The TDA1562 datasheet is high output power 70W /4 ohms Bridge-Tied-Load(BTL) class H and AB high efficiency power amplifiers in plastic power package TO-220 [...]
The IC-4046 is Phase-locked loop IC of CMOS digital (combined analog and digital chip).A Phase-locked loop(PLL) has a voltage-controlled oscillator(VCO).
We normally use this IC OP-Amp in voltage comparator circuit. Learn it more!
The LM324 circuit is high popular, in many circuit diagram,package of four (OP-AMP) The power is single-polarity positive- negative, very wide range. [...]