Overview
The BC856B/DG/B2235 is a PNP general-purpose bipolar transistor manufactured by NXP USA Inc. This transistor is designed for low-power surface mount applications and is housed in the SOT23 (TO-236AB) package. It is part of the BC856 series, which includes various versions with different current gain characteristics. The BC856B is widely used in general-purpose amplifier and switching applications due to its robust specifications and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (VCEO) | -65 | V |
| Collector-Base Voltage (VCBO) | -80 | V |
| Emitter-Base Voltage (VEB0) | -5.0 | V |
| Collector Current (IC) - Continuous | -100 | mA |
| DC Current Gain (hFE) | 220 - 475 | |
| Collector-Emitter Saturation Voltage (VCE(sat)) | -0.3 - 0.65 | V |
| Base-Emitter Saturation Voltage (VBE(sat)) | -0.7 - 0.9 | V |
| Maximum Junction Temperature (TJ) | 150 | °C |
| Package Type | SOT23 (TO-236AB) |
Key Features
- AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- Pb-Free, Halogen Free/BFR Free, and RoHS compliant.
- Low power surface mount design in SOT23 package.
- High current gain (hFE) range of 220 to 475.
- Low collector-emitter saturation voltage (VCE(sat)) and base-emitter saturation voltage (VBE(sat)).
- General-purpose amplifier and switching capabilities.
Applications
The BC856B/DG/B2235 transistor is versatile and can be used in a variety of applications, including:
- General-purpose amplifier circuits.
- Switching circuits.
- Automotive electronics due to its AEC-Q101 qualification.
- Industrial control systems.
- Consumer electronics such as mobile devices and wearables.
Q & A
- What is the collector-emitter voltage rating of the BC856B transistor?
The collector-emitter voltage (VCEO) is rated at -65 V. - What is the package type of the BC856B/DG/B2235 transistor?
The transistor is housed in the SOT23 (TO-236AB) package. - What is the maximum collector current of the BC856B transistor?
The maximum continuous collector current (IC) is -100 mA. - Is the BC856B transistor RoHS compliant?
Yes, the BC856B transistor is Pb-Free, Halogen Free/BFR Free, and RoHS compliant. - What are the typical applications of the BC856B transistor?
The transistor is used in general-purpose amplifier and switching circuits, as well as in automotive and industrial electronics. - What is the maximum junction temperature of the BC856B transistor?
The maximum junction temperature (TJ) is 150°C. - Is the BC856B transistor 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 range of DC current gain (hFE) for the BC856B transistor?
The DC current gain (hFE) ranges from 220 to 475. - What are the base-emitter and collector-emitter saturation voltages of the BC856B transistor?
The base-emitter saturation voltage (VBE(sat)) is -0.7 to -0.9 V, and the collector-emitter saturation voltage (VCE(sat)) is -0.3 to -0.65 V. - Where can I purchase the BC856B/DG/B2235 transistor?
You can purchase the transistor from authorized distributors such as Digi-Key, Mouser, and Nexperia’s official distributors.
