2N3419S

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

2N3419S is a type of bipolar junction transistor (BJT), more specifically a single junction transistor. It is also known as a NPN type transistor. It is mainly used in applications such as switching, amplification, and signal processing. In addition, it can also be used as a negative resistance device.

Basically, the 2N3419S transistor is made up of two layers of p-doped semiconductor material and one layer of n-doped material. The n-layer is located closest to the base and the two p-layers form the collector and emitter. When the base voltage is increased, the current from the collector to the emitter increases and conventional current flows. This is known as forward biasing.

The working principle of the 2N3419S is based on the basic transistor theory. When a voltage is applied across the base and collector, current flows from the collector to the emitter. This current passes through a p-n junction diode, which acts as a current regulator. This regulates the current and allows it to be used as an amplifier by controlling the flow of current through the transistor.

To increase the current amplification, the 2N3419S is connected in an emitter-follower configuration. This configuration allows the transistor to act as a voltage amplifier and provides higher current gain than the common emitter configuration. It also has a higher bandwidth and lower input impedance than the common emitter connection.

The 2N3419S can also be used in circuits as an audio preamplifier, an oscillator, an inverter, and a voltage regulator. In addition, it can be used in power amplifiers and amplifiers for mobile phone and radio receivers. Its high current gain capability makes it suitable for automatic gain control systems, and its low input impedance makes it suitable for amplifying low voltage signals.

The 2N3419S is a very versatile and widely used transistor. It can be used for a variety of applications where a high current gain is required. Its high current gain and low input impedance make it an ideal choice for a variety of circuits. It is also relatively inexpensive and can easily be obtained from electronic parts suppliers.

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