2N2904AL-Transistor Overview
The 2N2904AL is a silicon NPN bipolar junction transistor (BJT) designed for general-purpose amplification and switching applications. Featuring a robust collector current rating and moderate voltage handling capabilities, this transistor is ideal for low to medium power circuits. Engineers and sourcing specialists will appreciate its reliable performance in signal amplification, switching, and driver stages. The device offers a balance between gain and frequency response, making it suitable for a variety of industrial and consumer electronics projects. For detailed datasheets and procurement, visit IC Manufacturer.
2N2904AL-Transistor Technical Specifications
| Parameter | Specification | Unit |
|---|---|---|
| Transistor Type | NPN Bipolar Junction | – |
| Collector-Emitter Voltage (VCEO) | 40 | V |
| Collector-Base Voltage (VCBO) | 60 | V |
| Emitter-Base Voltage (VEBO) | 6 | V |
| Collector Current (IC) | 600 | mA |
| Power Dissipation (Ptot) | 625 | mW |
| DC Current Gain (hFE) | 100 to 300 | (typical) |
| Transition Frequency (fT) | 100 | MHz |
| Package Type | TO-18 Metal Can | – |
2N2904AL-Transistor Key Features
- High Collector Current Capability: Supports up to 600mA, enabling efficient switching and amplification in medium power applications.
- Moderate Voltage Ratings: Collector-emitter voltage of 40V allows reliable operation within typical circuit voltage ranges.
- Wide Gain Range: DC current gain between 100 and 300 ensures flexibility for design optimization in amplification circuits.
- High Transition Frequency: 100MHz transition frequency supports decent high-frequency performance for signal processing.
- Durable TO-18 Package: The metal can package enhances thermal dissipation and mechanical robustness, improving reliability.
Typical Applications
- Low to medium power switching circuits including relay drivers and LED drivers, where controlled current amplification is required.
- Signal amplification in audio and low-frequency analog circuits to improve signal strength without distortion.
- General-purpose amplification in instrumentation and sensing circuits for industrial and consumer electronics.
- Voltage regulation and stabilization circuits as part of transistor-based voltage regulators or reference elements.
2N2904AL-Transistor Advantages vs Typical Alternatives
This transistor offers a balanced combination of current handling and voltage ratings that exceed many generic BJTs in the same class. Its broad gain range and high transition frequency provide enhanced sensitivity and accuracy for amplification tasks. The TO-18 metal can package improves reliability and thermal performance compared to plastic-encapsulated alternatives, making it a preferred choice for engineers seeking durable, efficient, and precise switching and amplification components.
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2N2904AL-Transistor Brand Info
The 2N2904AL transistor is a classic silicon NPN device originally introduced by multiple semiconductor manufacturers including Texas Instruments and ON Semiconductor. It has since become a widely recognized standard referenced in numerous datasheets across semiconductor suppliers. The AL suffix typically denotes a specific gain grouping or enhanced quality level within the series. This product is manufactured under strict quality controls ensuring consistent electrical characteristics and long-term reliability for industrial and educational applications.
