MJE5852

Single Bipolar Transistors Overview

The MJE5852 is a high-voltage PNP silicon power transistor manufactured by STMicroelectronics. It is designed for applications requiring robust switching capabilities with a collector-emitter voltage rating of up to 400V and a continuous collector current of 8A. The device features a maximum power dissipation of 80W, making it suitable for medium-power amplifier and switching circuits. Constructed using planar technology, the transistor offers reliable performance within an operating junction temperature range extending to 150°C.

Single Bipolar Transistors Feature Summary

• High voltage capability supporting up to 400V collector-emitter breakdown
• Robust 8A continuous collector current handling
• Planar silicon construction for enhanced reliability
• High power dissipation rating of 80W

Single Bipolar Transistors Applications

• General-purpose power switching circuits
• Audio power amplifiers
• Motor control interfaces
• Inverter stages in power supplies

Single Bipolar Transistors Procurement Notes

Verify the specific voltage sub-grade (300V, 350V, or 400V) required for the application, as the MJE5852 designation may cover multiple variants within the series. Confirm package compatibility, typically TO-220AB, against the thermal management design. Ensure the supplier provides datasheets confirming the exact electrical limits for the ordered suffix.

Single Bipolar Transistors Selection Notes

Select this component when a PNP configuration is necessary for high-voltage switching or linear amplification. Compare against NPN equivalents if circuit topology allows, noting that PNP devices often require different biasing strategies. Evaluate thermal resistance requirements based on the 80W dissipation limit and ensure adequate heatsinking for sustained operation at high currents.

Single Bipolar Transistors Part Context

The MJE5852 belongs to the MJE58xx series of high-voltage PNP power transistors from STMicroelectronics. This family is engineered for demanding power applications where high voltage isolation and significant current handling are critical. It complements other components in the series, such as the MJE57xx, providing options for various voltage and current combinations in industrial and consumer power electronics.

Single Bipolar Transistors Replacement Considerations

Cross-reference with MJE5850 or MJE5851 for similar specifications but verify voltage ratings carefully. Check MJE5740 for Darlington alternatives if higher gain is needed, though switching speed will differ. Always validate pinout and thermal characteristics before substitution.