Features (integrated circuit): 1) Standard regulators 2) Low dropout regulators 3) Power supply control IC 4) Comparators 5) Op amplifiers 6) Timer 7) Audio power amplifiers 8) Telecommunication circuit 9) Motor control IC 10) Radio & cassette recorder circuit 11) Television circuit 12) Interface & driver circuit 13) Power factor control IC 14) Alarm/sound general IC 15) Leakage current detector Features (hall IC): 1) Voltage detect & system reset IC 2) Mouse & keyboard controller 3) Remote controller IC 4) Christmas lamp controller 5) Melody IC 6) Multiplexers / de multiplexers IC 7) Other Features (discrete): 1) Transistor 2) JFET 3) SCR 4) TRIAC