JANSK2N2221AL-Transistor Overview
The JANSK2N2221AL-Transistor is a robust NPN bipolar junction transistor designed for medium power amplification and switching applications. Featuring a maximum collector current of 800mA and a collector-emitter voltage rating of 40V, it delivers reliable performance in diverse industrial and electronic circuits. Its high current gain and switching speed make it suitable for signal amplification, driver stages, and general-purpose switching tasks. Manufactured to meet stringent quality standards, this transistor ensures durability and consistent operation under varying electrical stresses. Engineers and sourcing specialists trust this component for its balance of efficiency and reliability. For further product details, visit IC Manufacturer.
JANSK2N2221AL-Transistor Key Features
- High Collector Current Capability: Supports up to 800mA collector current, enabling effective handling of medium power loads.
- Moderate Voltage Ratings: Collector-emitter voltage (Vce) of 40V ensures operation in a wide range of circuits without breakdown risk.
- Fast Switching Speeds: Suitable for switching applications requiring quick response times, improving overall circuit efficiency.
- Reliable Gain Characteristics: Provides consistent current gain (hFE) ensuring predictable amplification for signal processing tasks.
JANSK2N2221AL-Transistor Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (Vce) | 40 | V |
| Collector-Base Voltage (Vcb) | 75 | V |
| Emitter-Base Voltage (Veb) | 6 | V |
| Collector Current (Ic) | 800 | mA |
| Power Dissipation (Ptot) | 625 | mW |
| Transition Frequency (fT) | 100 | MHz |
| Current Gain (hFE) | 100-300 | (typical) |
| Package Type | TO-18 | ?C |
JANSK2N2221AL-Transistor Advantages vs Typical Alternatives
This transistor offers a favorable combination of medium voltage and current ratings with fast switching speed, making it superior to many general-purpose transistors in applications requiring reliable switching and amplification. Its consistent current gain and power dissipation capabilities enhance circuit stability and efficiency, providing engineers with a dependable component that balances performance and durability without excessive power loss or thermal issues.
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Typical Applications
- Switching and amplification in industrial control circuits, where moderate power and fast response are essential for efficient operation and signal integrity.
- Driver stages in relay and motor control circuits, enabling precise switching of higher power loads.
- Low to medium frequency signal amplification in audio and instrumentation devices.
- General purpose switching in power supplies and interfacing circuits requiring robust transistor performance.
JANSK2N2221AL-Transistor Brand Info
The JANSK2N2221AL-Transistor is a specialized variant of the well-established 2N2221 transistor family, manufactured under stringent quality controls. It is designed to meet the demanding requirements of industrial and commercial electronic systems, offering dependable performance with consistent electrical characteristics. This brand is recognized for delivering components that combine classic transistor functionality with enhanced reliability, making it a trusted choice among engineers for medium power switching and amplification tasks.
FAQ
What is the maximum collector current for this transistor?
The maximum collector current rating for this transistor is 800mA. This allows it to handle moderate power loads efficiently without compromising performance or reliability in typical industrial and electronic circuits.
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Can this transistor be used in high-frequency applications?
Yes, with a transition frequency (fT) of approximately 100MHz, this transistor supports switching and amplification tasks in low to moderate frequency ranges, suitable for many signal processing applications.
What package does this transistor come in?
This device is housed in the TO-18 metal can package, which offers good thermal dissipation and mechanical durability, making it suitable for industrial environments.
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Is the collector-emitter voltage rating sufficient for common switching circuits?
With a maximum collector-emitter voltage of 40V, this transistor is well-suited for a wide range of switching applications, ensuring safe operation within typical industrial voltage levels.
How consistent is the current gain of this transistor?
The current gain (hFE) typically ranges between 100 and 300, providing reliable and predictable amplification performance across different operating conditions, which is critical for stable circuit design.
