2DA1797-13 Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Transistor Type:	PNP
Current - Collector (Ic) (Max):	3A
Voltage - Collector Emitter Breakdown (Max):	50V
Vce Saturation (Max) @ Ib, Ic:	350mV @ 50mA, 1A
Current - Collector Cutoff (Max):	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce:	82 @ 500mA, 2V
Power - Max:	900mW
Frequency - Transition:	160MHz
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	TO-243AA
Supplier Device Package:	SOT-89-3
Base Part Number:	2DA1797

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The 2DA1797-13 is a transistor classified as a Bipolar Junction Transistor (BJT) of the single type. In the 2DA1797-13, two main semiconductor materials make up the transistor, known as the emitter and the collector. They are composed of two separate and distinct layers of semiconductor material with an additional base layer in between them. The construction of the 2DA1797-13 is such that it has a metal plate located between the two layers of semiconductor material and the base layer. The metal plate serves to separate the two layers of semiconductor material, allowing the electrons in the emitter to pass through the base layer while simultaneously blocking the flow of electrons from the collector. This is the basic design of the 2DA1797-13 and how it works. The 2DA1797-13 is primarily used in audio equipment, automotive electronics, and consumer electronics. In audio equipment, it can act as an amplifier to increase the volume of the sound. It is also used in automotive electronics, such as in the ignition system. And it is quite prevalent in consumer electronics applications as well, used to control the voltage and current in electronic devices. The underlying principle of operation for the 2DA1797-13 is known as the "Emitter-to-Collector" or "EC" principle. In this principle, the current flow from the base layer and through the collector will be controlled by the voltages applied to the emitter and the collector. This is done by varying the amount of current passing through the base layer, as the voltage applied to the base layer is varied, either intentionally or through the input of the two devices, resulting in the opening and closing of the Emitter - Collector junction. When the Emitter - Collector junction is open, current can flow freely from the emitter to the collector. On the other hand, when the Emitter - Collector junction is closed, the current flow is blocked, which effectively allows the collector to regulate the amount of current flowing through the device. The 2DA1797-13 also has the ability to quickly respond to changes in the applied voltage or current. This makes it ideal for use in switching applications or for the rapid regulation of current in audio equipment, automotive electronics, and consumer electronics. The 2DA1797-13 is a useful and versatile device that offers a wide range of applications, ranging from audio equipment, automotive electronics, and consumer electronics. With its ability to quickly respond to changes in voltage or current, as well as its simple design, the 2DA1797-13 is a great choice for any application where reliability and performance are key.

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