ON Semiconductor 2N3417 NPN Bipolar Junction Transistor

The ON Semiconductor 2N3417 is a versatile NPN Bipolar Junction Transistor (BJT) designed for general-purpose amplification and switching applications. This high-performance transistor is a reliable choice for a wide range of electronic circuits due to its robust design and electrical characteristics.

Key Features

• Voltage Ratings: The 2N3417 is capable of withstanding a collector-emitter voltage (V<sub>CEO) of 50V, and a collector-base voltage (V<sub>CBO) of 80V, making it suitable for medium voltage applications.
• Current Handling: With a continuous collector current (I<sub>C) rating of up to 500mA, the 2N3417 can drive moderate loads in a circuit without overheating.
• Power Dissipation: It has a total device dissipation of 625mW at 25°C, allowing it to handle a fair amount of power for its size.
• High Gain Bandwidth Product: The transistor offers a transition frequency (f<sub>T) of 250MHz, which provides a good balance between speed and power consumption for audio and signal processing applications.

Applications

The 2N3417 transistor is commonly used in a variety of electronic circuits, including:

• Audio amplifiers and pre-amplifiers
• Signal amplification in radio and communication devices
• Switching circuits for relays and other actuators
• Voltage regulation modules
• Driver stages in power amplifiers

Reliability and Packaging

ON Semiconductor is known for its commitment to quality and reliability, and the 2N3417 is no exception. It is available in a TO-92 package, which is widely used for through-hole mounting on printed circuit boards. The three-legged package is easy to install and provides excellent thermal performance for its size.

Whether you're designing an audio amplifier, a switch, or any other general-purpose application, the 2N3417 from ON Semiconductor offers a great balance of performance, reliability, and affordability. Its electrical characteristics and thermal performance make it a go-to choice for electronic enthusiasts and professionals alike.