alternatives. Ensure any replacement meets the same safety certification requirements if applicable to the end product.

Isolators - Gate Drivers FAQ

What is the peak output current capability of the TLP5751H?

The TLP5751H provides a peak output current of 1A, which is sufficient for driving most standard IGBTs and MOSFETs in power conversion applications.

Does the TLP5751H support high common-mode transient immunity?

Yes, the device features a minimum common-mode transient immunity (CMTI) of 35kV/µs, making it resistant to rapid voltage changes in noisy switching environments.

What safety certifications does this component hold?

The TLP5751H is certified by multiple agencies including VDE, UL, CSA, and CQC, ensuring compliance with international safety standards for isolated components.