DTB123EKFRAT146

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Transistor Type:	PNP - Pre-Biased + Diode
Current - Collector (Ic) (Max):	500mA
Resistor - Base (R1):	2.2 kOhms
Resistor - Emitter Base (R2):	2.2 kOhms
DC Current Gain (hFE) (Min) @ Ic, Vce:	39 @ 50mA, 5V
Vce Saturation (Max) @ Ib, Ic:	300mV @ 2.5mA, 50mA
Current - Collector Cutoff (Max):	--
Frequency - Transition:	200MHz
Power - Max:	200mW
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SMT3

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DTB123EKFRAT146, a Single Pre-Biased Bipolar Transistor

DTB123EKFRAT146 is a single pre-biased bipolar transistor, often referred to as BJT. It is one of the most commonly used transistors in the market today. This device is mostly used in applications requiring low noise and minimal distortion such as audio and radio frequency amplifiers, motors and actuators, solenoids and other applications.

Overview of the Device

The DTB123EKFRAT146 is a single-junction bipolar transistor, which means that it consists of a single P-N junction, made of an n-type layer with an n-type semiconductor material and a p-type layer with a p-type semiconductor material. It is usually made of silicon and has a total length and width of 0.5 and 0.25 microns, respectively. This device is available in a wide variety of packages and ratings that can suit a variety of needs.

Working Principle

As with any other bipolar transistor, the DTB123EKFRAT146 relies on two operation modes, the forward-biased and reverse-biased one. In the forward-biased mode, the voltage applied to the transistor’s base results in a larger voltage at the output. Additionally, in this mode, the collector-emitter junction is forward-biased, meaning that the current flows from collector to emitter, resulting in the amplification of the input signal. On the other hand, in reverse-biased mode, the voltage applied to the base does not have any influence on the voltage at the output, and the collector-emitter junction is reverse-biased, meaning that the current does not flow from collector to emitter, resulting in the blocking of input signal. The operation of the DTB123EKFRAT146 is not affected by the bias current and temperature, which means that it is suitable for applications requiring a stable and steady performance.

Application Field

The DTB123EKFRAT146 can be used in a wide variety of applications, including audio and radio frequency amplifiers, motors and actuators, solenoids and other applications. In audio and radio frequency amplifiers, the transistor can be used to amplify weak signals and increase their power output. Additionally, its high switching speeds make it suitable for high-frequency applications, such as TV tuners and receivers. In motors and actuators, the transistor can be used to control the speed and torque of motors, as it is able to switch quickly and accurately between working modes. This is especially useful in applications that require fast and accurate control of motors, such as drone devices.Lastly, in solenoids, the device can be used to regulate the electrical current that passes through, which makes it suitable for devices such as door locks and relays.

Conclusion

In conclusion, the DTB123EKFRAT146 is a single pre-biased bipolar transistor mainly used in audio and radio frequency amplifiers, motors and actuators, and solenoids. It is known for its high switching speeds and its ability to amplify weak signals. Lastly, it is unaffected by bias current and temperature, making it suitable for applications that require a stable and steady performance.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description