Part Details for 2N4338 by Vishay Siliconix
Results Overview of 2N4338 by Vishay Siliconix
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- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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2N4338 Information
2N4338 by Vishay Siliconix is a Small Signal Field-Effect Transistor.
Small Signal Field-Effect Transistors are under the broader part category of Transistors.
A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.
Part Details for 2N4338
2N4338 CAD Models
2N4338 Part Data Attributes
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2N4338
Vishay Siliconix
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Datasheet
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2N4338
Vishay Siliconix
Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-206AA, HERMETIC SEALED, TO-18, 3 PIN
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| Pbfree Code | No | |
| Rohs Code | No | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | VISHAY SILICONIX | |
| Part Package Code | BCY | |
| Package Description | HERMETIC SEALED, TO-18, 3 PIN | |
| Pin Count | 3 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| Additional Feature | LOW NOISE, ULTRA HIGH INPUT IMPEDANCE | |
| Case Connection | GATE | |
| Configuration | SINGLE | |
| Drain-source On Resistance-Max | 2500 Ω | |
| FET Technology | JUNCTION | |
| Feedback Cap-Max (Crss) | 3 pF | |
| JEDEC-95 Code | TO-206AA | |
| JESD-30 Code | O-MBCY-W3 | |
| JESD-609 Code | e0 | |
| Number of Elements | 1 | |
| Number of Terminals | 3 | |
| Operating Mode | DEPLETION MODE | |
| Operating Temperature-Max | 175 °C | |
| Package Body Material | METAL | |
| Package Shape | ROUND | |
| Package Style | CYLINDRICAL | |
| Polarity/Channel Type | N-CHANNEL | |
| Qualification Status | Not Qualified | |
| Surface Mount | NO | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | WIRE | |
| Terminal Position | BOTTOM | |
| Transistor Application | SWITCHING | |
| Transistor Element Material | SILICON |
2N4338 Frequently Asked Questions (FAQ)
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The maximum safe operating area (SOA) for the 2N4338 is not explicitly stated in the datasheet, but it can be estimated based on the device's thermal resistance and maximum junction temperature. As a general rule, it's recommended to keep the device within the SOA to prevent thermal runaway and ensure reliable operation.
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To ensure the 2N4338 is properly biased for linear operation, you should ensure that the base-emitter voltage (VBE) is within the recommended range (typically around 0.6-0.7V) and that the collector-emitter voltage (VCE) is sufficient to maintain a linear operating region. You may need to adjust the bias resistors and voltage sources to achieve this.
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For optimal thermal management, it's recommended to use a PCB layout that allows for good heat dissipation, such as using a thermal pad or a heat sink. You should also ensure that the device is mounted securely to the PCB and that there is adequate clearance around the device to prevent thermal coupling with other components.
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Yes, the 2N4338 can be used in switching applications, but you'll need to consider the device's switching characteristics, such as the turn-on and turn-off times, and ensure that the device is properly driven to minimize switching losses. You may also need to add external components, such as snubbers or clamp diodes, to prevent voltage spikes and ringing.
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To handle ESD protection for the 2N4338, you should follow standard ESD handling procedures, such as using an ESD wrist strap or mat, and ensuring that the device is stored in an ESD-safe environment. You may also want to consider adding external ESD protection devices, such as TVS diodes, to protect the device from electrostatic discharge.