G40T120 IGW40T120 IGBT 1200V 40A TO-247 – Infineon

G40T120 IGBT 1200V 40A TO-247 – High Power N-Channel Transistor

Buy the G40T120 IGBT 1200V 40A TO-247 Power Transistor online in Pakistan from Robostan.pk. This high-voltage Insulated Gate Bipolar Transistor (IGBT) is designed for demanding power electronics applications, including industrial inverters, frequency converters, UPS systems, motor drives, and compatible welding machine circuits.

The G40T120 marking corresponds to the Infineon IGW40T120, a high-performance N-channel IGBT using TrenchStop and Field Stop semiconductor technology. It combines high-voltage blocking capability with efficient switching characteristics, low conduction losses, and reliable operation in properly designed power conversion systems.

Featuring a 1200V collector-emitter voltage rating, 40A collector current rating at 100°C case temperature, and TO-247 three-pin package, this power semiconductor is suitable for high-power switching and industrial electronics repair applications.

Key Features

• High-performance 1200V N-channel IGBT transistor
• 40A continuous collector current rating at 100°C case temperature
• Infineon IGW40T120 device identification
• TrenchStop and Field Stop semiconductor technology
• Low collector-emitter saturation voltage
• Typical VCE(sat) of 1.7V at 40A and 25°C
• Low gate charge for efficient switching
• High input impedance and voltage-controlled gate
• Designed for demanding power switching applications
• Short-circuit withstand capability under specified conditions
• Maximum junction temperature of 150°C
• Standard three-pin TO-247 through-hole package
• Suitable for appropriate heat sink installation
• Useful for industrial inverter and UPS circuit repairs

Technical Specifications

• Product Name: G40T120 High Power IGBT
• Equivalent Device Identification: IGW40T120
• Manufacturer Reference: Infineon Technologies
• Device Type: N-Channel Insulated Gate Bipolar Transistor
• Technology: TrenchStop / Field Stop
• Collector-Emitter Voltage (VCES): 1200V
• Collector Current at TC=100°C: 40A
• Collector Current at TC=25°C: 75A
• Pulsed Collector Current: 105A
• Typical VCE(sat): 1.7V at IC=40A and TJ=25°C
• Maximum Gate-Emitter Voltage: ±20V
• Maximum Power Dissipation: 270W at TC=25°C
• Maximum Junction Temperature: 150°C
• Operating Junction Temperature: -40°C to +150°C
• Package: PG-TO-247-3
• Mounting Type: Through-Hole
• Terminals: Gate, Collector, Emitter

Applications

• Industrial power inverters
• Compatible inverter welding machines
• Uninterruptible power supply (UPS) systems
• Industrial motor drives and controllers
• Variable frequency drives (VFD)
• Frequency converter circuits
• High-voltage power switching
• Industrial power electronics repair
• High-power conversion systems
• Power control and automation equipment
• Power electronics development projects

Trench Gate and Field Stop Technology

The G40T120 IGBT uses advanced trench and field-stop semiconductor technology to provide a combination of high-voltage capability, switching performance, and low conduction losses.

Its design offers efficient operation in compatible high-power switching applications while supporting reliable thermal performance when used within the manufacturer's ratings.

Suitable for Welding Machines and Inverters

The 1200V voltage rating makes this IGBT relevant to high-voltage power conversion applications, including selected inverter-based welding equipment.

It can also be used in compatible UPS systems, industrial frequency converters, and motor-control circuits requiring controlled high-power switching.

Important: Compatibility with any particular welding machine or inverter depends on the original transistor part number, gate-drive circuit, switching characteristics, pin configuration, and thermal design.

Benefits of G40T120 IGBT

High Voltage Capability: Supports collector-emitter voltages up to the specified 1200V maximum rating.

High Current Handling: Rated for 40A collector current at a case temperature of 100°C under the manufacturer's specified operating conditions.

Low Conduction Loss: TrenchStop technology provides favorable collector-emitter saturation characteristics for efficient switching designs.

Industrial Applications: Suitable for compatible power conversion, UPS, and motor-drive equipment.

Standard TO-247 Package: Through-hole construction supports installation on suitable circuit boards and heat sinks.

Installation and Safety Notes

• Confirm the complete device identification before installation.
• Verify Gate, Collector, and Emitter terminal connections from the datasheet.
• Use an appropriate insulated-gate driver circuit.
• Install a properly rated heat sink and thermal interface where required.
• Do not exceed the maximum voltage, current, or junction temperature ratings.
• Check compatibility before replacing an existing IGBT.
• Do not assume other 1200V 40A IGBTs are direct substitutes.
• High-voltage repairs should be performed by qualified personnel using appropriate electrical safety precautions.

Buy G40T120 IGBT in Pakistan – Robostan.pk

Looking for a G40T120 1200V 40A IGBT Transistor in Pakistan? Shop online at Robostan.pk for IGBT power transistors, MOSFETs, gate driver ICs, power electronics components, inverter spare parts, and industrial electronic supplies.

Order your G40T120 TO-247 Power IGBT from Robostan.pk with nationwide delivery across Pakistan, including Lahore, Karachi, Islamabad, Rawalpindi, Faisalabad, Multan, Gujranwala, Peshawar, and other cities.

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