FF200R12KT3 OR FF200R12KT4: Which Is Better for Your Application?

Posted on: 09/01/2024

When choosing between the Infineon FF200R12KT3 and FF200R12KT4 IGBT modules, it’s crucial to understand the key differences and applications for each. Both modules are high-performance Insulated Gate Bipolar Transistors (IGBTs), designed for demanding power applications. Here’s a detailed comparison to help you make an informed decision.

Overview and Key Features

FF200R12KT3:

Collector-Emitter Voltage (VCES): 1200V
Nominal Collector Current (IC): 200A
Collector-Emitter Saturation Voltage (VCE(sat)): 2.15V (typical at 25°C)
Switching Frequency: Suitable for high-frequency applications
Thermal Resistance (RthJC): 0.2 K/W
Package Dimensions: 106x61x30 mm
Weight: 340 g

FF200R12KT4:

Collector-Emitter Voltage (VCES): 1200V
Nominal Collector Current (IC): 200A
Collector-Emitter Saturation Voltage (VCE(sat)): 2.05V (typical at 25°C)
Switching Frequency: Enhanced performance for very high-frequency applications
Thermal Resistance (RthJC): 0.15 K/W
Package Dimensions: Similar to FF200R12KT3
Weight: Slightly lighter at 330 g

Detailed Comparison

Parameter	FF200R12KT3	FF200R12KT4
V<sub>CES</sub>	1200V	1200V
I<sub>C</sub>	200A	200A
V<sub>CE(sat)</sub>	2.15V	2.05V
Switching Frequency	High	Very High
R<sub>thJC</sub>	0.2 K/W	0.15 K/W
Dimensions	106x61x30 mm	106x61x30 mm
Weight	340 g	330 g

Application Suitability

FF200R12KT3:

Power Converters: Ideal for medium to high power converters.
Motor Drives: Suitable for various types of motor drives including variable-speed drives.
UPS Systems: Effective in uninterruptible power supply systems due to reliable performance at high currents.

FF200R12KT4:

High-Frequency Inverters: Enhanced for very high-frequency inverter applications, making it suitable for advanced industrial and consumer electronics.
Renewable Energy Systems: Perfect for solar inverters and wind power converters where efficiency and thermal performance are critical.
Advanced Motor Drives: Ideal for applications requiring very high switching frequencies and improved thermal management.

Conclusion

Both the FF200R12KT3 and FF200R12KT4 modules are robust choices for high-power applications. However, if your application demands very high switching frequencies and improved thermal performance, the FF200R12KT4 might be the better option. On the other hand, for more general high-power applications, the FF200R12KT3 provides excellent performance and reliability.

Choosing the right IGBT module depends on your specific application needs. Consider the operational environment, required efficiency, and thermal management capabilities to make the most informed decision.

Source: https://www.slw-ele.com/ff200r12kt3-or-ff200r12kt4-which-is-better-for-your-application.html