Overview
The BC857BLT3G is a PNP bipolar transistor manufactured by onsemi, designed for use in both linear and switching applications. This transistor is housed in the SOT-23 (TO-236) package, making it suitable for lower power surface mount applications. It is available in Pb-Free packages and is AEC-Q101 qualified, making it suitable for automotive and other applications requiring unique site and control change requirements.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Collector-Base Breakdown Voltage (VCBO) | - | - | 50 | V |
| Collector-Emitter Breakdown Voltage (VCEO) | - | - | 45 | V |
| Emitter-Base Breakdown Voltage (VEBO) | - | - | 5.0 | V |
| Continuous Collector Current (IC) | - | - | 0.1 | A |
| Base-Emitter On Voltage (VBE(on)) | 0.6 | - | 0.7 | V |
| Base-Emitter Saturation Voltage (VBE(sat)) | - | - | 0.9 | V |
| Current Gain (hFE) | 220 | - | 475 | - |
| Transition Frequency (fT) | - | - | 100 | MHz |
| Power Dissipation (PT) | - | - | 300 | mW |
Key Features
- PNP bipolar transistor in SOT-23 (TO-236) package, suitable for surface mount applications.
- AEC-Q101 qualified for automotive and other critical applications.
- Pb-Free packages available.
- High current gain (hFE) of 220 to 475.
- Transition frequency (fT) of 100 MHz.
- Low VCE(sat) for efficient switching.
Applications
The BC857BLT3G is versatile and can be used in a variety of applications, including:
- Linear amplifiers and buffers.
- Switching circuits and logic gates.
- Automotive systems due to its AEC-Q101 qualification.
- General-purpose transistor applications where a PNP transistor is required.
Q & A
- What is the package type of the BC857BLT3G?
The BC857BLT3G is housed in the SOT-23 (TO-236) package. - What is the maximum collector-emitter breakdown voltage of the BC857BLT3G?
The maximum collector-emitter breakdown voltage is 45 V. - What is the continuous collector current rating of the BC857BLT3G?
The continuous collector current rating is 0.1 A. - Is the BC857BLT3G AEC-Q101 qualified?
Yes, the BC857BLT3G is AEC-Q101 qualified, making it suitable for automotive applications. - What is the transition frequency (fT) of the BC857BLT3G?
The transition frequency is 100 MHz. - What is the power dissipation (PT) of the BC857BLT3G?
The power dissipation is 300 mW. - What are the typical base-emitter on and saturation voltages?
The typical base-emitter on voltage is 0.6 V to 0.7 V, and the saturation voltage is up to 0.9 V. - What is the current gain (hFE) range of the BC857BLT3G?
The current gain range is from 220 to 475. - Is the BC857BLT3G available in Pb-Free packages?
Yes, Pb-Free packages are available for the BC857BLT3G. - What are some common applications of the BC857BLT3G?
Common applications include linear amplifiers, switching circuits, automotive systems, and general-purpose transistor applications.
