SQJ974EP-T1_GE3

Overview

The Vishay Siliconix SQJ974EP-T1_GE3 is an automotive-grade dual N-channel MOSFET utilizing TrenchFET technology. It features a 100 V drain-source voltage rating and supports continuous drain currents of 30 A per leg at 25 °C, with on-state resistance values of 25.5 mΩ at VGS = 10 V and 32.5 mΩ at VGS = 4.5 V. The device operates within a junction temperature range of -55 °C to +175 °C and is housed in a leadless PowerPAK SO-8L package. It meets AEC-Q101 qualification standards and undergoes 100% Rg and UIS testing.

Feature Summary

• Automotive-grade reliability certified under the AEC-Q101 standard for robust performance in vehicle environments.
• Advanced TrenchFET power MOSFET architecture engineered to minimize conduction losses and enhance switching efficiency.
• Comprehensive quality assurance including 100% gate resistance and single-pulse avalanche energy testing.

Applications

• High-side and low-side load switching circuits in automotive electronic control units.
• DC-DC converter topologies requiring high current density and thermal stability.
• Motor driver interfaces and power distribution modules in electric vehicles.

Procurement Notes

Verify the complete ordering suffix against official documentation to ensure correct packaging and material compliance. Confirm that the specific revision matches the required datasheet version for accurate parameter validation. Cross-reference the component marking with the manufacturer's package outline to prevent counterfeit substitution during assembly.

Selection Notes

Evaluate the thermal impedance characteristics relative to the target PCB copper area and airflow conditions. Ensure the gate drive voltage aligns with the specified thresholds to maintain optimal on-resistance without exceeding maximum ratings. Consider the package dimensions and exposed copper requirements for adequate solder joint formation and heat dissipation.

Part Context

This component belongs to the Vishay Siliconix SQJ series of automotive MOSFETs designed for high-current applications. It shares the PowerPAK SO-8L footprint with other devices in the family but offers distinct voltage and current capabilities tailored for 100 V systems. The series emphasizes low on-resistance and ruggedness for demanding automotive power management tasks.

Replacement Considerations

Direct substitutes within the same package and electrical class include the SQJ973EP and SQJ975EP. Verify pinout compatibility and thermal resistance specifications before implementation to ensure equivalent circuit performance.

FAQ

What is the maximum operating junction temperature for this device?

The maximum operating junction temperature is +175 °C.

Is the SQJ974EP qualified for automotive applications?

Yes, the device is fully qualified according to the AEC-Q101 standard.

What is the typical total gate charge at VGS = 10 V?

The typical total gate charge is 15 nC when tested at VDS = 50 V and ID = 5 A.