TRU COMPONENTS 1581828, also referenced as BC-547-B, is a discrete bipolar junction transistor (BJT) housed in a TO-92 package, which is a common form factor for through-hole components offering a balance between size and power dissipation. With its NPN configuration, this single-channel transistor is widely utilised in amplification and switching applications due to its reliable current gain and low noise characteristics. Engineers frequently deploy the BC 547 B in general-purpose electronic circuits that require small to medium signal amplification, such as in audio amplifiers and signal processing units, owing to its suitability for these roles within a range of 45 to 800 mA current. The EAN code 2050000029431 further categorises this component in inventories, highlighting its role within a range of active components designed for efficient load manipulation in various electronic circuits. https://elecena.pl/product/29499258/tru-components-1581828-transistor-bjt-discrete-to-92-npn-1-channel 2025-11-11 https://elecena.pl/product/29499258/tru-components-1581828-transistor-bjt-discrete-to-92-npn-1-channel 2026-07-23