Overview
The BC847AW,115 is a general-purpose NPN bipolar junction transistor (BJT) manufactured by NXP Semiconductors. It is designed for a wide range of applications requiring low to moderate current and voltage handling. This transistor is packaged in a small SOT323 (SC-70) surface-mount device (SMD) plastic package, making it suitable for compact and high-density circuit designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Base Voltage (VCB) | 45 | V |
| Collector Current (IC) | 100 | mA |
| Collector-Emitter Voltage (VCE) | 45 | V |
| Base-Emitter Voltage (VBE) | - | V |
| Collector-Base Cut-off Current (ICBO) | - 15 nA (Tj = 25°C), - 5 μA (Tj = 150°C) | A |
| Emitter-Base Cut-off Current (IEBO) | - 1.5 pF | F |
| Noise Figure (NF) | 2 - 10 dB | dB |
| Thermal Resistance (Rth(j-a)) | 625 K/W | K/W |
| Package Type | SOT323 (SC-70) | - |
Key Features
- Low Current and Voltage Handling: The BC847AW,115 can handle up to 100 mA of collector current and 45 V of collector-base voltage, making it suitable for a variety of general-purpose applications.
- Compact Package: The SOT323 (SC-70) package is very small, allowing for high-density circuit designs and minimizing board space.
- Low Noise Figure: With a noise figure ranging from 2 to 10 dB, this transistor is suitable for applications requiring low noise levels.
- Thermal Characteristics: The transistor has a thermal resistance from junction to ambient of 625 K/W, ensuring reliable operation under various thermal conditions.
- PNP Complements: The BC847AW,115 has PNP complements such as BC856, BC857, and BC858, making it versatile for different circuit configurations.
Applications
- General-Purpose Amplification: Suitable for amplifying low to moderate current signals in various electronic circuits.
- Switching Circuits: Can be used in switching applications due to its moderate current and voltage handling capabilities.
- Audio and Signal Processing: The low noise figure makes it suitable for audio and signal processing applications where noise minimization is crucial.
- Automotive and Industrial Electronics: Its robust thermal characteristics and reliability make it a good choice for automotive and industrial electronic systems.
Q & A
- What is the maximum collector current of the BC847AW,115 transistor?
The maximum collector current is 100 mA.
- What is the maximum collector-base voltage of the BC847AW,115 transistor?
The maximum collector-base voltage is 45 V.
- What package type is the BC847AW,115 transistor available in?
The transistor is available in the SOT323 (SC-70) surface-mount device (SMD) plastic package.
- What are the PNP complements of the BC847AW,115 transistor?
The PNP complements are BC856, BC857, and BC858.
- What is the thermal resistance from junction to ambient for the BC847AW,115 transistor?
The thermal resistance from junction to ambient is 625 K/W.
- What is the typical noise figure of the BC847AW,115 transistor?
The noise figure ranges from 2 to 10 dB.
- What are some common applications of the BC847AW,115 transistor?
Common applications include general-purpose amplification, switching circuits, audio and signal processing, and automotive and industrial electronics.
- How does the collector-base cut-off current (ICBO) vary with temperature for the BC847AW,115 transistor?
The ICBO is -15 nA at Tj = 25°C and -5 μA at Tj = 150°C.
- What is the emitter-base cut-off current (IEBO) of the BC847AW,115 transistor?
The IEBO is approximately 1.5 pF.
- Is the BC847AW,115 transistor suitable for high-density circuit designs?
Yes, due to its compact SOT323 (SC-70) package, it is suitable for high-density circuit designs.
