2N2946A-Transistor NPN Amplifier Transistor in TO-39 Metal Can Package by ON Semiconductor

2N2946A-Transistor Overview

The 2N2946A transistor is a silicon NPN bipolar junction transistor designed for medium power amplification and switching applications. It offers reliable performance with a maximum collector current of 600mA and a collector-emitter voltage rating of 40V. This device is well-suited for general-purpose amplifier circuits and switching tasks that require moderate power handling and fast response times. Engineers and sourcing specialists will benefit from its robust electrical characteristics and compatibility with common circuit designs. For sourcing and detailed technical support, visit IC Manufacturer.

2N2946A-Transistor Technical Specifications

2N2946A-Transistor Key Features

• Medium power handling capability: Supports continuous collector current up to 600mA, enabling effective switching and amplification in moderate power circuits.
• High voltage tolerance: Collector-base voltage rating of 60V allows reliable operation in circuits with elevated voltage demands.
• Wide DC current gain range: Gain values from 50 to 300 provide flexibility in amplifier gain design and signal conditioning.
• Robust package design: The TO-18 metal can package ensures excellent thermal dissipation and mechanical durability for industrial applications.

Typical Applications

• General-purpose amplification in audio, signal processing, and intermediate frequency stages where moderate power and gain are required.
• Switching applications in control circuits, including relay drivers and interface stages, benefiting from its reliable current handling.
• Driver stages in power supply regulation circuits where stable transistor performance under varying voltage and current is essential.
• Industrial instrumentation circuits requiring a rugged transistor with proven reliability and moderate power capability.

2N2946A-Transistor Advantages vs Typical Alternatives

This transistor offers a balanced combination of moderate voltage and current ratings with a wide gain range, making it advantageous over lower power transistors that may not handle 600mA continuously. Its TO-18 package enhances thermal management compared to plastic encapsulated alternatives, boosting reliability in industrial environments. The device’s versatility in amplification and switching roles ensures seamless integration into various circuit designs without compromising performance or durability.

2N2946A-Transistor Brand Info

The 2N2946A transistor is a legacy product widely manufactured and distributed by numerous semiconductor suppliers under the JEDEC standard numbering system. It is a part of the 2N series of bipolar junction transistors originally developed and standardized for broad industrial use. While originally produced by companies such as Motorola and Texas Instruments, it remains available today through various IC manufacturers and distributors. Its enduring design and specification make it a trusted component in many industrial and electronic applications.

FAQ

What type of transistor is the 2N2946A and what are its basic characteristics?

The transistor is an NPN bipolar junction transistor designed for medium power amplification and switching. It features a maximum collector current of 600mA and a collector-emitter voltage rating of 40V, making it suitable for general-purpose electronic circuits.

What package does the 2N2946A transistor come in, and why is it important?

This transistor is housed in a TO-18 metal can package. This packaging provides excellent thermal dissipation, which enhances reliability and performance in industrial environments where heat management is critical.

Can the 2N2946A be used for high-frequency applications

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