BC848B NPN transistor in SOT23 package, 50 pieces per lot Key benefits General purpose NPN transistor in a small SOT23 package for compact PCB designs Lownoise silicon device suitable for signal amplification and switching applications Reliable performance with a voltage and current rating that covers common inline switching and smallsignal tasks 50 pieces per package, ideal for projects and prototypes needing consistent parts Key attributes Type: NPN transistor Package: SOT23 (3pin) Material: Silicon Maximum collectoremitter voltage (Vceo): 30 V Maximum collector current (Ic): 100 mA Gain (hFE): BC848B grade; typical ranges can vary with part and operating conditions (commonly in the range suitable for generalpurpose amplification); for precise values, refer to the specific lot datasheet Applications: Suitable for general purpose amplification and switching in lowpower circuits Applications and use cases Microcontroller driven switching: Use to switch small loads such as LEDs, optocouplers, or relays in lowpower control circuits Smallsignal amplification: Implement as a preamp or buffer stage for sensors and audio signals in compact, surfacemount designs Portable electronics and embedded projects: Ideal for input conditioning, level shifting, or driver stages in batterypowered devices Compatibility and suitability Works well with common lowvoltage logic levels and supply rails found in microcontroller projects (e.g., 3.3 V and 5 V systems) Compatible with standard SMT assembly processes due to SOT23 form factor Suitable for hobbyist to professional applications requiring reliable, generalpurpose NPN transistors in a small footprint What's included 50 pieces BC848B in SOT23 package Notes Parttopart hFE can vary within the BC848B grade and depends on operating current, temperature, and specific manufacturing lot; consult the datasheet for exact gain ranges and test conditions This description reflects the model BC848B in SOT23 format and the stated 50piece quantity per lot; no additional features beyond standard BC848B specifications are implied or added