JANSH2N2221AL-Transistor Overview
The JANSH2N2221AL-Transistor is a high-performance NPN bipolar junction transistor (BJT) designed for general-purpose amplification and switching applications. Featuring a maximum collector current of 800mA and a collector-emitter voltage rating of 40V, this transistor delivers reliable operation in a broad range of industrial and electronic systems. Its medium power handling and fast switching capabilities make it ideal for use in driver circuits, signal amplification, and low to medium power switching tasks. The device??s robust electrical characteristics ensure consistent performance in demanding environments. For detailed technical data and sourcing options, visit IC Manufacturer.
JANSH2N2221AL-Transistor Technical Specifications
| Parameter | Specification |
|---|---|
| Transistor Type | NPN Bipolar Junction Transistor |
| Collector-Emitter Voltage (VCEO) | 40 V |
| Collector Current (IC) | 800 mA |
| Gain Bandwidth Product (fT) | 300 MHz (typical) |
| DC Current Gain (hFE) | 100 to 300 (depending on operating conditions) |
| Collector-Base Voltage (VCBO) | 75 V |
| Emitter-Base Voltage (VEBO) | 6 V |
| Power Dissipation (Ptot) | 625 mW |
| Transition Frequency | Up to 300 MHz |
| Package Type | TO-18 Metal Can |
JANSH2N2221AL-Transistor Key Features
- High Current Handling: Supports collector currents up to 800mA, enabling efficient switching and amplification in medium power circuits.
- Wide Voltage Range: With a collector-emitter voltage rating of 40V, it suits various industrial and consumer electronics requiring moderate voltage tolerance.
- Fast Switching Speed: Featuring a gain bandwidth product around 300 MHz, it enables quick response times in signal processing and driver applications.
- Robust Package: The TO-18 metal can package provides enhanced thermal stability and mechanical durability, supporting reliability in harsh operating conditions.
Typical Applications
- Signal amplification in audio and low-frequency analog circuits, where moderate gain and power handling are essential for clear and stable performance.
- Switching applications in relay drivers and interface circuits, enabling efficient control of higher power loads with reliable operation.
- General-purpose use in industrial control systems, including sensor interfacing and driver stages requiring dependable transistor performance.
- Low noise amplifier stages in communication equipment, leveraging its medium gain and wide bandwidth for stable signal integrity.
JANSH2N2221AL-Transistor Advantages vs Typical Alternatives
This transistor stands out due to its balanced combination of moderate voltage rating, high collector current capability, and fast switching frequency. Compared to typical low power transistors, it offers improved current handling and frequency response, which enhances circuit efficiency and reliability. Its rugged TO-18 metal can package provides superior thermal management and mechanical protection, making it a preferred choice in industrial environments where longevity and stable operation are critical.
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JANSH2N2221AL-Transistor Brand Info
The JANSH2N2221AL is a variant of the widely recognized 2N2221 transistor family, manufactured by established semiconductor producers such as IC Manufacturer. This product is known for its legacy in robust general-purpose amplification and switching roles. The brand behind this transistor emphasizes quality and consistency, ensuring that it meets stringent industrial standards. The metal can package reflects the product??s heritage in durable transistor design, suitable for professional and industrial applications demanding reliable performance.
FAQ
What is the maximum collector current rating for this transistor?
The maximum collector current rating is 800 milliamperes (mA). This allows the transistor to handle moderate power levels suitable for switching and amplification tasks in various applications.
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What package type does the transistor use, and why is it important?
This transistor is housed in a TO-18 metal







