JAN2N3791-Transistor Overview
The JAN2N3791-Transistor is a high-voltage NPN bipolar junction transistor designed for robust industrial and military applications. Featuring a maximum collector-emitter voltage of 100V and a collector current rating of 10A, this transistor supports high-power switching and amplification tasks. Its rugged construction ensures reliable operation under demanding environmental conditions, making it an ideal choice for engineers focusing on durability and performance. The device is widely used in power regulation, motor control, and amplification circuits. For detailed sourcing and technical support, visit IC Manufacturer.
JAN2N3791-Transistor Key Features
- High Collector Current Capacity: Supports up to 10A, enabling efficient handling of heavy load currents in power applications.
- High Voltage Tolerance: With a collector-emitter voltage rating of 100V, it can operate safely in high-voltage circuits, ensuring durability in demanding environments.
- Robust Package Design: Encapsulated in a TO-3 metal can, providing excellent thermal dissipation and mechanical stability for enhanced reliability.
- Low Saturation Voltage: Minimizes power loss during switching, improving overall circuit efficiency and reducing heat generation.
JAN2N3791-Transistor Technical Specifications
| Parameter | Specification |
|---|---|
| Collector-Emitter Voltage (VCEO) | 100 V |
| Collector-Base Voltage (VCBO) | 140 V |
| Emitter-Base Voltage (VEBO) | 7 V |
| Collector Current (IC) | 10 A |
| Power Dissipation (PD) | 115 W |
| DC Current Gain (hFE) | 20 to 70 (at IC = 4 A) |
| Transition Frequency (fT) | 6 MHz (typical) |
| Package Type | TO-3 Metal Can |
JAN2N3791-Transistor Advantages vs Typical Alternatives
This transistor offers superior collector current capacity and voltage ratings compared to typical small-signal transistors, making it highly suitable for high-power and industrial use. Its metal TO-3 package enhances thermal management and mechanical robustness, which improves reliability under harsh operating conditions. These advantages enable more efficient power switching and amplification with greater operational lifespan and stability.
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Typical Applications
- Power Amplifiers: Suitable for high-current amplification in audio and RF power stages, providing reliable signal gain with minimal distortion.
- Motor Control Circuits: Used in driving and controlling motors due to its high current and voltage handling capabilities.
- Voltage Regulation: Employed in power supply circuits for efficient voltage stabilization and load regulation.
- Industrial Switching: Ideal for high power switching applications in industrial automation and control systems.
JAN2N3791-Transistor Brand Info
The JAN2N3791-Transistor is a military-grade semiconductor device manufactured under strict quality controls to meet rigorous defense and industrial standards. Produced by a reputable brand known for reliability and performance, it features a TO-3 metal can package for enhanced durability and thermal performance. The JAN prefix indicates conformance to Joint Army-Navy (JAN) specifications, assuring users of consistent quality and suitability for demanding environments.
FAQ
What is the maximum voltage this transistor can handle?
The transistor has a maximum collector-emitter voltage rating of 100 volts, allowing it to operate safely in circuits requiring high voltage tolerance without risk of breakdown.
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What type of package does this transistor use?
It is housed in a TO-3 metal can package, which provides excellent heat dissipation and mechanical protection, making it suitable for high-power industrial and military applications.
Can this transistor handle high current loads?
Yes, it supports a collector current of up to 10 amperes, enabling it to manage high current loads typical in power amplification and motor control circuits.
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What is the typical current gain of this device?
The DC current gain (hFE) ranges from 20 to 70 at a collector current of 4 amperes, providing sufficient amplification for demanding signal processing tasks.
Is this transistor suitable for use in rugged or harsh environments?
Absolutely. The metal TO-3 package and military-grade JAN specification ensure high reliability and durability under harsh environmental conditions, including temperature extremes and mechanical stress.







