2N2218AL-Transistor Overview
The 2N2218AL is a high-performance NPN bipolar junction transistor designed for general-purpose amplification and switching applications. It operates with a maximum collector current of 0.8 A and a collector-emitter voltage up to 40 V, making it suitable for medium-power circuits. This transistor offers a balanced combination of gain, frequency response, and reliability, supporting engineers in designing robust analog and digital systems. Its versatility and proven electrical characteristics make it a preferred choice for industrial, automotive, and communication equipment. For detailed sourcing and support, visit ICメーカー.
2N2218AL-Transistor Technical Specifications
| パラメータ | 価値 | 単位 |
|---|---|---|
| コレクタ・エミッタ間電圧 (V)CEO（最高経営責任者) | 40 | V |
| コレクタ・ベース電圧 (V)中銀) | 60 | V |
| エミッタ・ベース電圧 (V)EBO) | 5 | V |
| コレクタ電流 (IC) | 0.8 | A |
| 許容損失（Pトット) | 0.8 | W |
| 遷移周波数 (fT) | 100 | MHz |
| 直流電流利得（hFE) | 40?C300 | ?C |
| ジャンクション温度 (Tj) | +150 | ??C |
2N2218AL-Transistor Key Features
- High transition frequency up to 100 MHz: Enables effective use in RF and high-speed switching circuits, enhancing signal integrity and performance.
- Wide DC current gain range (40?C300): Offers flexibility for various amplification requirements, allowing precise control of output current.
- Robust voltage ratings: Collector-emitter voltage of 40 V ensures the transistor can handle medium-voltage switching and amplification tasks reliably.
- Compact TO-18 metal can package: Provides excellent thermal dissipation and mechanical stability critical for industrial and automotive environments.
代表的なアプリケーション
- Low to medium power amplification in audio and RF circuits where high-frequency response is essential for clear signal processing.
- Switching applications in industrial control systems that require reliable transistor operation under moderate voltage and current loads.
- General-purpose switching in automotive electronics, supporting control of sensors, indicators, and relay drivers.
- Driver stages for analog circuits, including oscillators and pulse generation, benefiting from its gain and frequency characteristics.
2N2218AL-Transistor Advantages vs Typical Alternatives
This transistor offers a superior balance of gain, frequency response, and voltage handling compared to common low-power transistors. Its high transition frequency and broad current gain range enable more precise and efficient amplification in RF and switching applications. Additionally, the rugged TO-18 package enhances thermal management and mechanical reliability, making it a dependable choice over plastic-encapsulated alternatives in harsh or demanding industrial environments.
ベストセラー商品
2N2218AL-Transistor Brand Info
The 2N2218AL is a widely recognized transistor originally standardized by the JEDEC semiconductor committee, manufactured by multiple reputable suppliers globally. This device is known for its consistent electrical characteristics and availability from established brands specializing in discrete semiconductors for industrial electronics. It remains a go-to component for engineers requiring a reliable NPN transistor with proven performance in amplification and switching tasks.
よくあるご質問
このトランジスタの最大コレクタ電流定格は？
The maximum collector current for this transistor is 0.8 amperes. This rating defines the highest continuous current the device can safely handle during operation without damage.
