MAPPING YOUR MIND Microhenries 4th band: tolerance Amplifier 3rd band: multiplier Switch 2nd band: digit Functions 1st band: digit Coated with metal oxide Inductors Inductance MOSFETs Picofarads Gain Applications Electrical measurements 4th band: tolerance Source 3rd band: multiplier Three terminals Electrical machines' designing and operating 2st band: digit FETs 1st band: digit Base Electrotechnology Capacitors Collector Production, transformation, transmission, and use of electrical energy Capacitance Emitter Ohms Three terminals 4th band: tolerance BJTs 3rd band: multiplier Classification Different from 2nd band: digit NPN Controls flow of electricity at low voltage and transforms it into signals that carry information 1st band: digit PNP Resistors Structure Resistance Active electronic components Transistors Electronics 5th band: voltage Drain Indicate value of Colour coding 3.1 The basics of electronics Semiconductors Conduct electricity better than conductors and worse than insulators Passive electronic components Structure Silicon Doped with Phosphorus/Arsenic N-type Boron/Gallium P-type Applications Integrated circuits One-way switch Wires and electronic components built directly on a chip with pins Also called rectifiers Different from AC is changed into DC Advantages Diodes Resistors Oppose resistance to flow of current Protect circuits from damage Inductors Traditional circuits Smaller Cheaper More reliable Faster Classification Scale Integration (SI) Work according to electromagnetic induction SSI Block AC and allow only DC to flow LSI Capacitors/Condensers Store electrical energy temporarily Block DC and allow only AC to flow MSI VLSI ULSI