MJD6039T4G

Single Bipolar Transistors Overview

The MJD6039T4G is a single NPN Darlington power transistor manufactured by onsemi. It operates with a maximum collector-emitter voltage of 80 V and a collector-base voltage of 80 V, while the emitter-base voltage is rated at 5 V. The device supports a continuous DC collector current of 4 A and handles a power dissipation of 20 W. It is housed in a TO-252-3 (DPAK) surface-mount package. The component functions within a temperature range from -65 C to +150 C and offers a minimum DC current gain (hFE) of 1000.

Single Bipolar Transistors Feature Summary

• High current gain capability suitable for driving loads with minimal input signal
• Robust thermal performance allowing operation up to 150 C junction temperature
• Integrated protection against secondary breakdown effects

Single Bipolar Transistors Applications

• Motor control circuits
• Power switching applications
• Linear amplifier stages

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix matches the required tape and reel configuration. Confirm RoHS compliance status through official manufacturer documentation before integration. Ensure the procurement channel provides valid traceability for the onsemi brand component.

Single Bipolar Transistors Selection Notes

Select this component when high current gain and moderate voltage handling are required in a compact surface-mount form factor. Compare thermal resistance values against system heat sinking capabilities. Verify that the 4 A current rating aligns with peak load requirements without exceeding safe operating area limits.

Single Bipolar Transistors Part Context

This part belongs to the MJD6039 series of NPN Darlington transistors. It is designed for general-purpose power switching and amplification tasks. The DPAK package facilitates automated assembly processes while providing adequate thermal dissipation for medium-power applications.

Single Bipolar Transistors Replacement Considerations

Check datasheets for equivalent parts offering similar 80V/4A ratings in TO-252 packages. Verify pinout compatibility and thermal characteristics before substitution.