E3M0032120K

Overview

The Wolfspeed E3M0032120K is an automotive-qualified, N-channel enhancement mode Silicon Carbide (SiC) MOSFET utilizing third-generation technology. It features a TO-247-4L package with a separate driver source pin to minimize gate ringing and switching losses. Key electrical parameters include a maximum drain-source voltage of 1200 V, a typical on-state resistance of 32 mΩ at 25°C, and a continuous drain current of 67 A at a case temperature of 25°C. The device supports junction temperatures up to 175°C and includes a fast intrinsic diode with low reverse recovery charge.

Feature Summary

• Automotive qualification compliant with AEC-Q101 standards and PPAP capability for onboard vehicle applications.
• Optimized package design incorporating a dedicated driver source pin to reduce parasitic inductance and minimize gate oscillation.
• High blocking voltage combined with low on-resistance to enhance system efficiency and power density.
• Fast intrinsic body diode characterized by low reverse recovery charge to support high-speed switching topologies.

Applications

• Electric Vehicle Battery Chargers
• Motor Control Systems
• High Voltage DC/DC Converters

Procurement Notes

Verify the specific revision status of the datasheet prior to finalizing designs, as Wolfspeed updates documentation periodically. Confirm that the TO-247-4L package dimensions align with your PCB footprint requirements. Ensure thermal management solutions account for the specified junction-to-case thermal resistance values under expected operating conditions. Validate that the selected gate drive voltages remain within the recommended -4V to +15V range for optimal performance.

Selection Notes

Select this component when designing systems requiring robust automotive-grade reliability and high-voltage handling capabilities. The separate driver source pin makes it suitable for applications sensitive to electromagnetic interference and gate ringing. Consider the thermal derating curves when determining continuous current limits based on your specific case temperature environment. Evaluate the switching energy characteristics against your target switching frequency to balance efficiency and thermal performance.

Part Context

This device belongs to Wolfspeed's E-Series portfolio of discrete Silicon Carbide power MOSFETs. The series is engineered specifically for the automotive market, supporting various electric vehicle architectures including battery electric vehicles (BEVs), plug-in hybrid EVs (PHEVs), and fuel cell EVs (FCEVs). The E-Series leverages proven durability and reliability metrics established across Wolfspeed's silicon carbide platform.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.

FAQ

What is the maximum recommended gate-source voltage for this device?

The absolute maximum rating for Gate-Source Voltage is -8V to +19V. However, the datasheet recommends operating turn-on and turn-off gate voltages between +15V and -4V respectively for optimal performance.

Does the E3M0032120K have an integrated body diode?

Yes, the device includes an intrinsic body diode. It is characterized by a forward voltage of approximately 4.9V at 25°C and a reverse recovery charge of 894nC under specific test conditions.

How does the package design affect switching performance?

The TO-247-4L package features a separate driver source pin (Pin 3) distinct from the power source tab (Pin 2). This design minimizes common source inductance, thereby reducing gate ringing and improving switching stability.