2N3791-Transistor Overview
The 2N3791 transistor is a high-power NPN bipolar junction transistor designed for medium to high voltage applications. Featuring a collector-emitter voltage rating of up to 100V and a collector current capacity of 8A, it delivers reliable switching and amplification in power circuits. Its robust construction ensures effective heat dissipation with a maximum junction temperature of 200??C, suitable for demanding industrial environments. This transistor is commonly utilized in power amplifiers, motor control, and switching regulators, offering engineers a durable, high-performance solution. For additional technical resources and sourcing information, visit IC-fabrikant.
2N3791-Transistor Key Features
- Hoge stroomverwerking: Supports collector currents up to 8A, enabling efficient control of high-power loads.
- Voltage Tolerance: Withstands collector-emitter voltages up to 100V, ensuring compatibility with medium voltage circuits.
- Thermische stabiliteit: Designed for maximum junction temperatures up to 200??C, enhancing reliability in high-temperature applications.
- Laag verzadigingsvoltage: Minimizes power dissipation during switching, improving overall circuit efficiency.
2N3791-Transistor Technical Specifications
| Parameter | Symbol | Waarde | Eenheid |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 100 | V |
| Collector-Base Voltage | VCBO | 140 | V |
| Emitter-Base Voltage | VEBO | 7 | V |
| Collector Current | IC | 8 | A |
| Energieverlies | PD | 115 | W |
| DC stroomversterking (hFE) | hFE | 20 to 70 | (typical) |
| Overgangsfrequentie | fT | 3 | MHz |
| Operating Junction Temperature | TJ | 200 | ??C |
2N3791-Transistor Advantages vs Typical Alternatives
This transistor offers superior power handling and voltage tolerance compared to typical low-power BJTs. Its high current rating and elevated junction temperature capability make it a reliable choice for industrial and power amplifier circuits. The low saturation voltage reduces power loss, enhancing efficiency over comparable devices. These features combine to provide engineers with a rugged, dependable transistor optimized for demanding applications where thermal and electrical robustness are critical.
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Typische toepassingen
- Power Amplifiers: Ideal for audio and RF power amplification circuits requiring high current and voltage capacity with reliable thermal performance.
- Motor Control: Used in industrial motor drivers to switch and amplify control signals efficiently under high current loads.
- Switching Regulators: Supports voltage regulation in power supply circuits, ensuring stable output under varying load conditions.
- Industrial Power Control: Suitable for use in relay drivers, solenoid actuators, and other power switching devices in harsh environmental conditions.
2N3791-Transistor Brand Info
The 2N3791 transistor is a well-established semiconductor device manufactured and supplied by reputable IC manufacturers specializing in power transistor technology. This product is recognized for its robust design and consistent performance in industrial electronics. Its availability through global distributors ensures reliable sourcing for engineers and procurement specialists requiring industrial-grade components for power switching and amplification solutions.
FAQ
What type of transistor is the 2N3791 and what are its main characteristics?
The 2N3791 is a high-power NPN bipolar junction transistor. It features a collector-emitter voltage rating of 100V and can handle collector currents up to 8A. Its design supports a maximum junction temperature of 200??C, making it suitable for demanding power applications requiring durability and thermal stability.
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In which applications is this transistor most commonly used?
This transistor is commonly deployed in power amplifiers, motor control circuits, switching regulators, and other industrial power control systems. Its high current and voltage ratings enable efficient operation in applications requiring reliable switching and amplification under elevated temperatures.
How does the 2N3791 perform in terms of thermal management?
With a maximum junction temperature of 200??C and power dissipation rated at 115W, this transistor is designed to operate reliably in high-temperature environments. Good heat sinking is recommended to maintain optimal performance and prevent thermal overload during high power operation.
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What is the typical current gain (hFE) range for this device?
The DC current gain of the transistor typically ranges from 20 to 70, depending on the specific operating conditions. This gain range supports effective current amplification in switching and analog circuits.
Are there specific considerations for integrating this transistor into power circuits?
Yes, designers should consider its voltage and current limits, thermal dissipation requirements, and ensure proper heat sinking. Additionally, the transistor’s low saturation voltage aids in reducing power loss during switching, which can improve overall circuit efficiency when correctly implemented.
