JAN2N2221AUA-Transistor NPN Switching Amplifier in TO-18 Metal Can Package ?C ON Semiconductor

JAN2N2221AUA-Transistor Overview

The JAN2N2221AUA transistor is a robust NPN bipolar junction transistor (BJT) designed for general-purpose amplification and switching applications. Engineered to meet military-grade standards, this transistor offers enhanced reliability and consistent performance under demanding environmental conditions. It features a maximum collector current of 800 mA and a collector-emitter voltage rating of 40 V, making it suitable for medium-power circuits. The device??s complementary characteristics, including a high current gain and fast switching speeds, support efficient operation in both analog and digital domains. This product is ideal for engineers and sourcing specialists seeking a dependable transistor solution from a trusted IC Manufacturer.

JAN2N2221AUA-Transistor Technical Specifications

JAN2N2221AUA-Transistor Key Features

• Military-Grade Quality: Complies with JAN (Joint Army-Navy) specifications, ensuring superior ruggedness and reliability for critical defense and aerospace applications.
• High Collector Current Handling: Supports up to 800 mA collector current, enabling robust switching and amplification in medium-power circuits.
• Hermetic TO-18 Package: Provides excellent environmental protection, improving device longevity and stability under harsh conditions.
• Wide Voltage Ratings: Collector-base voltage rating of 75 V allows flexible use in circuits requiring higher voltage tolerance.
• Fast Switching Speed: Transition frequency of 250 MHz supports efficient operation in high-frequency applications.

Typical Applications

• Used in switching circuits requiring reliable high-current operation and fast response times, common in military and aerospace control systems.
• Signal amplification in low to medium power analog circuits such as audio preamplifiers and sensor interfaces.
• General-purpose switching transistor in industrial automation systems, providing dependable performance under variable load conditions.
• Complementary transistor pairs in driver stages of relay and solenoid control circuits, ensuring precise and efficient switching.

JAN2N2221AUA-Transistor Advantages vs Typical Alternatives

This transistor??s military-grade certification and hermetic TO-18 packaging offer enhanced reliability and environmental resistance compared to standard commercial transistors. Its high collector current capacity and wide voltage tolerances provide greater design flexibility for demanding industrial and aerospace applications. Additionally, the fast transition frequency improves switching efficiency, making it a superior choice for engineers requiring robust and precise transistor performance in harsh operating conditions.

JAN2N2221AUA-Transistor Brand Info

The JAN2N2221AUA is a product originally specified under the Joint Army-Navy (JAN) standard, indicating rigorous qualification for military and aerospace use. Manufactured by established semiconductor producers adhering to these strict standards, the device reflects decades of proven reliability and quality assurance. The TO-18 metal can package is a hallmark of high-reliability transistors favored in defense and industrial sectors. Such components are distributed by authorized suppliers specializing in MIL-spec electronic parts, ensuring full traceability and compliance with stringent sourcing requirements.

FAQ

What does the JAN prefix signify for this transistor?

The JAN prefix stands for Joint Army-Navy, indicating that the transistor meets military specifications for performance, reliability, and durability. This ensures the device can operate reliably in harsh environments typical of defense and aerospace applications.

What package type does the transistor use and why does