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BC857BV-7

Name: BC857BV-7
Rating: 4.7 (12 reviews)

TRANS 2PNP 45V 100MA SOT-563

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資料表 BC857BV-7 DataSheet
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規格

Part Status	Active
Operating Temperature	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	SOT-563, SOT-666
Supplier Device Package	SOT-563
Base Product Number	BC857
Transistor Type	2 PNP (Dual)
Current - Collector (Ic) (Max)	100mA
Voltage - Collector Emitter Breakdown (Max)	45V
Vce Saturation (Max) @ Ib, Ic	400mV @ 5mA, 100mA
Current - Collector Cutoff (Max)	15nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	220 @ 2mA, 5V
Power - Max	150mW
Frequency - Transition	100MHz

概述

Description

The BC857BV-7 is a general-purpose NPN bipolar junction transistor (BJT) designed for low-power switching and amplification applications. It features a voltage rating of 45V and a current rating of 100mA, making it suitable for various electronic circuits. The BC857BV-7 is part of the BC series and is known for its low noise and high gain characteristics, which are beneficial in audio and signal processing applications.
This transistor is housed in a compact SOT-23 package, allowing it to be used in space-constrained designs. Its small size, combined with its efficiency, makes it ideal for use in consumer electronics, automotive applications, and portable devices. The device's low threshold voltage and excellent linearity improve performance in analog circuits.
In summary, the BC857BV-7 is a versatile, efficient transistor suitable for a wide range of applications in modern electronics.

Features

The BC857BV-7 is a general-purpose NPN transistors designed for low power amplification and switching applications. Key features include:
1. Type: NPN Bipolar Junction Transistor (BJT)
2. Package: SOT-23, making it compact and suitable for surface mount applications.
3. Voltage Rating: Maximum collector-emitter voltage (Vce) of 45V.
4. Current Rating: Maximum continuous collector current (Ic) of 100mA.
5. Gain: High current gain (hFE) range of 100 to 600 at a collector current of 10mA.
6. Switching Speed: Fast switching capabilities suitable for high-speed applications.
7. Temperature Range: Operating temperature from -55°C to +150°C, allowing for use in various environments.
8. Low Noise: Designed for low noise operation, making it ideal for audio and RF applications.
These features make the BC857BV-7 versatile for use in signal amplification, signal switching, and driver circuits in consumer electronics and industrial devices.

Package

The BC857BV-7 is provided in a SOT-23 package type. This surface-mount package is commonly used for small-signal transistors, offering a compact size suitable for various electronic applications.

Pinout

The BC857BV-7 is a PNP bipolar junction transistor (BJT) packaged in a SOT-23 form factor. It has three pins.
- Pin 1 (E - Emitter): This is the emitter terminal, where current flows out of the transistor.
- Pin 2 (B - Base): This is the base terminal, which controls the operation of the transistor. A small current applied here allows larger currents to flow between the collector and emitter.
- Pin 3 (C - Collector): This is the collector terminal, where current enters the transistor.
The BC857BV-7 is typically used for switching and amplification applications in electronic circuits. It has a maximum collector current of 100 mA and a maximum voltage rating of 45V. Its compact size and efficiency make it suitable for various low-power applications.

Manufacturer

The BC857BV-7 is manufactured by Nexperia, a global semiconductor company that specializes in discrete, logic, and MOSFET devices. Nexperia was formed as a spin-off from NXP Semiconductors in 2017 and is headquartered in Nijmegen, Netherlands. The company focuses on providing high-quality semiconductor solutions for various applications, including automotive, industrial, and consumer electronics. Nexperia is recognized for its commitment to high-volume manufacturing and innovation in semiconductor technology.

Application

The BC857BV-7 is a low-noise, low-power NPN transistor commonly used in various applications such as audio amplification, signal switching, and general-purpose amplification. It is suitable for use in low-frequency amplifiers, voltage regulation, and in small-signal applications in consumer electronics, automotive systems, and telecommunications. Its compact size and efficiency make it ideal for compact circuits in portable devices.

Equivalent

The BC857BV-7 is a PNP bipolar junction transistor (BJT). Equivalent products include the BC557, 2N2907, and 2N5087. These transistors have similar electrical characteristics and can typically be used interchangeably in many applications. Always check specific datasheets for exact specifications before substituting.