DTA144TM3T5G Allicdata Electronics
Allicdata Part #:

DTA144TM3T5GOSTR-ND

Manufacturer Part#:

DTA144TM3T5G

Price: $ 0.04
Product Category:

Discrete Semiconductor Products

Manufacturer: ON Semiconductor
Short Description: TRANS PREBIAS PNP 260MW SOT723
More Detail: Pre-Biased Bipolar Transistor (BJT) PNP - Pre-Bias...
DataSheet: DTA144TM3T5G datasheetDTA144TM3T5G Datasheet/PDF
Quantity: 1000
8000 +: $ 0.03202
Stock 1000Can Ship Immediately
$ 0.04
Specifications
Series: --
Packaging: Tape & Reel (TR) 
Part Status: Active
Transistor Type: PNP - Pre-Biased
Current - Collector (Ic) (Max): 100mA
Voltage - Collector Emitter Breakdown (Max): 50V
Resistor - Base (R1): 47 kOhms
DC Current Gain (hFE) (Min) @ Ic, Vce: 120 @ 5mA, 10V
Vce Saturation (Max) @ Ib, Ic: 250mV @ 1mA, 10mA
Current - Collector Cutoff (Max): 500nA
Power - Max: 260mW
Mounting Type: Surface Mount
Package / Case: SOT-723
Supplier Device Package: SOT-723
Base Part Number: DTA144
Description

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DTA144TM3T5G is a single, pre-biased NPN silicon-based transistor. It is a popular choice among hobbyists and experienced engineers alike due to its reliable performance, reasonable cost, and wide variety of applications. In this article, we’ll discuss the application field and working principle of this versatile transistor.

Application Field

The DTA144TM3T5G is a widely prevalent transistor in the field of consumer electronics. It is commonly used in amplifiers, oscillators, receivers, and other active and analog components. It is especially well suited for audio amplifiers, electric motors, and power supplies as it is able to selectively switch heavy currents.

Further, the DTA144TM3T5G is widely utilized for military and aerospace applications due to its high thermodynamic efficiency and stable operation when exposed to extreme temperatures. Due to its mechanism and low power consumption, this transistor has also been adopted in automotive electrical systems as well.

Working Principle

The primary function of transistors is to regulate current, or in other words, amplify low-level signal currents. The input current is regulated by a small base current which controls the larger amount of current flowing from the collector to the emitter. The amount of base current determines the amount of total current output.

The DTA144TM3T5G transistor is an NPN type transistor with a pre-biased setup. That is to say, it is normally on, meaning that there is a constant current flowing between collector and emitter even without a base current. Therefore, a base current does not need to be applied in order to have a current flow from collector to emitter. Instead, the desired current can be adjusted by simply controlling the base current.

The transistor further functions by attributing the capacitor inside to influence the resistor, in turn, allowing the transistor to regulate the current. This setup helps to make the circuit stable when exposed to unusual electrical conditions. The capacitor and resistor allow the transistor to rectify small spikes in voltage, minimizing their effects and thus stabilizing the circuit.

Conclusion

In conclusion, the DTA144TM3T5G is an excellent choice when it comes to single pre-biased transistors. It is a reliable and affordable solution for applications requiring highly precise current regulation. It is well suited for commercial, military, and automotive applications and its capability of working in extreme temperatures make it an attractive investment.

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

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