2SA1797T100Q

2SA1797T100Q Application Field and Working Principle

The 2SA1797T100Q is a NPN bipolar transistor featuring low noise and excellent power dissipation. This type of transistor is commonly used in various industrial and consumer electronic applications such as motor control, medical equipment and audio/video devices. The 2SA1797T100Q is manufactured in an SOT23 package and provides optimal performance due to its controllable forward and reverse voltages. Additionally, this transistor can be used as a switching device, acting as a switch between two circuits when a current of specific parameters is applied.

Working Principle

Bipolar transistors such as the 2SA1797T100Q are three-terminal devices whose circuit symbol consists of an emitter, collector and base. The emitter and collector are two semiconductors—one is positively doped and the other is negatively doped. When current is sent through the base of the transistor, it amplifies the current running between the emitter and collector. This amplification is known as current gain or \'beta\'. The higher the current gain the greater the amplification. The 2SA1797T100Q is an N-type bipolar transistor and the current flowing between the base and the emitter is known as \'E-B current\'.

Features

The 2SA1797T100Q is a low-noise, high-power bipolar transistor. It has a minimal temperature-dependence which means it is less likely to be affected by sudden temperature changes. It also features very low thermal runaway, which means that the transistor will not be damaged by high temperatures caused by prolonged operation in high-power applications. Additionally, the on-resistance of this transistor is very low and the cutoff frequency is high. Furthermore, the 2SA1797T100Q handles up to 100mA of collector current and has maximum ratings of 250V collector-to-emitter voltage.

Applications

The 2SA1797T100Q is ideally suited for use in a variety of industrial, consumer and automotive applications. It is commonly used in motor control systems, audio/video devices, telecommunication equipment, and medical equipment. Furthermore, this type of transistor can also be used to drive current in LED displays, computers, and other electronic equipment. In addition, the 2SA1797T100Q is capable of performing logic functions, making it a suitable choice for logic gate circuits.

Conclusion

The 2SA1797T100Q is a low-noise, high-power NPN bipolar transistor featuring excellent power dissipation and thermal stability. This type of transistor is commonly used in a variety of industrial, consumer, and automotive applications due to its extremely low on-resistance and high cutoff frequency. In addition, the 2SA1797T100Q is capable of performing logic functions and is ideal for driving current in LED displays, computers, and other electronic equipment.