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BF Transistor Datasheet pdf, BF Equivalent. Parameters and Characteristics. NPN Epitaxial Silicon Transistor . TO OBTAIN THE LATEST, MOST UP-TO- DATE DATASHEET AND PRODUCT INFORMATION, VISIT OUR. DataSheet: PDF icon BCpdf. BC is an NPN bi-polar junction transistor. A transistor, stands for transfer of resistance, is commonly used to amplify current.

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For switching applications, transistor is biased so that it remains fully on if there is a signal at its base.

To bias a transistor we have to supply current to base pin, this current I B should be limited to 5mA. SPI Module of Arduino.

Virgin Galactic — Commercial Space Flight. BC is a NPN transistor hence the collector and emitter will be left open Reverse biased when the base pin is held at ground and will be closed Forward biased when a signal is provided to base pin. This high-density System-in-Package Datasheeh integrates controller, power switches, and support components. As discussed a transistor will act as an Open switch during Forward Bias and as a Closed switch during Reverse Bias, this biasing can be achieved by supplying the required amount of current to the base pin.

Complete Technical Details can be found at the datasheet give at the end of this page.


Interface SD Card with Arduino. The transistor terminals require a fixed DC voltage to operate in the desired region of its characteristic curves. A Transistors acts as an Amplifier when operating in Active Region.

Skip to main content. If you are bd457 a PCD or Perf board with this component then the following picture from the Datasheet will be useful to know its package type and dimensions. What is Web Browser.

BC Datasheet, PDF – Alldatasheet

A transistor, stands for transfer of resistance, is commonly used to amplify current. BC is mainly used for amplification and switching purposes.

It can amplify power, voltage and current at different configurations. The maximum amount of current that could flow through the Collector pin is mA, hence we cannot connect loads that consume more than mA using this transistor.

When base current is removed the transistor becomes fully off, this stage is called as the Cut-off Region and the Base Emitter voltage could be around mV. Arduino based GPS receiver. The input signal at base is amplified and taken at the emitter.

BC is an NPN bi-polar junction transistor. For amplification applications, the transistor is biased such that it is partly on for all input conditions. The value of this resistor Daatsheet B can be calculated using below formulae.

BF457 Datasheet, Equivalent, Cross Reference Search

Submitted by admin on 30 August Anything more than 5mA will kill the Transistor; hence a resistor is always added in series with base pin.


In the absence of base signal, it gets completely off. When uses as an Amplifier the DC current gain of the Transistor can be calculated by using the below formulae. TL — Programmable Reference Voltage. Amplifier modules like Audio amplifiers, signal Amplifier etc.

When this transistor is fully biased trasnistor it can allow a maximum of mA to flow across the collector and emitter. Interface GPS with Arduino. This is known as the biasing. The voltage divider is the commonly used biasing mode. Of the above types common emitter type is the popular and mostly used configuration.

BC has a gain value of tothis value determines the amplification capacity of the transistor. It has a maximum current gain of Its equivalent transistors are BC and BC As mentioned the biasing current should maximum of 5mA.

Transisttor value of I B should not exceed mA. Choosing Battery for Robots.

Philips – datasheet pdf

BC is used in common emitter configuration for amplifiers. When a transistor is used as a switch it is operated in the Saturation and Cut-Off Region dtasheet explained above.

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