2N3499-Transistor Overview
The 2N3499 transistor is a high-voltage NPN bipolar junction transistor designed for general-purpose amplification and switching applications. It delivers reliable performance with a collector-emitter voltage rating suitable for medium to high-voltage circuits. This device supports moderate collector current and power dissipation, making it well-suited for industrial and consumer electronics where dependable switching and amplification are required. Its robust construction ensures stable operation in a variety of environments. Engineers and sourcing specialists can find this transistor particularly valuable for applications demanding consistent gain and voltage handling. For detailed sourcing and technical assistance, visit the IC Manufacturer.
2N3499-Transistor Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (VCEO) | 100 | V |
| Collector-Base Voltage (VCBO) | 120 | V |
| Emitter-Base Voltage (VEBO) | 6 | V |
| Collector Current (IC) | 1 | A |
| Power Dissipation (Ptot) | 20 | W |
| DC Current Gain (hFE) | 40?C160 | ?? |
| Transition Frequency (fT) | 50 | MHz |
| Package Type | TO-18 | ?? |
2N3499-Transistor Key Features
- High Voltage Capability: With a collector-emitter voltage rating of 100V, it supports circuits requiring medium to high voltage handling, improving design flexibility.
- Moderate Current Handling: Capable of handling up to 1A collector current, this transistor is suitable for a range of switching and amplification tasks without excessive heat generation.
- Wide DC Current Gain Range: Featuring a gain between 40 and 160, it allows for adaptable amplification performance depending on circuit conditions.
- Reliable Power Dissipation: Rated at 20W, this transistor maintains stability under significant load, ensuring long-term reliability in industrial applications.
Typical Applications
- General-purpose switching and amplification in medium voltage circuits, commonly found in industrial control systems and power supplies where stable transistor performance is critical.
- Audio amplification stages requiring moderate gain and power handling capabilities.
- Driver circuits for relay and solenoid control, leveraging its voltage and current ratings for reliable actuation.
- Signal processing in instrumentation and measurement devices, where consistent gain and switching characteristics are essential.
2N3499-Transistor Advantages vs Typical Alternatives
This transistor offers a balanced combination of high voltage tolerance and moderate current capability, making it superior to typical low-voltage small-signal transistors. Its broad DC current gain range enhances design flexibility, while its power dissipation rating ensures reliable operation under load. Compared to alternatives, this device supports better performance in medium voltage switching and amplification tasks, contributing to improved circuit robustness and efficiency.
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2N3499-Transistor Brand Info
The 2N3499 is a classic transistor originally developed and widely manufactured by major semiconductor producers such as ON Semiconductor and Fairchild Semiconductor. It is known for its reliable performance in industrial and general-purpose applications. The device is offered in the TO-18 metal can package, which provides superior thermal conductivity and mechanical durability. Its availability through multiple global distributors ensures ease of sourcing for engineers and procurement specialists.
FAQ
What is the maximum collector-emitter voltage rating of this transistor?
The maximum collector-emitter voltage (VCEO) rating is 100 volts. This allows the transistor to operate safely in circuits with medium to high voltages without risk of breakdown.
