ON Semiconductor MMBT3904LT1G General Purpose Transistor

The MMBT3904LT1G is a high-performance NPN bipolar junction transistor (BJT) from ON Semiconductor, designed for general-purpose amplifier and switching applications. This versatile transistor is housed in a compact SOT-23 surface-mount package, which is ideal for automated assembly processes and applications where space is at a premium.

Key Features

• Device Type: NPN Bipolar Junction Transistor (BJT)
• Package: SOT-23 (TO-236AB), a small surface-mount package suitable for high-density PCB designs
• Collector-Emitter Voltage (V<sub>CEO): 40V, allowing for a wide range of operation in various circuits
• Collector Current (I<sub>C): Up to 200 mA, making it suitable for moderate power applications
• DC Current Gain (h<sub>FE): High, with a range from 100 to 300 at 10 mA, providing good amplification characteristics
• Transition Frequency (f<sub>T): 300 MHz, which is suitable for high-frequency applications
• Low Noise: Ensures clean signal amplification, critical for audio and sensitive signal processing applications
• RoHS Compliant: Meets environmental standards, making it suitable for use in environmentally sensitive products

Applications

The MMBT3904LT1G is used in a wide range of applications due to its versatility and performance. It is commonly found in:

• Signal amplification circuits
• Switching applications
• Linear amplification
• Power management
• Audio amplifiers
• Driver stages in hi-fi amplifiers and television circuits

Quality and Reliability

ON Semiconductor is known for its commitment to quality, and the MMBT3904LT1G is no exception. The product is subjected to rigorous testing and quality control measures to ensure reliable performance in a variety of environmental conditions. This transistor is a dependable choice for designers and manufacturers seeking a general-purpose NPN transistor that offers both efficiency and durability.