Overview
The BC857BTT1 is a general-purpose PNP silicon transistor manufactured by onsemi. It is designed for low power surface mount applications and is housed in the SOT-416/SC-75 package. This transistor is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements. The device is lead-free, adhering to environmental standards.
Key Specifications
| Parameter | Symbol | Rating | Max Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | -45 V | V |
| Collector-Base Voltage | VCBO | -50 V | V |
| Emitter-Base Voltage | VEBO | -5.0 V | V |
| Collector Current - Continuous | IC | -100 mA | mAdc |
| Collector Current - Peak | IC | -200 mA | mAdc |
| Collector-Emitter Breakdown Voltage (IC = -10 mA) | V(BR)CEO | -45 V | V |
| Collector-Emitter Breakdown Voltage (IC = -10 mA, VEB = 0) | V(BR)CES | -50 V | V |
| Collector-Base Breakdown Voltage (IC = -10 mA) | V(BR)CBO | -50 V | V |
| Emitter-Base Breakdown Voltage (IE = -1.0 mA) | V(BR)EBO | -5.0 V | V |
Key Features
- AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other critical applications.
- Pb-free device, compliant with environmental regulations.
- Housed in the SOT-416/SC-75 package, designed for low power surface mount applications.
- High collector-emitter voltage and current ratings, suitable for a variety of amplifier applications.
- Low collector cutoff current and high breakdown voltages ensure reliable operation.
Applications
The BC857BTT1 transistor is versatile and can be used in various general-purpose amplifier applications. It is particularly suitable for:
- Automotive systems due to its AEC-Q101 qualification.
- Low power surface mount designs where space is limited.
- General-purpose amplifiers in consumer electronics.
- Industrial control systems requiring reliable and robust components.
Q & A
- What is the maximum collector-emitter voltage of the BC857BTT1 transistor?
The maximum collector-emitter voltage (VCEO) is -45 V. - Is the BC857BTT1 transistor lead-free?
Yes, the BC857BTT1 is a Pb-free device. - What package type is the BC857BTT1 transistor housed in?
The BC857BTT1 is housed in the SOT-416/SC-75 package. - What are the continuous and peak collector current ratings?
The continuous collector current rating is -100 mA, and the peak collector current rating is -200 mA. - Is the BC857BTT1 suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other critical applications. - What is the maximum emitter-base voltage?
The maximum emitter-base voltage (VEBO) is -5.0 V. - What are some typical applications of the BC857BTT1 transistor?
It is used in general-purpose amplifier applications, automotive systems, low power surface mount designs, and industrial control systems. - Is the BC857BTT1 transistor still in production?
No, the BC857BTT1 is listed as obsolete and is no longer manufactured. - Where can I find substitutes for the BC857BTT1 transistor?
You can find substitutes on websites like DigiKey, which provide recommendations for alternative components. - What are the breakdown voltages for the collector-emitter and collector-base?
The collector-emitter breakdown voltage (V(BR)CEO) is -45 V, and the collector-base breakdown voltage (V(BR)CBO) is -50 V.
