GA06JT12-247

Overview

The GA06JT12-247 is a normally-off Silicon Carbide Junction Transistor (SJT) manufactured by GeneSiC Semiconductor. It features a TO-247AB through-hole package and supports a maximum operating temperature of 175°C. The device provides a drain-source voltage rating of 1200 V and a continuous drain current of 6 A at a case temperature of 90°C. At 25°C, the on-resistance is typically 220 mΩ with a gate drive of 500 mA. Power dissipation reaches 146 W at 25°C case temperature, with a thermal resistance from junction to case of 1.03 °C/W.

Feature Summary

• Temperature independent switching performance
• Gate oxide free SiC switch design
• Positive temperature coefficient for easy paralleling
• Low gate charge and low intrinsic capacitance

Applications

• Down Hole Oil Drilling
• Geothermal Instrumentation
• Hybrid Electric Vehicles (HEV)
• Solar Inverters
• Switched-Mode Power Supply (SMPS)

Procurement Notes

Verify component authenticity against official GeneSiC Semiconductor documentation. Confirm that the received part matches the GA06JT12-247 designation and TO-247AB physical dimensions. Ensure storage conditions remain within the specified -55 to 175 °C range prior to installation. Review the latest datasheet revision history for any updates to electrical characteristics or application notes.

Selection Notes

Select this component for high-temperature environments requiring robust short-circuit withstand capability. The positive temperature coefficient facilitates parallel operation without complex current balancing circuits. Consider the specific gate drive requirements, such as dual voltage sources or compatible ICs like IXDN614/IXDD614, to optimize switching losses and ensure reliable turn-on and turn-off transitions.

Part Context

This device belongs to the SJT family utilizing Silicon Carbide technology. Unlike traditional MOSFETs, it employs a junction transistor structure without a gate oxide layer. This architecture contributes to its high reliability and ability to operate effectively at elevated temperatures up to 175°C, distinguishing it from standard silicon-based power switches in demanding industrial applications.

Replacement Considerations

No official substitutes are listed in the provided documentation. When evaluating alternatives, verify compatibility with 1200 V ratings and TO-247AB mounting. Ensure replacement devices support similar thermal management strategies and gate drive configurations to maintain circuit performance and safety margins.

FAQ

What is the maximum short circuit withstand time?

The Short Circuit Safe Operating Area (SCSOA) specifies a non-repetitive short circuit duration of 20 µs at a junction temperature of 175°C and a drain-source voltage of 800 V.

How does the on-resistance vary with temperature?

The drain-source on-resistance increases with temperature. It is typically 220 mΩ at 25°C, 280 mΩ at 125°C, and 370 mΩ at 175°C, all measured at a drain current of 6 A and a gate current of 1000 mA.

Is an anti-parallel diode required?

Yes, the device is suitable for connecting an anti-parallel diode, which is often necessary for inductive load switching applications.