2N2919-Transistor NPN Amplifier Transistor in TO-18 Metal Can Package by ON Semiconductor

2N2919-Transistor Overview

The 2N2919 is a silicon NPN bipolar junction transistor widely used in amplification and switching applications in industrial electronics. Offering a maximum collector current of 600mA and a collector-emitter voltage rating of 40V, it supports moderate power handling with reliable performance. Its TO-18 metal can package ensures good thermal conductivity and durability, making it suitable for a variety of circuit designs requiring stable gain and fast switching. Engineers and sourcing specialists appreciate this transistor for its balance of performance and robustness, ideal for analog signal processing and low-power motor control circuits. More details are available from IC Manufacturer.

2N2919-Transistor Technical Specifications

2N2919-Transistor Key Features

• High Collector Current Capacity: Supports up to 600mA, enabling reliable operation in moderate power amplification and switching tasks.
• Robust Voltage Ratings: Withstands collector-emitter voltages up to 40V and collector-base voltages up to 60V, ensuring device durability under varying supply conditions.
• Wide Gain Range: DC current gain from 40 to 300 allows flexibility in designing circuits requiring different amplification levels.
• Fast Transition Frequency: 100MHz transition frequency supports applications requiring moderate switching speeds and frequency response.
• Durable TO-18 Package: Metal can packaging offers superior thermal dissipation and mechanical stability compared to plastic alternatives.
• Low Power Dissipation: Rated at 800mW, it balances power handling with compact size, suitable for efficient circuit integration.

Typical Applications

• Signal amplification in audio and low-frequency analog circuits where moderate current and voltage handling are required.
• Switching applications in industrial control systems, such as relay drivers and low-power motor controllers.
• General-purpose transistor use in discrete component designs for education, prototyping, and production-level electronics.
• Interface stages in sensor circuits, providing reliable gain and signal conditioning for various sensor outputs.

2N2919-Transistor Advantages vs Typical Alternatives

This transistor provides a strong combination of voltage tolerance, current capacity, and gain flexibility, making it advantageous over typical low-power alternatives. Its metal can TO-18 package offers better heat dissipation and mechanical robustness versus plastic-encapsulated devices. The broad gain range supports diverse circuit requirements, enhancing design versatility. Overall, it delivers reliable operation and long-term stability in industrial and commercial electronics where moderate power and high sensitivity are essential.

2N2919-Transistor Brand Info

The 2N2919 transistor is a classic silicon NPN device originally popularized by manufacturers such as Motorola and Texas Instruments. It remains available from multiple semiconductor suppliers under standardized JEDEC numbering, ensuring wide availability and interchangeability. The transistor is recognized for its consistent performance and longstanding presence in the market, making it a trusted choice for industrial and educational uses. Many IC manufacturers continue to produce this device, supporting legacy designs and