TZ740N22KOF

Product Overview

TZ740N22KOF is an Infineon Technologies high-power phase control thyristor module designed for demanding industrial power conversion applications. Featuring a single SCR configuration, 2200V voltage rating and 740A current capability, this pressure contact thyristor module provides excellent thermal performance, high surge current capability and outstanding long-term reliability. With a robust 70mm industrial package and electrically insulated baseplate, TZ740N22KOF is suitable for high-power rectifiers, motor drives, soft starters, welding equipment and industrial power control systems. 

Key Features

• Manufacturer: Infineon Technologies

• Part Number: TZ740N22KOF

• Product Type: Thyristor Module / SCR Module

• Configuration: Single SCR Phase Control

• Technology: Silicon Controlled Rectifier (SCR)

• Repetitive Peak Off-State Voltage (VDRM): 2200V

• Repetitive Peak Reverse Voltage (VRRM): 2200V

• Average On-State Current (ITAVM): 740A

• Current Rating: 740A at 85°C case temperature

• Surge Current Capability (ITSM): 26500A

• I²t Value: 3500 × 10³ A²s

• Critical Rate of Rise of On-State Current (di/dt): 200A/μs

• On-State Voltage (VT): 0.82V typical

• Thermal Resistance (RthJC): 0.042K/W

• Maximum Junction Temperature: 125°C

• Package Type: BG-PB70AT-1

• Housing Size: 70mm Power Block

• Mounting Type: Screw Mount / Pressure Contact Technology

• Baseplate: Electrically insulated baseplate

• Cooling Method: External heatsink required

• Operating Temperature Range: -40°C to +125°C

• Features: High voltage capability, high surge current, pressure contact technology and excellent thermal reliability

• Typical Applications: Industrial rectifiers, motor drives, soft starters, welding systems, UPS and high-power converters

• RoHS Status: RoHS compliant

• Datasheet: TZ740N22KOF datasheet PDF available for technical verification before production use. 

Applications

TZ740N22KOF is designed for high-power phase control and rectification systems requiring high reliability, high current capability and efficient thermal management. Typical applications include industrial motor control, controlled rectifier bridges, soft-start systems, industrial heating equipment, welding power supplies, HVDC-related systems and large-scale power conversion equipment. 

Quality & Sourcing

Antrex Electronics can support TZ740N22KOF sourcing with stock availability checks, RFQ quotation, package confirmation, date code review and shipment arrangement. For project-based purchasing, customers can provide quantity requirements, delivery schedules, application details and technical specifications for faster quotation support.

For quality assurance, Antrex Electronics can assist with product photos, marking verification, visual inspection and third-party testing services when required. OEM manufacturers, industrial power equipment suppliers, automation companies and electronic component buyers are welcome to submit BOM lists or hard-to-find power semiconductor requirements for sourcing assistance.