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MPSA94 APM PBFREE is listed in the Single Bipolar Transistors range at ChipApex. The manufacturer field lists Central Semiconductor Corp. Its product description is 400V 300MA 625MW TH TRANSISTOR-S. Review the specifications below when checking this part for your BOM.
The MPSA94 APM PBFREE is a PNP high voltage small signal bipolar junction transistor manufactured by Central Semiconductor. It is designed for through-hole mounting in the TO-92 package. The device features a collector-emitter breakdown voltage of 400V, a continuous collector current rating of 300mA, and a total power dissipation capacity of 625mW. These specifications define its operational limits within electronic circuits requiring high voltage handling capabilities.
Verify the specific ordering suffix to confirm the package type and compliance status. Ensure the component matches the required voltage and current ratings for the target circuit design. Confirm availability directly with authorized distributors as stock levels fluctuate. Check datasheets for absolute maximum ratings before integration.
Select this component when a PNP transistor with high voltage blocking capability is required. The 400V rating distinguishes it from standard low-voltage alternatives. Consider the 300mA current limit and thermal management needs for the 625mW power dissipation. Verify that the through-hole package fits the board layout constraints.
This part belongs to the MPSA series of high voltage transistors produced by Central Semiconductor. The series typically includes complementary NPN and PNP devices designed for robust performance in demanding environments. The MPSA94 specifically addresses the need for high voltage control in compact through-hole packages.
Direct substitutes include other PNP high voltage transistors with similar Vceo and Ic ratings. Verify pinout compatibility and thermal characteristics before swapping. Cross-reference with manufacturer databases for exact functional equivalents.
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