The MMBTA44 with SOT-23 Bipolar Transistors - BJT ROHS manufactured by Shikues is a three-terminal, single, NPN, surface-mount transistor. The package is a 2.9 mm × 1.45 mm SOT-23 molded plastic surface mount device. It has excellent thermal characteristics, making it suitable for use in a wide range of applications. The transistor is designed for switch and amplifiers applications in consumer electronics such as LCDs, DC-DC converters, and smart cards. It features built-in protection diodes, a high current gain and low interaction between the elements. It offers low noise and high impedance characteristics, and is RoHS compliant.