BC846BLT1G

The BC846BLT1G is a general-purpose NPN bipolar junction transistor (BJT) manufactured by ON Semiconductor. It is designed for a variety of applications, including switching and amplification in low-power electronic circuits. Here’s a detailed description of its key features and specifications:

Package and Form Factor

• Package Type: The BC846BLT1G is typically housed in a SOT-23 package, which is a small, surface-mount device (SMD) that allows for efficient use of board space. The SOT-23 package has three leads, making it easy to integrate into compact designs.

Electrical Characteristics

• Transistor Type: NPN
• Collector-Emitter Voltage (Vce): The maximum collector-emitter voltage is rated at 50V, making it suitable for a wide range of applications.
• Collector Current (Ic): The maximum continuous collector current is 100mA, allowing it to handle moderate loads.
• Gain (hFE): The DC current gain (hFE) ranges from 100 to 600, depending on the collector current, which indicates its efficiency in amplifying signals.
• Base-Emitter Voltage (Vbe): The typical base-emitter voltage is around 0.7V when the transistor is in the active region.

Thermal Characteristics

• Junction Temperature (Tj): The maximum junction temperature is rated at 150°C, which provides a good thermal margin for operation in various environments.
• Thermal Resistance: The thermal resistance from junction to ambient is relatively low, allowing for effective heat dissipation during operation.

Switching Characteristics

• The BC846BLT1G is capable of fast switching speeds, making it suitable for applications that require quick on/off control, such as in digital circuits or signal processing.

Applications

• General Purpose Switching: It can be used in low-power switching applications, such as driving small relays or LEDs.
• Amplification: The transistor is also suitable for audio and RF amplification, where it can be used in preamplifier stages.
• Signal Processing: It can be utilized in various signal processing applications due to its linear characteristics.

Additional Features

• RoHS Compliant: The BC846BLT1G is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it environmentally friendly.
• High Reliability: ON Semiconductor is known for producing reliable components, and the BC846BLT1G is no exception, with a robust design suitable for various industrial and consumer applications.

Conclusion

The BC846BLT1G from ON Semiconductor is a versatile and reliable NPN transistor that is well-suited for a range of electronic applications. Its compact size, combined with its electrical and thermal characteristics, makes it an excellent choice for engineers looking to implement efficient switching and amplification solutions in their designs.