規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Transistor Type | PNP |
| Current - Collector(Ic)(Max) | 100 mA |
| Voltage - Collector Emitter Breakdown(Max) | 65 V |
| Vce Saturation(Max) @ Ib Ic | 650mV @ 5mA, 100mA |
| Current - Collector Cutoff(Max) | 100nA (ICBO) |
| DC Current Gain(h FE)(Min) @ Ic Vce | 220 @ 2mA, 5V |
| Power - Max | 200 mW |
| Frequency - Transition | 100MHz |
| Operating Temperature | 150°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The BC856BW is a general-purpose PNP bipolar junction transistor (BJT) commonly used in electronic circuits for amplification and switching applications. It is part of the BC856 series, which is known for its small SOT-323 surface-mount package, making it suitable for compact circuit designs. The transistor has a collector-emitter voltage (Vce) rating of 65V, a collector current (Ic) rating of 100mA, and a power dissipation of approximately 250mW, making it appropriate for low-power applications. Its gain, or current amplification factor (hFE), typically ranges from 100 to 250.
The BC856BW’s PNP configuration means it conducts when the base is at a lower voltage than the emitter, making it inversely biased compared to NPN transistors. It is widely used in analog and digital circuits, including amplifiers, signal processing, and as a switch in various low-power applications. Due to its reliability and small form factor, it is favored in consumer electronics, telecommunications, and other applications where space and efficiency are critical.
The BC856BW’s PNP configuration means it conducts when the base is at a lower voltage than the emitter, making it inversely biased compared to NPN transistors. It is widely used in analog and digital circuits, including amplifiers, signal processing, and as a switch in various low-power applications. Due to its reliability and small form factor, it is favored in consumer electronics, telecommunications, and other applications where space and efficiency are critical.
Equivalent
The BC856BW is a PNP general-purpose transistor. Equivalent products include the BC856, BC857, and BC858 series transistors. Other potential equivalents are the 2N3906 and 2N4403, though they may have slightly different characteristics. It's important to verify specifications like current, voltage, and gain to ensure compatibility for your specific application.
Features
The BC856BW is a PNP bipolar junction transistor (BJT) commonly used in switching and amplification applications. Key features include:
1. Package Type: It comes in a small SOT-323 package, ideal for surface-mount technology (SMT).
2. Collector-Emitter Voltage (Vceo): The maximum voltage is -65V, suitable for moderate voltage applications.
3. Collector Current (Ic): It can handle a continuous current of up to -100mA.
4. Power Dissipation: The device has a power dissipation rating of 150mW.
5. DC Current Gain (hFE): The transistor has a gain range between 110 and 800, which varies with current levels.
6. Transition Frequency (fT): Typically around 100 MHz, making it suitable for high-frequency applications.
7. Low Noise: Provides low signal distortion, advantageous in audio and signal processing.
These features make the BC856BW suitable for use in compact electronic devices, amplifiers, and general-purpose switching circuits. Its small package and robust performance parameters cater to various consumer and industrial electronics requirements.
1. Package Type: It comes in a small SOT-323 package, ideal for surface-mount technology (SMT).
2. Collector-Emitter Voltage (Vceo): The maximum voltage is -65V, suitable for moderate voltage applications.
3. Collector Current (Ic): It can handle a continuous current of up to -100mA.
4. Power Dissipation: The device has a power dissipation rating of 150mW.
5. DC Current Gain (hFE): The transistor has a gain range between 110 and 800, which varies with current levels.
6. Transition Frequency (fT): Typically around 100 MHz, making it suitable for high-frequency applications.
7. Low Noise: Provides low signal distortion, advantageous in audio and signal processing.
These features make the BC856BW suitable for use in compact electronic devices, amplifiers, and general-purpose switching circuits. Its small package and robust performance parameters cater to various consumer and industrial electronics requirements.
Pinout
The BC856BW is a PNP bipolar junction transistor (BJT) used in various electronic circuits for switching and amplification purposes. It typically comes in a SOT-323 (SC-70) package, which is a surface-mount device. The package has three pins, each serving a specific function:
1. Pin 1 (Base): This pin is the control terminal of the transistor. By applying a small current to the base, you can control a larger current flowing through the other two terminals, the collector and emitter.
2. Pin 2 (Emitter): This is the terminal through which the current exits the transistor. For a PNP transistor like the BC856BW, the emitter is more positive relative to the base and collector in operation.
3. Pin 3 (Collector): This is the terminal through which the current enters the transistor. In a typical application, the collector is connected to the load and is more negative compared to the emitter in a PNP transistor.
These transistors are commonly used in low-power applications due to their small package size and electrical characteristics.
1. Pin 1 (Base): This pin is the control terminal of the transistor. By applying a small current to the base, you can control a larger current flowing through the other two terminals, the collector and emitter.
2. Pin 2 (Emitter): This is the terminal through which the current exits the transistor. For a PNP transistor like the BC856BW, the emitter is more positive relative to the base and collector in operation.
3. Pin 3 (Collector): This is the terminal through which the current enters the transistor. In a typical application, the collector is connected to the load and is more negative compared to the emitter in a PNP transistor.
These transistors are commonly used in low-power applications due to their small package size and electrical characteristics.
Manufacturer
The BC856BW is manufactured by Nexperia. Nexperia is a global semiconductor company known for producing discrete components such as diodes, transistors, and power MOSFETs, as well as analog and logic ICs. The company was originally part of NXP Semiconductors and became an independent entity in 2017. Nexperia focuses on delivering efficient and reliable semiconductor products that are used in a wide range of electronic applications, including automotive, mobile, computing, and industrial sectors.
Application
The BC856BW is a PNP bipolar junction transistor commonly used in various electronic applications. Its primary application areas include:
1. Amplification: Utilized in audio and signal amplification circuits.
2. Switching: Employed in switching applications for controlling small loads.
3. Voltage Regulation: Functions in voltage regulation circuits to maintain stable output.
4. Signal Processing: Used in analog signal processing for modulation and demodulation.
5. Consumer Electronics: Incorporated in devices such as radios, televisions, and other audio equipment.
6. General Purpose: Applicable in numerous general-purpose electronic circuits for small-signal tasks.
Its compact SMD package makes it suitable for modern, space-constrained applications.
1. Amplification: Utilized in audio and signal amplification circuits.
2. Switching: Employed in switching applications for controlling small loads.
3. Voltage Regulation: Functions in voltage regulation circuits to maintain stable output.
4. Signal Processing: Used in analog signal processing for modulation and demodulation.
5. Consumer Electronics: Incorporated in devices such as radios, televisions, and other audio equipment.
6. General Purpose: Applicable in numerous general-purpose electronic circuits for small-signal tasks.
Its compact SMD package makes it suitable for modern, space-constrained applications.
Package
The BC856BW is a general-purpose PNP transistor with a SOT-323 package type, which is a small, surface-mount package commonly used in electronic circuits for compact transistor applications.
