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2N2944AUB is listed in the Single Bipolar Transistors range at ChipApex. The manufacturer field lists Microsemi Corporation. Its product description is TRANS PNP 10V 0.1A UB. Review the specifications below when checking this part for your BOM.
The Microsemi Corporation 2N2944AUB is a PNP silicon small signal transistor designed for high-reliability applications. It features a maximum collector current of 100 mA and a collector-emitter breakdown voltage of 10 V. The device supports a power dissipation of 400 mW and operates within a temperature range of -65°C to +200°C. It is housed in a surface-mount SMD-3 package and is military qualified up to the JANTXV level.
Verify that the specific order includes the JANTXV military qualification suffix, as standard commercial variants may lack this certification. Confirm the package type matches the required SMD-3 footprint. Ensure the supplier provides traceability documentation consistent with MIL standards. Check for RoHS compliance status if applicable to the project requirements. Validate the manufacturer source is authorized for defense-grade components.
Select this component when extreme temperature stability and military-grade reliability are mandatory. The PNP configuration suits common emitter switching or amplification tasks. Consider the 10 V voltage limit for low-voltage circuit designs. The SMD-3 package requires appropriate PCB layout considerations for thermal management. Evaluate the 100 mA current rating against peak load demands.
This part belongs to the 2N2944 series of PNP silicon transistors manufactured by Microsemi. It is specifically engineered for defense and aerospace sectors requiring robust performance under severe conditions. The device complements other NPN counterparts in the same family for complementary circuit designs.
Public confirmed substitute part numbers: None identified.
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