Overview
The onsemi BC857CWT1G is a PNP bipolar junction transistor designed for general purpose amplifier applications. It is housed in the SOT-323/SC-70 package, which is optimized for low power surface mount applications. This transistor is Pb-free, halogen-free, and RoHS compliant, making it suitable for a wide range of electronic devices. The BC857CWT1G is AEC-Q101 qualified and PPAP capable, ensuring its reliability in automotive and other demanding applications.
Key Specifications
| Specification | Value | Unit |
|---|---|---|
| Transistor Type | PNP | |
| Maximum Collector-Emitter Voltage (VCEO) | -45 | V |
| Maximum Collector-Base Voltage (VCBO) | -50 | V |
| Maximum Emitter-Base Voltage (VEBO) | -5.0 | V |
| Maximum DC Collector Current (IC) | -200 mA | |
| DC Current Gain (hFE) | 420 - 800 | |
| Collector-Emitter Saturation Voltage (VCE(sat)) | -0.3 - 0.65 | V |
| Base-Emitter Saturation Voltage (VBE(sat)) | -0.7 - 0.9 | V |
| Current-Gain Bandwidth Product (fT) | 100 MHz | |
| Output Capacitance (Cob) | 4.5 pF | |
| Package Type | SOT-323/SC-70-3 | |
| Power Dissipation (PT) | 150 mW |
Key Features
- Designed for general purpose amplifier applications.
- Pb-free, halogen-free, and RoHS compliant.
- AEC-Q101 qualified and PPAP capable for automotive and other demanding applications.
- Low power surface mount SOT-323/SC-70 package.
- High DC current gain (hFE) ranging from 420 to 800.
- Low collector-emitter saturation voltage (VCE(sat)).
- High current-gain bandwidth product (fT) of 100 MHz.
Applications
The onsemi BC857CWT1G is suitable for a variety of applications, including:
- General purpose amplifier circuits.
- Automotive electronics due to its AEC-Q101 qualification and PPAP capability.
- Low power surface mount designs where space is limited.
- Audio and signal processing circuits requiring high fidelity and low noise.
Q & A
- What is the maximum collector-emitter voltage of the BC857CWT1G?
The maximum collector-emitter voltage (VCEO) is -45 V. - What is the package type of the BC857CWT1G?
The package type is SOT-323/SC-70-3. - Is the BC857CWT1G RoHS compliant?
Yes, the BC857CWT1G is Pb-free, halogen-free, and RoHS compliant. - What is the DC current gain (hFE) range of the BC857CWT1G?
The DC current gain (hFE) ranges from 420 to 800. - What is the collector-emitter saturation voltage (VCE(sat)) of the BC857CWT1G?
The collector-emitter saturation voltage (VCE(sat)) is between -0.3 and -0.65 V. - What is the current-gain bandwidth product (fT) of the BC857CWT1G?
The current-gain bandwidth product (fT) is 100 MHz. - Is the BC857CWT1G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications. - What is the maximum DC collector current of the BC857CWT1G?
The maximum DC collector current is -200 mA. - What is the output capacitance (Cob) of the BC857CWT1G?
The output capacitance (Cob) is 4.5 pF. - What is the power dissipation (PT) of the BC857CWT1G?
The power dissipation (PT) is 150 mW.
