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BC847

Name: BC847
Rating: 4.7 (12 reviews)

Bipolar Transistors - BJT SOT23,NPN,0.1A,45V,G enPur

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資料表 BC847 DataSheet
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Packaging	Reel
Standard Pack Qty	3000

概述

Description

The BC847 is a general-purpose NPN bipolar junction transistor (BJT) widely used in electronic circuits for amplification and switching applications. It has a maximum collector current of 100 mA and a maximum collector-emitter voltage of 45 V, making it suitable for low-power applications. The BC847 features a high current gain (h_FE) and is characterized by its low noise and fast switching capabilities.
The transistor is typically available in a SOT-23 package, which is compact and suitable for surface-mount technology. It operates efficiently in various conditions, making it a popular choice for use in amplifiers, oscillators, and digital circuits.
Key parameters include a maximum power dissipation of approximately 300 mW and a transition frequency (f_T) of around 100 MHz, allowing it to function effectively in high-frequency applications. Overall, the BC847 is a versatile component widely used in consumer electronics, automotive systems, and industrial applications.

Features

The BC847 is a low-power NPN bipolar junction transistor (BJT) designed for general-purpose applications. Key features include:
1. Maximum Collector-Emitter Voltage (Vce): 45V, suitable for various voltage applications.
2. Maximum Collector Current (Ic): 100mA, ideal for low-power switching and amplification.
3. Gain Bandwidth Product (fT): Typically around 100 MHz, allowing for high-frequency applications.
4. DC Current Gain (hFE): Ranges from 100 to 800, providing good amplification capabilities.
5. Package Type: Available in SOT-23 and TO-92 packages, offering flexibility for PCB designs.
6. Operating Temperature Range: -55°C to +150°C, making it suitable for a variety of environmental conditions.
7. Low Noise: Ideal for audio and RF applications due to low noise characteristics.
These features make the BC847 a versatile choice for amplifying and switching applications in consumer electronics, telecommunications, and industrial controls.

Package

The BC847 is typically available in a surface-mount package, specifically the SOT-23 package type. It may also be found in through-hole variants like TO-92.

Pinout

The BC847 is a low-power NPN bipolar junction transistor (BJT) commonly used for general-purpose switching and amplification applications. It has a total of 3 pins.
Pin Configuration:
1. Base (B) - This pin controls the transistor's operation and is used to apply the input signal.
2. Collector (C) - The collector pin is where the output current flows out of the transistor when it is in the "on" state.
3. Emitter (E) - The emitter pin is where the current exits the transistor, usually connected to ground in common-emitter configurations.
The BC847 is typically housed in a SOT-23 package and can handle moderate levels of current and voltage, making it suitable for various electronic circuit designs.

Manufacturer

The BC847 is manufactured by Nexperia, a global semiconductor company. Nexperia specializes in the production of discrete, logic, and analog devices. The company was formed in 2017 as a spin-off from NXP Semiconductors and focuses on providing high-quality components for various applications, including automotive, consumer electronics, and industrial markets. Nexperia is known for its expertise in the production of efficient and reliable semiconductor solutions, making it a key player in the electronics industry.

Application

The BC847 is a low-power NPN transistor commonly used in various applications, including signal amplification, switching, and voltage regulation. It is suitable for use in audio and RF circuits, general-purpose amplification, and as a driver for small loads in consumer electronics. Additionally, it can be found in low-noise applications and is often utilized in compact electronic devices due to its small package size.

Equivalent

The BC847 is a general-purpose NPN transistor. Equivalent products include 2N3904, 2N2222, and BC548. For surface-mount options, you can consider MMBT3904 or BCP53. Always check the specific datasheets for pin configuration and electrical characteristics to ensure compatibility.