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The Central Semiconductor Corp 2N2453 is an NPN silicon low noise transistor housed in a TO-78 metal can package. It features a maximum collector current of 50 mA, a collector-base voltage of 60 V, and a collector-emitter voltage of 30 V. The device guarantees a minimum DC current gain (hFE) of 150 at a collector current of 600 mA and a collector-emitter voltage of 1.0 V. The saturation voltage is specified as a maximum of 5.0 V under the same test conditions. The transition frequency (fT) ranges from 1.0 to 5.0 MHz.
This component has been officially classified as End of Life by Central Semiconductor Corp. No replacement part numbers are currently available within the manufacturer's portfolio. Procurement should focus on verifying existing stock availability or identifying equivalent specifications from other suppliers, as direct manufacturing support has ceased.
Engineers selecting this device must account for its discontinued status. Design reviews should prioritize alternative components with similar electrical parameters, specifically focusing on matching the low noise profile, NPN polarity, and TO-78 form factor requirements if physical constraints remain unchanged.
The 2N2453 belongs to a family of dual transistors manufactured by Central Semiconductor Corp in the TO-78 case style. This specific part number represents the NPN low noise variant within that lineup, distinguished by its specific voltage ratings and current gain specifications compared to other devices in the series.
No official replacement part numbers are listed by Central Semiconductor Corp for the 2N2453. Engineers must seek third-party equivalents or perform a full redesign using modern alternatives that meet the required electrical and mechanical specifications.