TLP5774H(TP4,E

Overview

The TLP5774H(TP4,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-SO package featuring wider leads for enhanced reliability. The device provides 5000 Vrms isolation voltage and supports output peak currents of 4A. Key electrical parameters include a maximum propagation delay of 150 ns, rise time of 56 ns, and fall time of 25 ns. It operates within a temperature range of -40°C to +125°C, features a typical forward voltage of 1.65 V, and has a minimum common-mode transient immunity of 35 kV/µs.

Feature Summary

• Integrates infrared LED and high-speed photodetector IC for efficient optical coupling
• Provides robust 5000 Vrms insulation voltage between input and output circuits
• Features wider lead design in the 6-SO package to improve soldering reliability
• Delivers high common-mode transient immunity of 35 kV/µs for noise resistance

Applications

• IGBT gate drive applications in industrial inverters
• MOSFET gate drive circuits for power conversion systems
• High-voltage isolation interfaces in motor control units
• Power supply designs requiring galvanic isolation

Procurement Notes

Verify the specific suffix TP4 against the official Toshiba datasheet to confirm the wider lead configuration and packaging type. Ensure the ordering code matches the required reel quantity specifications. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and current production status before finalizing procurement orders.

Selection Notes

Select this component when high isolation voltage and fast switching speeds are required for driving IGBTs or MOSFETs. The wider lead design offers mechanical advantages over standard SO packages. Consider the 4A peak output capability and 35 kV/µs CMTI for noisy environments. Verify that the operating temperature range meets the thermal requirements of the target application.

Part Context

This device belongs to the TLP577xH series of optically isolated gate drivers from Toshiba. These components are designed to replace traditional transformer-based isolation methods in power electronics. The series emphasizes high speed and high reliability for modern power conversion applications.

Replacement Considerations

TLP5774H(D4TP4,E is a verified substitute with identical functional specifications and pinout compatibility.