Overview
The BC857B-AQ is a high-performance PNP bipolar junction transistor (BJT) manufactured by Diotec Semiconductor. This transistor is designed for control and signal processing applications, offering a robust set of specifications that make it suitable for a wide range of electronic systems. The BC857B-AQ is packaged in the SOT-23 format, which is compact and ideal for space-constrained designs. It is also compliant with RoHS and REACH regulations, ensuring environmental sustainability.
Key Specifications
| Parameter | Value |
|---|---|
| Type | PNP Bipolar Junction Transistor (BJT) |
| Package | SOT-23 |
| Collector-Emitter Voltage (VCEO) | 45 V |
| Collector Current (IC) | 100 mA (0.1 A) |
| Power Dissipation (Pd) | 0.25 W |
| Maximum Junction Temperature (Tj) | 150°C |
| Qualification | AEC-Q compliant (for BC857B-Q variant) |
| ESD Sensitive | No |
| RoHS / REACH Compliance | Yes |
Key Features
- Compact SOT-23 Package: Ideal for space-constrained designs and high-density applications.
- High Collector-Emitter Voltage: 45 V, making it suitable for a variety of voltage levels.
- Low Power Dissipation: 0.25 W, which helps in managing thermal issues and improving overall system efficiency.
- High Maximum Junction Temperature: 150°C, ensuring reliability in high-temperature environments.
- AEC-Q Compliance: For the BC857B-Q variant, ensuring it meets automotive industry standards.
- RoHS and REACH Compliance: Environmentally friendly and compliant with regulatory standards.
Applications
- Control and Signal Processing: Suitable for various control circuits and signal processing applications due to its robust specifications.
- Automotive Systems: AEC-Q compliant variants make it ideal for use in automotive electronics.
- LED Driver Circuits: Can be used in dimmable LED driver circuits and other lighting applications.
- Robotics and Automation: Used in dynamic robot models and other automated systems due to its reliability and performance.
- General Electronics: Suitable for a wide range of general electronic applications requiring a reliable PNP BJT.
Q & A
- What is the collector-emitter voltage of the BC857B-AQ transistor?
The collector-emitter voltage (VCEO) of the BC857B-AQ transistor is 45 V.
- What is the maximum collector current of the BC857B-AQ transistor?
The maximum collector current (IC) of the BC857B-AQ transistor is 100 mA (0.1 A).
- What is the power dissipation of the BC857B-AQ transistor?
The power dissipation (Pd) of the BC857B-AQ transistor is 0.25 W).
- Is the BC857B-AQ transistor ESD sensitive?
No, the BC857B-AQ transistor is not ESD sensitive).
- Is the BC857B-AQ transistor compliant with RoHS and REACH regulations?
- What is the package type of the BC857B-AQ transistor?
The BC857B-AQ transistor is packaged in the SOT-23 format).
- What are some common applications of the BC857B-AQ transistor?
The BC857B-AQ transistor is commonly used in control and signal processing, automotive systems, LED driver circuits, robotics, and general electronic applications).
- Is the BC857B-Q variant AEC-Q compliant?
- What is the maximum junction temperature of the BC857B-AQ transistor?
The maximum junction temperature (Tj) of the BC857B-AQ transistor is 150°C).
- Where can I find detailed technical data for the BC857B-AQ transistor?
Detailed technical data for the BC857B-AQ transistor can be found on Diotec Semiconductor's official website and other electronic component distributors like TME).
