2N2222A Datasheet, PDF

The 2N2222A is a widely used NPN bipolar junction transistor (BJT) designed for general-purpose low-power amplifying and switching applications. It features a maximum collector current of 800mA, a collector-emitter voltage of 40V, and operates efficiently at high speeds with a transition frequency around 250MHz.
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Several transistors can serve as replacements for the 2N2222A, offering similar electrical characteristics and functionalities:

PN2222A:

A direct equivalent to the 2N2222A, commonly found in a TO-92 plastic package.
Shares similar electrical specifications, including maximum collector current and voltage ratings.
Note that the pin configuration may differ; verify the pinout before substitution.
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2N3904:

General-purpose NPN transistor with a maximum collector current of 200mA and a collector-emitter voltage of 40V.
Suitable for low-power applications where the current requirements are within its ratings.
Offers a higher transition frequency, making it ideal for high-speed switching.
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BC547:

NPN transistor with a maximum collector current of 100mA and a collector-emitter voltage of 45V.
Commonly used in European designs for low-current switching and amplification.
Ensure the lower current rating aligns with your application needs.
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2N2219:

NPN transistor with a maximum collector current of 800mA and a collector-emitter voltage of 50V.
Encapsulated in a TO-39 metal can package, offering better power dissipation.
Suitable for applications requiring robust thermal performance.
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MPS2222A:

NPN transistor similar to the 2N2222A, available in a TO-92 package.
Features comparable electrical characteristics, including current and voltage ratings.
Verify the pin configuration, as it may differ from the 2N2222A.
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When selecting a replacement, consider the following factors:

Electrical Specifications: Ensure the substitute transistor meets or exceeds the voltage, current, and power requirements of your application.
Package Type: Confirm that the physical package and pin configuration are compatible with your circuit layout.
Frequency Response: For high-speed applications, verify that the transition frequency of the replacement transistor is adequate.

2N2222A Datasheet, PDF

2N2222A Datasheet, PDF [Distributor]

Brief Description of 2N2222A

Equivalent for 2N2222A

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