The intrinsic layer of the PIN diode is a layer without doping, and as a result this increases the size of the depletion region - the region between the P and N layers where there are no majority carriers. This change in the structure gives the PIN diode its unique properties.
Be aware of possible complications. By weakening your immune system, HIV can leave you vulnerable to certain cancers and infections. These infections are called opportunistic because they take the opportunity to attack you when your immune system is weak.
Stage 1: Acute HIV infection. Within 2 to 4 weeks after infection with HIV, people may experience a flu-like illness, which may last for a few weeks. This is the bodyâs natural response to infection. When people have acute HIV infection, they have a large amount of virus in their blood and are very contagious.