The BC847B/B is a high-performance NPN Bipolar Junction Transistor (BJT) manufactured by NXP Semiconductors. This small-signal transistor is well-suited for general-purpose switching and amplification applications. With its compact SOT-23 surface-mount package, it is designed for high-density PCB installations and is widely used in consumer electronics, automotive, and industrial applications.

Key Features

• Transistor Type: NPN - This type of transistor efficiently switches and amplifies electronic signals.
• Package: SOT-23 - A small package that is ideal for automated assembly processes and space-constrained applications.
• Collector-Emitter Voltage (Vceo): 45V - Allows for operation in moderate voltage applications, providing flexibility in circuit design.
• Collector Current (Ic): 100mA - Adequate current handling capability for a wide range of low-power applications.
• DC Current Gain (hFE): 200 to 450 - Ensures good amplification characteristics for signal processing.
• Transition Frequency (fT): 100MHz - High-frequency performance suitable for RF and high-speed switching applications.
• Low Noise: Excellent for applications where signal integrity is crucial.
• RoHS Compliant: Meets environmental standards, reducing hazardous substances in electronic products.

Applications

The BC847B/B transistor's versatility allows it to be used in a broad array of applications, including but not limited to:

• General-purpose switching
• Signal amplification
• Audio amplifiers
• Driver stages in hi-fi amplifiers and television circuits
• Low-power consumption circuits
• Portable devices
• Control systems

Quality and Reliability

NXP Semiconductors is known for its commitment to quality and reliability, and the BC847B/B transistor is no exception. It is produced using high-grade materials and advanced manufacturing processes, ensuring consistent performance and durability. Additionally, it is supported by NXP's comprehensive technical documentation and application support, making it a reliable choice for both new designs and existing systems.