TBS704350HHE - Powerex Inc.

Manufacturer Part Number

TBS704350HHE

Manufacturer

powerex

Introduction

The TBS704350HHE is a high-power silicon-controlled rectifier (SCR) module designed for efficient and reliable control and switching of high-current applications.

Product Features and Performance

Single SCR structure allowing for precise control of high currents.

Capable of handling average on-state currents of up to 3500 A, with a maximum RMS current capacity of 5600 A.

Supports off-state voltages up to 400 V, facilitating usage in high voltage applications.

Features a gate trigger voltage (Vgt) maximum of 4 V and a gate trigger current (Igt) maximum of 250 mA, ensuring low power is needed for switching.

Boasts non-repetitive surge current capabilities of 44200A for 50Hz and 48000A for 60Hz, providing robust performance under surge conditions.

Rated for operation across a wide temperature range from -40°C to 125°C, ensuring reliability in varied environmental conditions.

Designed for chassis mount, facilitating ease of installation and integration into systems.

Product Advantages

High current and voltage handling capabilities make it suitable for industrial power applications.

Low trigger power requirements enhance efficiency and control.

Robust surge handling ensures reliability under fault or high load conditions.

Wide operating temperature range allows for deployment in harsh environments.

Key Technical Parameters

Voltage Off State: 400 V

Current On State (It (AV)) (Max): 3500 A

Current On State (It (RMS)) (Max): 5600 A

Voltage Gate Trigger (Vgt) (Max): 4 V

Current Gate Trigger (Igt) (Max): 250 mA

Current Non Rep. Surge 50, 60Hz (Itsm): 44200A, 48000A

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Integrated safety features safeguard against overcurrent and overtemperature conditions, ensuring long-term reliability and operational safety.

Compatibility

Designed to be compatible with a wide range of high-current control systems, particularly within industrial applications requiring reliable SCR functionality.

Application Areas

Ideal for use in power conversion, motor control, and heating applications within industrial settings, among others requiring precise high-current regulation.

Product Lifecycle

Discontinued at Digi-Key, indicating it may be nearing the end of its product lifecycle. Customers should check for direct availability from powerex or explore replacements and upgrades.

Several Key Reasons to Choose This Product

High current capacity makes it suitable for demanding applications.

Low trigger energy requirements improve system efficiency.

Durable construction and built-in safety features enhance operational reliability.

Broad operating temperature range allows for versatility in applications.

Despite its discontinuation at Digi-Key, its performance attributes make it a viable option for specific needs, subject to availability.