Overview
The BC857BQ-7-F is a PNP small-signal transistor produced by Diodes Incorporated. It is part of the BC856AQ – BC857BQ family and is housed in the SOT23 package. This transistor is designed for general-purpose amplifier and switching applications, making it versatile for various electronic circuits. It is also suitable for automotive applications due to its AEC-Q101 qualification and PPAP capability, and it is manufactured in IATF 16949 certified facilities.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Base Voltage | VCBO | -50 | V |
| Collector-Emitter Voltage | VCEO | -45 | V |
| Emitter-Base Voltage | VEBO | -5.0 | V |
| Continuous Collector Current | IC | -100 | mA |
| Peak Collector Current | ICM | -200 | mA |
| Peak Emitter Current | IEM | -200 | mA |
| Peak Base Current | IBM | -200 | mA |
| Power Dissipation | PD | 310 | mW |
| Thermal Resistance, Junction to Ambient | RθJA | 403 | °C/W |
| Operating and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| DC Current Gain (hFE) | hFE | 180 (min) |
Key Features
- Ideally suited for automatic insertion and surface mount applications.
- Complementary NPN types: BC846 – BC848 family.
- Totally lead-free and fully RoHS compliant.
- Halogen and antimony free, making it a “green” device.
- AEC-Q101 qualified and PPAP capable, suitable for automotive applications.
- Manufactured in IATF 16949 certified facilities.
Applications
The BC857BQ-7-F is suitable for a variety of applications, including:
- General-purpose amplifier circuits.
- Switching applications.
- Audio frequency (AF) amplifier applications.
- Automotive applications requiring specific change control and reliability.
Q & A
- What is the package type of the BC857BQ-7-F transistor?
The BC857BQ-7-F transistor is housed in the SOT23 package. - What are the maximum collector-base and collector-emitter voltages for the BC857BQ-7-F?
The maximum collector-base voltage (VCBO) is -50V, and the maximum collector-emitter voltage (VCEO) is -45V. - What is the continuous collector current rating for the BC857BQ-7-F?
The continuous collector current rating is -100 mA. - Is the BC857BQ-7-F suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive applications. - What is the thermal resistance, junction to ambient, for the BC857BQ-7-F?
The thermal resistance, junction to ambient (RθJA), is 403 °C/W. - What is the operating and storage temperature range for the BC857BQ-7-F?
The operating and storage temperature range is -65 to +150 °C. - Is the BC857BQ-7-F lead-free and RoHS compliant?
Yes, it is totally lead-free and fully RoHS compliant. - What is the DC current gain (hFE) for the BC857BQ-7-F?
The minimum DC current gain (hFE) is 180. - What are some common applications for the BC857BQ-7-F transistor?
Common applications include general-purpose amplifier circuits, switching applications, and AF amplifier applications. - Is the BC857BQ-7-F halogen and antimony free?
Yes, it is halogen and antimony free, making it a “green” device.
