Overview
The BC847B is a general-purpose NPN bipolar junction transistor (BJT) manufactured by Diotec Semiconductor. It is designed for control and signal processing applications. This transistor is packaged in a SOT-23 (TO-236) surface mount package, making it suitable for a wide range of electronic circuits where space is limited. The BC847B is known for its reliability and robust performance, with features such as high collector-emitter voltage and current gain, making it a versatile component in various electronic designs.
Key Specifications
| Parameter | Value |
|---|---|
| Type of Transistor | NPN |
| Polarization | Bipolar |
| Collector-Emitter Voltage (VCEO) | 45 V |
| Collector Current (IC) | 0.1 A |
| Power Dissipation (Pd) | 0.3 W |
| Pulsed Collector Current (ICM) | 0.2 A |
| Current Gain (hFE) | 200...450 |
| Frequency (fT) | 300 MHz |
| Package | SOT-23 (TO-236) |
| Mounting | SMD |
| Operating Temperature | -55°C to 150°C |
| RoHS / REACH Compliance | Yes |
Key Features
- High Collector-Emitter Voltage: The BC847B can handle up to 45 V, making it suitable for applications requiring higher voltage levels.
- High Current Gain: With a current gain (hFE) range of 200 to 450, this transistor offers reliable amplification in various circuits.
- High Frequency Capability: The transistor has a frequency (fT) of 300 MHz, which is suitable for high-frequency applications.
- Compact SOT-23 Package: The surface mount package makes it ideal for space-constrained designs.
- RoHS and REACH Compliance: Ensures environmental sustainability and compliance with regulatory standards.
Applications
The BC847B is versatile and can be used in a variety of applications, including:
- General Purpose Amplification: Suitable for amplifying signals in audio, video, and other electronic circuits.
- Switching Circuits: Can be used as a switch in digital circuits due to its high current gain and low saturation voltage.
- LED Drivers: Often used in LED driver circuits to control and regulate LED brightness.
- Robotics and Automation: Used in robotic and automated systems for signal processing and control.
- Temperature Monitoring: Can be part of temperature monitoring circuits due to its stability over a wide temperature range.
Q & A
- What is the collector-emitter voltage (VCEO) of the BC847B transistor?
The collector-emitter voltage (VCEO) of the BC847B transistor is 45 V. - What is the maximum collector current (IC) of the BC847B?
The maximum collector current (IC) of the BC847B is 0.1 A. - What is the power dissipation (Pd) of the BC847B transistor?
The power dissipation (Pd) of the BC847B transistor is 0.3 W. - What is the frequency (fT) of the BC847B transistor?
The frequency (fT) of the BC847B transistor is 300 MHz. - What type of package does the BC847B transistor use?
The BC847B transistor is packaged in a SOT-23 (TO-236) surface mount package. - Is the BC847B transistor RoHS and REACH compliant?
Yes, the BC847B transistor is RoHS and REACH compliant. - What is the operating temperature range of the BC847B transistor?
The operating temperature range of the BC847B transistor is -55°C to 150°C. - What are some common applications of the BC847B transistor?
The BC847B transistor is commonly used in general-purpose amplification, switching circuits, LED drivers, robotics, and temperature monitoring. - What is the current gain (hFE) range of the BC847B transistor?
The current gain (hFE) range of the BC847B transistor is 200 to 450. - Is the BC847B transistor ESD sensitive?
No, the BC847B transistor is not ESD sensitive.
