2N3506U4

Single Bipolar Transistors Overview

The 2N3506U4 is an NPN silicon power bipolar junction transistor manufactured by Microchip Technology. It features a maximum collector-emitter voltage of 40 V and a continuous collector current rating of 3 A. The device dissipates up to 1 W of power in surface-mount configurations. It utilizes the U4 package for compact integration. The component operates within a temperature range extending to +200 °C, supporting high-temperature applications requiring robust switching or amplification capabilities.

Single Bipolar Transistors Feature Summary

• High current handling capability with 3 A collector current rating
• Surface mount U4 package design for automated assembly
• Silicon construction ensuring thermal stability

Single Bipolar Transistors Applications

• Power switching circuits
• Amplifier stages
• Driver circuits

Single Bipolar Transistors Procurement Notes

Verify the specific suffix U4 to confirm surface mount packaging versus through-hole variants like AL. Confirm RoHS compliance status as some listings indicate non-compliance. Check manufacturer datasheets for derating curves above 25 °C ambient temperature. Ensure ordering documentation matches the exact part number to avoid confusion with similar JAN or standard 2N3506 versions.

Single Bipolar Transistors Selection Notes

Select this component when surface mount technology is required for medium-power NPN applications. Compare against 2N3507U4 if higher voltage ratings are needed. Evaluate thermal management requirements given the 1 W dissipation limit. Consider the U4 footprint constraints during PCB layout design.

Single Bipolar Transistors Part Context

This part belongs to the 2N3506 series of NPN transistors offered by Microchip Technology. It serves as the surface mount equivalent to through-hole variants such as the 2N3506AL. The series provides standardized performance for general-purpose power applications across military and industrial sectors.

Single Bipolar Transistors Replacement Considerations

Direct substitutes include other manufacturers' 2N3506 equivalents in U4 packages. Verify pinout compatibility and electrical parameters before substitution.