TLP5771H(LF4,E

Isolators - Gate Drivers Overview

The TLP5771H(LF4,E is a one-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 compact 6-pin SO6L package. The device provides a peak output current of 1A and supports a wide operating temperature range from -40°C to +125°C. Key electrical parameters include a forward voltage of 1.65V, reverse voltage of 5V, and forward current of 8mA. It features a propagation delay of up to 150ns, with rise and fall times of 56ns and 25ns respectively. The unit offers 5000Vrms insulation voltage and complies with RoHS standards.

Isolators - Gate Drivers Feature Summary

• Integrates a GaAlAs infrared LED with a high-speed photodetector IC for efficient optical coupling
• Provides 1A peak output current suitable for driving IGBTs and MOSFETs
• Features a wider lead design in a 6-pin SO6L package to enhance thermal performance and reliability
• Supports high-temperature operation up to +125°C for demanding industrial environments

Isolators - Gate Drivers Applications

• Gate drive circuits for IGBT modules
• Gate drive circuits for power MOSFETs
• Industrial equipment control systems
• Home appliance motor drives

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix LF4 against the manufacturer's datasheet to confirm pinout and packaging configuration. Ensure the component meets required safety certifications such as VDE if applicable to your system design. Cross-reference the Mouser number 757-TLP5771HLF4E or DigiKey number 264-TLP5771H(LF4E-ND for accurate sourcing. Confirm RoHS compliance status directly with the supplier documentation prior to final procurement decisions.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel gate driver with 1A output capability is required. It is appropriate for applications needing high common-mode transient immunity and wide operating temperature ranges. Consider the 6-pin SO6L package constraints for PCB layout. Compare against other TLP577xH variants if higher current ratings like 2.5A or 4A are needed for larger power devices.

Isolators - Gate Drivers Part Context

This part belongs to the TLP577xH series of photocouplers designed for gate drive applications. The series combines infrared LEDs with integrated photo ICs to provide isolation between control circuits and power stages. The TLP5771H variant specifically targets 1A drive requirements, distinguishing it from higher-current models like the TLP5772H or TLP5774H within the same family.

Isolators - Gate Drivers Replacement Considerations

Public confirmed substitute part numbers were not identified in the provided source material.