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- Stock & Prices $ Price & Stock for 2N4091
- Part Number 2N4091
- Manufacturer InterFET
- Pin Count 3
- Part Category JFET (N-Channel)
- Package Category Other
- Footprint Name Other - TO-18
- Released Date Jan 23, 2022
- Last Modified Date Jan 28, 2025 11:57 PM UTC
- Pinout / Pin List Click Here (Member Only)
2N4091 Details
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Manufacturer Part Number:
2N4091
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Pbfree Code:
Yes
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Part Life Cycle Code:
Contact Manufacturer
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ECCN Code:
EAR99
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Manufacturer:
InterFET Corporation
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FET Technology:
JUNCTION
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JESD-609 Code:
e0
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Operating Temperature-Max:
200 °C
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Polarity/Channel Type:
N-CHANNEL
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Power Dissipation-Max (Abs):
1.8 W
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Surface Mount:
NO
2N4091 Frequently Asked Questions (FAQs)
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The maximum operating temperature range for the 2N4091 is -55°C to 150°C.
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The 2N4091 is a depletion-mode JFET, meaning it is normally on and can be turned off by applying a negative gate-source voltage.
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The typical gate-source cutoff voltage for the 2N4091 is around -2.5V to -3.5V, but this can vary depending on the specific device and operating conditions.
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Yes, the 2N4091 can be used as a switch, but it's not ideal for high-frequency switching applications due to its relatively high gate-source capacitance and limited current handling capability.
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To ensure the 2N4091 is fully turned off, apply a gate-source voltage that is at least 2-3 times the specified gate-source cutoff voltage, and make sure the drain-source voltage is within the recommended operating range.
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2N4091 Overview
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