ON Semiconductor SMMBT3904WT1G - General Purpose Transistor

The SMMBT3904WT1G from ON Semiconductor is a versatile NPN bipolar junction transistor (BJT) designed for general-purpose amplifier and switching applications. This high-performance transistor is a great choice for a wide range of electronic circuits, providing reliable performance with its robust design and efficient operation.

Key Features

• Device Type: NPN Bipolar Junction Transistor (BJT)
• Package: SOT-323, which is a small and surface-mountable package, ideal for space-constrained applications.
• Collector-Emitter Voltage (Vceo): 40V, which allows for usage in circuits with moderate voltage requirements.
• Collector Current (Ic): Up to 200 mA, suitable for driving small loads or for signal amplification.
• DC Current Gain (hFE): 100 to 300 at 10 mA, indicating efficient current amplification capabilities.
• Power Dissipation: 225 mW, ensuring the device can handle a fair amount of power without overheating.
• Transition Frequency (fT): 300 MHz, which makes it suitable for high-frequency applications.
• Operating and Storage Junction Temperature Range: -55°C to +150°C, providing a wide range of temperature tolerance for various environments.

Applications

The SMMBT3904WT1G is ideal for a plethora of applications, including but not limited to:

• Signal amplification in audio and video equipment
• Switching circuits in consumer electronics
• Driver stages in amplifiers
• Load switching in portable devices
• Power management in embedded systems
• Control circuits in industrial machinery

Quality and Reliability

ON Semiconductor is known for their commitment to quality and reliability, and the SMMBT3904WT1G is no exception. Manufactured with high standards, this transistor ensures stable performance over its entire operating range. It is also compliant with the RoHS directive, making it an environmentally friendly choice for manufacturers concerned with sustainability.

Whether you're designing a new circuit or looking to replace an existing component, the SMMBT3904WT1G from ON Semiconductor offers the performance and reliability needed for a broad spectrum of electronic applications.