JANSG2N2221AL-Transistor Overview
The JANSG2N2221AL-Transistor is a robust NPN bipolar junction transistor designed for general-purpose amplification and switching applications. Featuring a high current gain and reliable switching characteristics, it is widely used in low to medium power circuits. With a maximum collector current of 800mA and a collector-emitter voltage rating of 40V, this transistor supports efficient operation in various industrial and electronic designs. Its TO-18 metal can package ensures durability and excellent thermal performance. Engineers and sourcing specialists seeking a dependable transistor for signal amplification or switching tasks will find this device suitable for diverse applications. Learn more from IC Manufacturer.
JANSG2N2221AL-Transistor Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Transistor Type | NPN | |
| Collector-Emitter Voltage (VCEO) | 40 | V |
| Collector-Base Voltage (VCBO) | 75 | V |
| Emitter-Base Voltage (VEBO) | 6 | V |
| Collector Current (IC) | 800 | mA |
| DC Current Gain (hFE) | 100?C300 | |
| Power Dissipation (Ptot) | 625 | mW |
| Transition Frequency (fT) | 100 | MHz |
| Package Type | TO-18 (metal can) |
JANSG2N2221AL-Transistor Key Features
- High current capability: Supports collector currents up to 800mA, enabling effective handling of moderate power loads in switching circuits.
- Wide voltage ratings: Collector-emitter voltage of 40V and collector-base voltage of 75V allow for versatile use in varying voltage environments.
- Reliable switching speed: Transition frequency up to 100MHz ensures fast switching suitable for signal amplification and high-frequency applications.
- Durable TO-18 metal package: Provides excellent thermal dissipation and mechanical robustness for extended operational life.
Typical Applications
- Signal amplification in low-noise audio and communication circuits, where high gain and reliability are essential for maintaining signal integrity.
- Switching applications in control circuits, enabling efficient on/off control of devices and relays with moderate current requirements.
- Driver stages for relays and LED indicators within industrial control panels and embedded systems, benefiting from its dependable switching performance.
- General-purpose transistor functions in electronic prototyping and educational kits, providing a versatile component for various circuit designs.
JANSG2N2221AL-Transistor Advantages vs Typical Alternatives
This transistor offers a balanced combination of moderate current handling and voltage ratings with a high transition frequency, making it superior to many standard low-power transistors. Its TO-18 metal can package enhances thermal management and mechanical stability compared to plastic-encased alternatives. These features contribute to improved reliability and consistent performance in industrial and electronic applications, giving it an edge in both accuracy and longevity.
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JANSG2N2221AL-Transistor Brand Info
The JANSG2N2221AL is manufactured under the JAN (Joint Army-Navy) quality standard, indicating a military-grade component designed for high reliability and performance. This transistor is commonly sourced from semiconductor manufacturers specializing in rugged, long-lasting devices compliant with stringent quality controls. The JAN prefix signifies compliance with MIL-PRF-19500 specifications, ensuring suitability for aerospace, defense, and industrial environments where durability and stable operation are critical.
