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BC817-40W

Name: BC817-40W
Rating: 4.7 (12 reviews)

TRANS NPN 45V 0.8A SOT23-3

Производитель
Мфр. Часть #BC817-40W
Пакет TO-236-3, SC-59, SOT-23-3
Лист данных BC817-40W DataSheet
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Спецификации

Package	Strip
ProductStatus	Active
TransistorType	NPN
Current-Collector(Ic)(Max)	800 mA
Voltage-CollectorEmitterBreakdown(Max)	45 V
VceSaturation(Max)@IbIc	700mV @ 50mA, 500mA
Current-CollectorCutoff(Max)	100nA (ICBO)
DCCurrentGain(hFE)(Min)@IcVce	250 @ 100mA, 1V
Power-Max	310 mW
Frequency-Transition	100MHz
OperatingTemperature	-55°C ~ 150°C (TJ)
MountingType	Surface Mount
Package/Case	TO-236-3, SC-59, SOT-23-3

Обзор

Description

The BC817-40W is a NPN bipolar junction transistor (BJT) widely used in electronic circuits for switching and amplification applications. It features a maximum collector current of 800 mA and a maximum collector-emitter voltage of 45 V, making it suitable for various low to medium power tasks. The transistor has a gain (hFE) range of approximately 100 to 600, allowing for effective signal amplification.
With a compact TO-92 package, the BC817-40W is commonly used in consumer electronics, automotive applications, and industrial control systems. Its ability to handle moderate power levels while maintaining high efficiency makes it a popular choice for designers. The transistor's operational frequency is well-suited for many applications, including audio and RF circuits.
When using the BC817-40W, it's essential to consider thermal management and ensure that it operates within its specified limits to prevent damage. Overall, this transistor is a reliable component for integrating in various electronic designs.

Features

The BC817-40W is a NPN bipolar junction transistor designed for low-power switching and amplification applications. Key features include:
1. Maximum Collector Current (Ic): Up to 800 mA, making it suitable for various medium power applications.
2. Collector-Emitter Voltage (Vce): Rated at 45V, allowing it to handle a range of voltages in circuits.
3. Gain (hFE): High current gain, typically ranging from 100 to 600, enhancing its efficiency in amplification.
4. Package Type: Available in a TO-92 package, which is compact and easy to integrate into printed circuit boards.
5. Operating Temperature: It can operate in a temperature range of -55°C to +150°C, ensuring reliability in diverse environmental conditions.
6. Applications: Commonly used in switching applications, signal amplification, and as a driver for relays and LEDs.
These features make the BC817-40W a versatile component in electronics for hobbyists and professionals alike.

Package

The BC817-40W is packaged in a SOT-23 (Surface-Mounted Device) form factor. This compact package allows for efficient space utilization on printed circuit boards (PCBs) and supports surface mounting technology (SMT).

Pinout

The BC817-40W is a NPN bipolar junction transistor (BJT) commonly used in low-power switching and amplification applications. It features a total of three pins:
1. Collector (C): The pin connected to the output load; it collects the current flowing through the transistor.
2. Base (B): The control pin that modulates the flow of current from the collector to the emitter. A small current applied to the base allows a larger current to flow from collector to emitter.
3. Emitter (E): The pin where the current exits the transistor; it releases the current that has passed through the collector.
The BC817-40W is designed for a maximum collector current of 500 mA and can handle a maximum collector-emitter voltage of 45 V. It is typically housed in a TO-92 package. This transistor is widely used in various electronic circuits due to its versatility and reliability.

Manufacturer

The BC817-40W is manufactured by Nexperia, a semiconductor company that specializes in discrete, logic, and MOSFET components. Nexperia was established as a spin-off from NXP Semiconductors in 2017 and focuses on high-performance electronic components for various applications, including automotive, industrial, and consumer electronics. The company's portfolio includes transistors, diodes, and other semiconductor products, known for their reliability and efficiency. Nexperia operates globally, providing solutions that support advancements in technology and innovation across multiple industries.

Application

The BC817-40W is a general-purpose NPN transistor commonly used in low-power amplification and switching applications. Its application areas include signal amplification in audio devices, switching operations in digital circuits, light control in LED drivers, and signal modulation. Additionally, it is employed in low-frequency oscillators and small electronic projects, making it versatile for hobbyists and in consumer electronics.

Equivalent

The BC817-40W is a general-purpose NPN transistor. Equivalent products include BC547, BC548, 2N3904, and 2N2222, depending on specific application requirements such as voltage and current ratings. Always check the datasheets to ensure compatibility with your circuit's specifications.

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