Overview
The BC857CQ-7-F is a 45V PNP small signal transistor manufactured by Diodes Incorporated. This transistor is packaged in a SOT-23-3 format, making it suitable for a variety of applications where space is limited. It is designed to provide high performance and reliability in small signal amplification and switching circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Transistor Type | PNP |
| Package | SOT-23-3 |
| Collector-Base Voltage (Vcbo) | 45V |
| Collector-Emitter Voltage (Vceo) | 45V |
| Emitter-Base Voltage (Vebo) | 5V |
| Collector Current (Ic) | 100mA |
| Base Current (Ib) | 5mA |
| Power Dissipation (Pd) | 310mW |
| Operating Temperature Range | -55°C to 150°C |
| Compliance | ROHS Compliant |
Key Features
- High current gain (beta) for reliable amplification
- Low noise and high linearity, making it suitable for audio and other sensitive applications
- Compact SOT-23-3 package for space-saving designs
- High collector-emitter voltage for robust performance in various circuits
- ROHS compliant, ensuring environmental sustainability
Applications
The BC857CQ-7-F transistor is versatile and can be used in a wide range of applications, including:
- Small signal amplification in audio circuits
- Switching circuits in digital systems
- General-purpose amplification in consumer electronics
- Automotive electronics where reliability and compactness are crucial
- Industrial control systems requiring robust and reliable components
Q & A
- What is the collector-base voltage of the BC857CQ-7-F transistor?
The collector-base voltage (Vcbo) of the BC857CQ-7-F transistor is 45V. - What is the package type of the BC857CQ-7-F transistor?
The BC857CQ-7-F transistor is packaged in a SOT-23-3 format. - What is the maximum collector current of the BC857CQ-7-F transistor?
The maximum collector current (Ic) of the BC857CQ-7-F transistor is 100mA. - Is the BC857CQ-7-F transistor ROHS compliant?
Yes, the BC857CQ-7-F transistor is ROHS compliant. - What is the operating temperature range of the BC857CQ-7-F transistor?
The operating temperature range of the BC857CQ-7-F transistor is -55°C to 150°C. - What are some common applications of the BC857CQ-7-F transistor?
The BC857CQ-7-F transistor is commonly used in small signal amplification, switching circuits, general-purpose amplification, automotive electronics, and industrial control systems. - What is the power dissipation of the BC857CQ-7-F transistor?
The power dissipation (Pd) of the BC857CQ-7-F transistor is 310mW. - What is the emitter-base voltage of the BC857CQ-7-F transistor?
The emitter-base voltage (Vebo) of the BC857CQ-7-F transistor is 5V. - Can the BC857CQ-7-F transistor be used in high-frequency applications?
While the BC857CQ-7-F is primarily designed for small signal applications, it may not be the best choice for very high-frequency applications due to its general-purpose nature. - Where can I purchase the BC857CQ-7-F transistor?
The BC857CQ-7-F transistor can be purchased from various electronic component distributors such as Digi-Key, TME, and other authorized Diodes Incorporated distributors.
