What are npn and pnp transistors

 

npn Transistor:

 

The npn transistor has a thin piece of p-type substance sandwiched between two pieces of n-type semiconductors.

 

pnp Transistor:

The pnp transistor has a thin piece of n-type substance sandwiched between two pieces of p-type semiconductors.

 

decide which screen diagonal will be more comfortable to use – 6 are popularand 7 “models, but there are also 10” options on the market. By the way, large books are convenient for viewing tables, and therefore those who read technical literature should take this into account when choosing a device. Additional functions of the readers are the ability to play music, which can be saved both in the built-in memory of the device and on memory cards that can be supported by these devices.