Co.The MMBT3904M with SOT-723 Bipolar Transistors - BJT ROHS manufactured by Changjing Electronics Technology Co. is a transistors designed for general purpose use, and is perfect for switching and amplified circuit applications. This NPN transistor, with an SOT-723 package, has a low collector-emitter saturation voltage and high gain, making it ideal for driving loads. It also has good thermal stability and repetitive avalanche rating characteristics, making it an optimal part for reliable circuit designs. It features an operating temperature range of -55 to +150°C, making it suitable for a wide range of operational environments. It also has a reverse voltage of 30V and a collector current of 600 mA / 400 mA. This transistor is certified with the RoHS requirements, meaning it is committed to meeting the strictest environmental standards.