KGF75N65KDF 650V 75A IGBT Transistor TO-247

The KGF75N65KDF 650V 75A IGBT Transistor TO-247 is a high-power semiconductor designed for efficient switching in inverters, UPS systems, motor drives, power converters, and industrial power electronics. Its 650V voltage class, 75A current rating, and TO-247 through-hole package make it suitable for demanding high-power switching applications.

Description

The KGF75N65KDF 650V 75A IGBT Transistor TO-247 is a power semiconductor designed for high-voltage and high-current switching applications.

An IGBT (Insulated Gate Bipolar Transistor) combines MOS-gate control with bipolar power-handling characteristics, making this class of device widely used in power conversion and switching circuits.

With a specified 650V voltage rating and 75A current rating, the KGF75N65KDF is intended for power-electronics applications where substantial voltage and current handling capability is required.

Its TO-247 package provides a practical through-hole format for power circuits and allows the device to be mounted with appropriate thermal-management hardware where required.

Typical applications include inverters, uninterruptible power supplies (UPS), motor-control systems, power converters, switching power supplies, and other high-power switching circuits.

When replacing an existing IGBT, the complete electrical characteristics, pin configuration, switching parameters, gate-drive requirements, thermal characteristics, and circuit conditions should be checked against the exact device datasheet. Matching only voltage and current ratings is not sufficient for a safe semiconductor substitution.

Key Features

• KGF75N65KDF part number
• IGBT power transistor
• 650V voltage class
• 75A current rating
• TO-247 package
• Through-hole mounting
• High-power switching capability
• Suitable for inverter circuits
• Suitable for UPS repair and design
• Useful for power converters
• Suitable for motor-drive applications
• Power electronics applications
• Compatible with appropriate heatsink arrangements
• Suitable for repair and replacement applications when specifications match

Technical Specifications

Technical note: The 650V and 75A figures identify key maximum device ratings; they should not be interpreted as a guarantee that the transistor can continuously switch 75A at 650V simultaneously. Actual safe operation depends on switching conditions, junction temperature, thermal management, gate drive, switching frequency, and the device's safe operating area.

Product Attributes

Pinout / Interface

A power IGBT typically provides three primary terminals:

G — Gate
Controls switching of the transistor.

C — Collector
Main high-current power terminal.

E — Emitter
Main current return terminal.

However, do not use a generic IGBT pin sequence as the confirmed KGF75N65KDF pinout. The exact Gate, Collector, Emitter arrangement and tab connection should be verified from the manufacturer's datasheet or markings for the exact device before PCB installation or replacement.

Applications

• DC to AC Inverters
• UPS Systems
• Solar Inverters
• Power Converters
• Motor Drives
• Industrial Motor Control
• Switching Power Supplies
• High-Power Switching Circuits
• Welding Power Electronics
• Power Control Systems
• Industrial Electronics
• Inverter Repair
• UPS Repair
• Power Electronics Prototyping

Replacement / Compatibility

The KGF75N65KDF can be used as a replacement only where the circuit specifications match.

Before replacing another IGBT, verify:

• Collector-emitter voltage rating
• Collector current rating
• Gate characteristics
• Switching speed
• Switching losses
• Saturation voltage
• Package type
• Pin configuration
• Thermal characteristics
• Safe Operating Area (SOA)
• Diode characteristics, if applicable

Do not substitute an IGBT solely because another transistor also has a 650V / 75A rating.

Thermal Considerations

High-power IGBTs generate heat during conduction and switching. Depending on circuit conditions, proper thermal management may require:

IGBT → Thermal Interface Material → Heatsink

For electrically sensitive mounting arrangements, use the appropriate insulating pad, thermal compound, mounting hardware, and heatsink according to the circuit design.

Adequate cooling is especially important in continuously operating inverter, UPS, motor-drive, and power-conversion systems.

Package Includes

1 × KGF75N65KDF 650V 75A IGBT Transistor TO-247

Heatsink, thermal pad, mounting hardware, PCB, gate driver, and other components are included only if specifically stated with the product.

Buy in Pakistan

Buy the KGF75N65KDF 650V 75A IGBT Transistor TO-247 from Chip.pk for inverter, UPS, motor-drive, power-converter, repair, and high-power switching applications. Always verify the complete electrical and thermal specifications before using an IGBT as a replacement in an existing circuit.

Why Choose Chip.pk?

• Quality-checked electronic components
• Competitive pricing
• Secure packaging for semiconductor components
• Nationwide delivery across Pakistan
• Wide range of ICs, transistors, MOSFETs and IGBTs
• Components for inverter and UPS repair
• Power-electronics components and accessories
• Clear technical product information
• Support for technicians, engineers, students and developers
• Reliable customer service and after-sales support

FAQs

1. What is the KGF75N65KDF?

The KGF75N65KDF is a high-power IGBT transistor specified at 650V and 75A in a TO-247 package. It is intended for high-power switching applications such as inverters, UPS systems, motor drives, and power converters.

2. What does IGBT mean?

IGBT stands for Insulated Gate Bipolar Transistor. It combines voltage-controlled gate operation with high-current power-switching capability, making IGBTs widely used in power electronics.

3. What is the voltage rating of KGF75N65KDF?

The KGF75N65KDF is specified with a 650V collector-emitter voltage rating.

4. What is the current rating?

The device is specified for 75A. This is a device rating and should not be interpreted as 75A continuous operation under every condition. Actual capability depends on temperature, cooling, switching conditions, gate drive, and circuit design.

5. What package does the KGF75N65KDF use?

It comes in a TO-247 through-hole power package, commonly used for high-power semiconductor devices.

6. Can KGF75N65KDF be used in an inverter?

Yes. It is suitable for compatible inverter power-switching circuits, provided the complete electrical, switching, gate-drive, and thermal requirements of the circuit match the device.

7. Can this IGBT be used for UPS repair?

Yes, it can be used in compatible UPS power stages. For replacement work, verify the original component's complete specifications rather than matching only the 650V and 75A ratings.

8. Can it be used in a solar inverter?

It may be suitable for compatible solar inverter power stages, depending on the circuit topology, switching frequency, gate driver, thermal design, and other electrical requirements.

9. Does the KGF75N65KDF require a heatsink?

High-power IGBTs commonly require suitable thermal management. The required heatsink depends on switching losses, current, duty cycle, ambient temperature, switching frequency, and overall circuit design.

10. Can I replace another 650V 75A IGBT with KGF75N65KDF?

Not automatically. Two IGBTs with the same voltage and current ratings can have different switching characteristics, gate requirements, saturation voltage, pinout, thermal characteristics, and safe operating area. Verify the exact specifications before substitution.

11. Where can I buy KGF75N65KDF IGBT in Pakistan?

You can buy the KGF75N65KDF 650V 75A IGBT Transistor TO-247 from Chip.pk with nationwide delivery across Pakistan.

12. Where can I buy KGF75N65KDF in Lahore?

Customers in Lahore can purchase the KGF75N65KDF IGBT Transistor from Chip.pk, subject to stock availability.