- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for 2N3055
- Part Number 2N3055
- Manufacturer onsemi
- Pin Count 3
- Part Category Transistor BJT NPN
- Package Category Other
- Footprint Name Other - TO-204 (TO-3) (1-07)
- Released Date Jul 27, 2018
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
2N3055 Details
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Manufacturer Part Number:
2N3055
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Part Life Cycle Code:
Obsolete
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Part Package Code:
TO-3
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Package Description:
CASE 1-07, TO-3, 2 PIN
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Pin Count:
2
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Manufacturer Package Code:
CASE 1-07
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ECCN Code:
EAR99
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Manufacturer:
onsemi
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YTEOL:
0
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Case Connection:
COLLECTOR
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Collector Current-Max (IC):
15 A
2N3055 Frequently Asked Questions (FAQs)
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The maximum safe operating area (SOA) for the 2N3055 is not explicitly stated in the datasheet. However, ON Semiconductor provides an SOA graph in the datasheet that shows the transistor can handle up to 80V and 10A simultaneously, with a maximum power dissipation of 115W.
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To ensure the 2N3055 is properly biased for linear operation, you should ensure the base-emitter voltage (VBE) is between 0.6V and 0.8V, and the collector-emitter voltage (VCE) is at least 2V to 3V above the base-emitter voltage. Additionally, the base current should be limited to prevent overheating.
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The thermal resistance of the 2N3055 package is typically around 1.5°C/W for the TO-39 package, and 2.5°C/W for the TO-220 package. This information is usually provided in the datasheet or in a separate application note.
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Yes, the 2N3055 can be used as a switch. The switching characteristics are not explicitly stated in the datasheet, but the transistor has a typical turn-on time of around 1μs and a turn-off time of around 2μs. The switching frequency is limited by the transistor's maximum frequency rating of around 1MHz.
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To protect the 2N3055 from voltage spikes and transients, you can use a voltage clamp or a transient voltage suppressor (TVS) diode in parallel with the transistor. Additionally, you can use a snubber circuit or a RC filter to reduce voltage ringing and oscillations.
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