Overview
The BC847CW is a general-purpose NPN bipolar transistor produced by Diotec Semiconductor. It is housed in a small SOT323 (SC-70) Surface-Mounted Device (SMD) plastic package, making it suitable for a wide range of applications where space is limited. This transistor is known for its reliability and versatility, making it a popular choice in various electronic designs.
Key Specifications
| Parameter | Value |
|---|---|
| Type of Transistor | NPN |
| Polarisation | Bipolar |
| Collector-Emitter Voltage (VCEO) | 45 V |
| Collector Current (IC) | 0.1 A |
| Power Dissipation (Ptot) | 0.2 W |
| Package | SOT323 (SC-70) |
| Current Gain (hFE) | 420 - 800 |
| Mounting | SMD |
| Frequency | 100 MHz (or up to 300 MHz in some configurations) |
| Junction Temperature (TJ) | 150 °C |
Key Features
- Compact Package: The BC847CW is packaged in a small SOT323 (SC-70) package, ideal for space-constrained designs.
- High Collector-Emitter Voltage: With a VCEO of 45 V, this transistor can handle a wide range of voltage levels.
- Low Power Dissipation: It has a power dissipation of 0.2 W, making it energy-efficient.
- High Current Gain: The current gain (hFE) ranges from 420 to 800, ensuring reliable amplification and switching performance.
- High Frequency Capability: The transistor can operate up to 100 MHz (or 300 MHz in some configurations), making it suitable for high-frequency applications.
Applications
The BC847CW is versatile and can be used in a variety of applications across different industries. Some common uses include:
- Automotive Industry: Due to its reliability and robustness, it is often used in automotive electronics.
- Industrial and Consumer Electronics: It is used in general-purpose switching and amplification circuits.
- Power and Computing Systems: Its high voltage and current handling capabilities make it suitable for power management and computing applications.
- Mobile and Wearable Devices: The compact package and low power dissipation make it a good fit for mobile and wearable electronics.
Q & A
- What is the type of transistor and its polarisation?
The BC847CW is an NPN bipolar transistor. - What is the collector-emitter voltage (VCEO) of the BC847CW?
The collector-emitter voltage is 45 V. - What is the maximum collector current (IC) of the BC847CW?
The maximum collector current is 0.1 A. - What is the power dissipation (Ptot) of the BC847CW?
The power dissipation is 0.2 W. - In what package is the BC847CW available?
The BC847CW is available in the SOT323 (SC-70) package. - What is the current gain (hFE) range of the BC847CW?
The current gain ranges from 420 to 800. - What is the maximum junction temperature (TJ) of the BC847CW?
The maximum junction temperature is 150 °C. - What are some common applications of the BC847CW?
It is used in automotive, industrial, consumer electronics, power systems, and mobile/wearable devices. - Is the BC847CW RoHS compliant?
Yes, the BC847CW is RoHS compliant. - What is the frequency capability of the BC847CW?
The transistor can operate up to 100 MHz (or up to 300 MHz in some configurations).
