2N3904 NPN Transistor – TO-92 Package, 200mA, 40V

Product Description:

2N3904 NPN Transistor – TO-92 Package, 200mA, 40V

The 2N3904 is a general-purpose NPN bipolar junction transistor (BJT) widely used in switching and signal amplification applications. Its compact TO-92 package and robust characteristics make it a trusted choice for engineers, hobbyists, and educators alike.

With a maximum collector current of 200mA, a collector-emitter voltage of 40V, and a transition frequency of 300MHz, this transistor is ideal for low-power audio, RF signal amplification, or switching small loads like LEDs or relays.

📦 Package Includes:

• 1 x 2N3904 NPN Transistor

🔧 Specifications:

• Transistor Type: NPN

• Case/Package: TO-92

• Collector Current (Ic): 200mA

• Collector-Emitter Voltage (Vce): 40V

• Collector-Base Voltage (Vcb): 60V

• Emitter-Base Voltage (Veb): 6V

• DC Gain (hFE): 100 to 300

• Transition Frequency (ft): 300 MHz

• Power Dissipation: 625 mW

• Saturation Voltage: 0.3V

• Mounting Type: Through-Hole

• Operating Temperature Range: -65°C to +150°C

✨ Key Features:

• High gain and low saturation voltage

• Suitable for high-speed switching

• Compact TO-92 package

• Reliable for both signal amplification and load switching

🛠️ Applications:

• Signal Amplifiers (Audio, RF)

• LED and Relay Drivers

• Logic-Level Switching

• Educational Kits and Prototyping

• Hobby Electronics Projects

⚠️ Note: Product images are for illustration only. Actual product may vary in appearance.