Overview
The BC857BW is a 65 V, 100 mA PNP general-purpose transistor manufactured by Nexperia. It is packaged in a very small SOT323 (SC-70) surface-mounted device (SMD) plastic package. This transistor is part of Nexperia’s extensive portfolio of discrete semiconductor products, which are widely used across various industries including automotive, industrial, power, computing, consumer, mobile, and wearables.
Key Specifications
| Type number | Package | Channel Type | Ptot (mW) | IC [max] (mA) | hFE [min] | hFE [max] | TJ [max] (°C) | fT [min] (MHz) | Automotive qualified |
|---|---|---|---|---|---|---|---|---|---|
| BC857BW | SOT323 (SC-70) | PNP | 200 | 100 | 220 | 475 | 150 | 100 | No |
Key Features
- Low current (max. 100 mA)
- Low voltage (max. 65 V)
- General-purpose switching and amplification
- Small SOT323 (SC-70) package for compact designs
- High current gain (hFE) range from 220 to 475
- Maximum junction temperature of 150°C
Applications
The BC857BW transistor is versatile and can be used in a variety of applications, including:
- General-purpose switching and amplification circuits
- Automotive systems (though not automotive qualified)
- Industrial control systems
- Consumer electronics
- Mobile and wearable devices
- Power and computing applications
Q & A
- What is the maximum current rating of the BC857BW transistor?
The maximum current rating is 100 mA.
- What is the maximum voltage rating of the BC857BW transistor?
The maximum voltage rating is 65 V.
- What package type is the BC857BW transistor available in?
The BC857BW transistor is available in the SOT323 (SC-70) package.
- What is the typical application of the BC857BW transistor?
The BC857BW is used for general-purpose switching and amplification.
- What is the maximum junction temperature of the BC857BW transistor?
The maximum junction temperature is 150°C.
- Is the BC857BW transistor automotive qualified?
No, the BC857BW transistor is not automotive qualified.
- What is the current gain (hFE) range of the BC857BW transistor?
The current gain (hFE) range is from 220 to 475.
- What is the transition frequency (fT) of the BC857BW transistor?
The minimum transition frequency is 100 MHz.
- Where can I purchase the BC857BW transistor?
You can purchase the BC857BW transistor from Nexperia’s official distributors or online retailers like Digi-Key and Mouser.
- How do I order samples of the BC857BW transistor?
Samples can be ordered via Nexperia’s sales organization or through their network of global and regional distributors.
