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DESPRE TEHNOLOGIE SI ELECTRONICA-DIY
Timp de citit: 7 minutePe langa notiunile de baza, explicam functionarea in detaliu a 10 tipuri de diode semiconductoare: Dioda de semnal mic (Small Signal Diode); Dioda de semnal mare (Large Signal Diode); Dioda Zener; Dioda LED (Light Emitting Diode); Dioda de curent constant; Dioda Schottky; Dioda Shockley; Dioda cu recuperare (Step Recovery Diode); Dioda Tunnel (Esaki); Dioda Varicap.
Timp de citit: 2 minuteIntr-un circuit electronic, curentul este controlat de curent. Circuitele electrice reprezinta conexiuni ale conductorilor electrici cu elemente de circuit, in cadrul carora are loc o deplasare uniforma de electroni. Circuitele electronice adauga o noua dimensiune circuitelor electrice, prin faptul ca deplasarea electronilor este controlata, intr-o oarecare masura, de un semnal electric aditional, fie sub forma de curent, fie sub forma de tensiune.