.. Capacitor P5699-ND 25V, electrolytic S1 Switch, on-off SPST, sub-miniature Fuse 750mA Slow Blow IC1 is a Linear, Audio Power Amp (10W) and was orginally designed for car radios by Toshiba. Several replacement types can be used, ...
.. battery packs up to 15 cells at 1.2V. Car NiCad Charger circuit Table 1 Part Description DigiKey # Notes IC1 TDA2003 , Au Amp Pwr Amp,10A, lin, 5-pin Q1 2N3055T , Transistor NPN, Power D1/D2 1N4002 , Diode 1N4002DICT-ND Gen purp rect diodes ...
.. Several replacement types can be used, like the ECG1288, NTE1288 and other substitutes will work fine. In this circuit, with S1 set in the 'boost' position, IC1 is used to form a squarewave oscillator, and by coupling this square wave to ...