JANSD2N2222A-Transistor NPN Switching Amplifier in TO-18 Metal Can Package

JANSD2N2222A-Transistor Overview

The JANSD2N2222A transistor is a robust NPN bipolar junction transistor (BJT) designed for general-purpose switching and amplification. It features a maximum collector current of 800mA and a voltage rating suitable for low to medium power applications. This transistor exhibits reliable performance in industrial and commercial electronics, offering stable gain and fast switching capabilities. Its complementary TO-18 metal can package ensures excellent thermal dissipation and mechanical durability, making it ideal for demanding environments. Engineers and sourcing specialists benefit from its proven track record in diverse signal processing and switching tasks. For detailed sourcing and specifications, visit IC Manufacturer.

JANSD2N2222A-Transistor Technical Specifications

JANSD2N2222A-Transistor Key Features

• High collector current capability: Supports up to 800mA, enabling robust switching in power control circuits.
• Wide voltage rating: 40V collector-emitter voltage allows use in a broad range of low to medium voltage applications.
• Fast switching speed: Transition frequency around 300MHz ensures efficient operation in high-frequency amplification and switching roles.
• Durable TO-18 packaging: Metal can package enhances thermal dissipation and mechanical stability in harsh industrial environments.

Typical Applications

• Signal amplification in audio and RF circuits where linearity and switching speed are critical.
• General-purpose switching in relay drivers, lamp drivers, and digital logic circuits.
• Voltage regulation and current control in low power power supplies and battery-operated devices.
• Industrial automation circuits requiring reliable transistor operation under temperature extremes.

JANSD2N2222A-Transistor Advantages vs Typical Alternatives

This transistor provides a superior balance of current capacity, voltage rating, and switching speed compared to generic NPN BJTs. Its robust metal can package enhances thermal management and mechanical reliability, which is often lacking in plastic-encapsulated alternatives. The device??s consistent gain and fast response enable precise control in switching and amplification roles, making it an excellent choice for engineers requiring dependable performance in industrial and commercial electronics.

JANSD2N2222A-Transistor Brand Info

The JANSD2N2222A is a variant of the widely recognized 2N2222 transistor, originally popularized by manufacturers like Fairchild Semiconductor and Texas Instruments. This transistor is produced under the JAN (Joint Army-Navy) military specification, ensuring enhanced quality, reliability, and consistency. Designed to meet stringent military and industrial standards, the JANSD2N2222A suits applications demanding high reliability and performance. Its legacy as a foundational transistor in electronic design makes it a trusted component in both legacy and modern systems.

FAQ

What is the maximum collector current for the JANSD2N2222A transistor?

The maximum collector current is 800 milliamps (mA). This allows the transistor to handle moderate power loads typical in switching and amplification applications without compromising performance.

What type of package does this transistor use, and why is it important?

This transistor uses a TO-18 metal can package. The metal can improves thermal dissipation and mechanical durability, which is essential for reliability in harsh or high-temperature environments.

Can the JANSD2N2222A transistor be used in high-frequency applications?

Yes, it has a typical transition