The 2N3904U-RTK/S is a general-purpose NPN bipolar junction transistor (BJT) manufactured by KEC. It is designed for use in a wide range of low-power amplification and switching applications. The transistor is known for its reliable performance and is commonly used in both commercial and hobbyist electronic projects.

Applications:

• General-purpose amplification
• Low-power switching
• Signal amplification
• Oscillator circuits
• Driver circuits
• Logic circuits
• Audio amplification
• Timer circuits

Features:

• NPN Bipolar Junction Transistor (BJT)
• Low saturation voltage
• High current gain (hFE)
• Fast switching speed
• Through-hole mounting
• Small signal amplification capability
• Wide operating temperature range

Benefits:

• Versatile component for a variety of applications
• Efficient switching performance
• Reliable amplification of signals
• Easy to integrate into existing circuits
• Cost-effective solution
• Suitable for low-power designs
• Broad applicability in electronic projects

Additional Details:

The 2N3904U-RTK/S has a collector-emitter voltage (VCEO) of 40V, a collector-base voltage (VCBO) of 60V, and an emitter-base voltage (VEBO) of 6V. The continuous collector current (IC) is 200mA. The power dissipation is 625mW. The DC current gain (hFE) typically ranges from 100 to 300. The operating and storage temperature ranges are from -55°C to +150°C. It is available in a through-hole package, making it easy to prototype and assemble on breadboards or PCBs.