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BC847A

Name: BC847A
Rating: 4.7 (12 reviews)

TRANS NPN 45V 0.1A SOT23

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Mfr。パート #BC847A
パッケージ P-SOT23-3-3
データシート
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
TransistorType	NPN
Current-Collector(Ic)(Max)	100 mA
Voltage-CollectorEmitterBreakdown(Max)	45 V
VceSaturation(Max)@IbIc	500mV @ 5mA, 100mA
Current-CollectorCutoff(Max)	100nA
DCCurrentGain(hFE)(Min)@IcVce	110 @ 2mA, 5V
Power-Max	200 mW
Frequency-Transition	100MHz
OperatingTemperature	150°C (TJ)
MountingType	Surface Mount
Package/Case	TO-236-3, SC-59, SOT-23-3

概要

Description

The BC847A is a general-purpose NPN bipolar junction transistor (BJT) widely used in electronic circuits for switching and amplification applications. It features a maximum collector current of 100 mA and a collector-emitter voltage rating of 45 V. The BC847A is particularly valued for its low noise characteristics and high frequency response, making it suitable for audio and RF applications.
The device typically comes in a SOT-23 surface mount package, which allows for compact circuit designs. Its current gain (hFE) ranges from 100 to 600, depending on the operating conditions, making it efficient for various amplification tasks.
Key specifications include a maximum power dissipation of 300 mW and a junction temperature range from -55°C to +150°C. The BC847A is often used in signal processing, analog switching, and as a building block in more complex electronic systems. Its versatility, availability, and reliability contribute to its popularity in both hobbyist and professional designs.

Features

The BC847A is a standard NPN bipolar junction transistor (BJT) designed for general-purpose applications. Key features include:
1. Voltage Rating: It has a maximum collector-emitter voltage (Vce) of 45V, making it suitable for a range of low to moderately high voltage applications.
2. Current Rating: The maximum collector current (Ic) is 100mA, allowing for efficient switching and amplification in various circuits.
3. Power Dissipation: It can handle a power dissipation of up to 200mW, which is adequate for many low-power applications.
4. Gain: The transistor offers a high current gain (hFE) ranging from 100 to 800, enhancing its performance in amplification tasks.
5. Package Type: Typically available in SOT-23 or TO-92 packages, providing versatility in PCB design.
6. Temperature Range: Operates effectively within a temperature range of -55°C to +150°C.
These features make the BC847A suitable for applications in signal amplification, switching, and various electronic circuits.

Package

The BC847A is typically available in a SOT-23 package. This surface-mount package is compact and commonly used for low-power switching and amplification applications in electronic circuits.

Pinout

The BC847A is a general-purpose NPN bipolar junction transistor (BJT) commonly used in switching and amplification applications. It has a total of three pins, which correspond to the following functions:
1. Base (B): This is the control pin that regulates the current flowing between the collector and emitter. A small current into the base allows larger currents to flow from collector to emitter.
2. Collector (C): This pin is where the input current enters the transistor. The collector current is controlled by the base current.
3. Emitter (E): This is the pin through which the current exits the transistor. It is usually connected to ground in common-emitter configurations.
The BC847A is known for its low noise and fast switching capabilities, making it suitable for various electronic circuits.

Manufacturer

The BC847A is manufactured by Nexperia, a semiconductor company that specializes in discrete, logic, and analog devices. Nexperia was established in 2017 as a spin-off from NXP Semiconductors and focuses on high-volume manufacturing of semiconductors, ensuring high reliability and performance for various applications. The company is known for producing a wide range of products, including transistors, diodes, and integrated circuits, catering to industries such as automotive, industrial, and consumer electronics. Nexperia is headquartered in Nijmegen, Netherlands, and operates globally, emphasizing innovation and efficiency in semiconductor production.

Application

The BC847A is a low-noise NPN bipolar junction transistor primarily used in small-signal amplification applications. Common areas include audio amplifiers, switching circuits, RF applications, and digital logic circuits. It is suitable for low-power applications in consumer electronics, telecommunications, and signal processing due to its high gain and low saturation voltage.

Equivalent

The BC847A is a low-power NPN bipolar junction transistor (BJT) commonly used for low-signal applications. Equivalent products include:
- 2N3904
- BC548
- 2N2222 (higher power)
- MPS2222
Ensure to check specifications like voltage, current, and gain for compatibility in your specific application.