BC847CT,115

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Transistor Type:	NPN
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:	420 @ 2mA, 5V
Power - Max:	150mW
Frequency - Transition:	100MHz
Operating Temperature:	150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	SC-75, SOT-416
Supplier Device Package:	SC-75
Base Part Number:	BC847

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Introduction

BC847CT,115 is a small signal PNP transistor used in various applications. It has compact and sleek design, with the characteristic of low power consumption and high efficiency. The overall package size of BC847CT,115 is small, enabling easy portability and use, making it one of the most commonly used transistors today.

Application Fields

BC847CT,115 is suitable for different type of applications, such as switching, amplifier, and low frequency oscillator. It has successfully been used in the automotive industry, telecommunication system, and consumer electronics. The reason for the widespread use of BC847CT,115 transistors is the numerous beneficial characteristics such as low cost, high power output, and low power consumption.

Switching Mode

BC847CT,115 is widely used for switching purpose because of its high current gain and its ability to work with high voltage. It has fast turn on-off times, which makes it suitable for use in application that requires fast switching of signals. BC847CT,115 is used in various switching applications, such as in motor drivers, relay circuits, digital logic circuits, switching diodes, and other digital circuit within a system.

Amplifier Mode

Another common use of the BC847CT,115 Transistor is in amplifier circuits. The BC847CT,115 is commonly used as an amplifier in audio and other amplifier circuits. The BC847CT,115 is used to amplify the signal coming from the source. It has low noise characteristics, which helps to reduce the distortion of the signal. It also has high gain, which makes it effective for use in amplifiers.

Low Frequency Oscillator Mode

The BC847CT,115 transistor can be used to create low frequency oscillators. The BC847CT,115 transistor works as a switch and it is connected in a short loop with a signal source. This creates the oscillator circuit which can be used to generate the signal. The frequency of the oscillations can be manipulated by changing the signal source or by adding resistors in the circuit.

Working Principle

The BC847CT,115 transistor is a type of a transistor known as a Bipolar Junction Transistor (BJT). The BJT consists of three pins which are called base, collector, and emitter. The base pin is used to control the flow of current. When the base voltage is applied, the current flows from the collector to the base, and from the base to the emitter. In the amplifier mode, the signal from the input source is amplified by the transistor and outputted at the collector. In the switching mode, the transistor is used to control the flow of the current. In the oscillator mode, the BJT is used to generate an oscillating signal with a frequency which can be tuned by changing the signal source or adding resistors in the circuit.

Conclusion

BC847CT,115 transistors are used in various applications due to its advantageous characteristics such as low cost, high power output, low power consumption, and fast turn on- off times. The BC847CT,115 can be used in switching, amplifier, and low frequency oscillator, with its working principle in BJT (Bipolar Junction Transistor). It is a reliable, low cost transistor and is considered one of the most commonly used transistors today.

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