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- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for 2N5555
- Part Number 2N5555
- Manufacturer onsemi
- Pin Count 3
- Last Modified Date Oct 21, 2025 9:50 AM UTC
- Pinout / Pin List Click Here (Member Only)
2N5555 Details
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Manufacturer Part Number:
2N5555
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Brand Name:
onsemi
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Pbfree Code:
No
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Part Life Cycle Code:
Obsolete
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Part Package Code:
TO-92
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Pin Count:
3
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Manufacturer Package Code:
29-11
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ECCN Code:
EAR99
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Manufacturer:
onsemi
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YTEOL:
0
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Configuration:
SINGLE
2N5555 Frequently Asked Questions (FAQs)
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The maximum safe operating area (SOA) for the 2N5555 is not explicitly stated in the datasheet, but it can be estimated based on the device's thermal and electrical characteristics. A general rule of thumb is to limit the device to a maximum power dissipation of 1.5W at 25°C, and to ensure that the collector-emitter voltage and collector current are within the recommended operating ranges.
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To ensure reliable operation of the 2N5555 in high-temperature environments, it's essential to consider the device's thermal characteristics, such as the maximum junction temperature (Tj) and thermal resistance (Rthja). Ensure that the device is properly heat-sinked, and that the ambient temperature is within the recommended operating range. Additionally, consider derating the device's power dissipation and current handling capabilities at higher temperatures.
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The recommended storage temperature range for the 2N5555 is -55°C to 150°C. Storing the device outside of this range may affect its reliability and performance.
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While the 2N5555 can be used as a switch, it's not ideal for high-frequency applications due to its relatively slow switching times (tf and tr) and high capacitance. For high-frequency applications, consider using a faster-switching transistor or a dedicated high-frequency switch.
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To prevent EOS and ESD damage to the 2N5555, follow proper handling and assembly procedures, such as using anti-static wrist straps, mats, and packaging materials. Ensure that the device is properly soldered and connected to a circuit with adequate protection against voltage transients and surges.
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2N5555 Overview
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