In this video, I've explained the basic connection and working of H Bridge Circuit using NPN and PNP Transistor. Here, I've used a DC Motor, two BD139 Transistor and two BD140 Transistor.
BD139 is NPN Transistor.
BD140 is NPN Transistor.


H bridge using Switch:
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Motor Driver IC L293D:
[ Ссылка ]


L293D motor driver with Arduino:
[ Ссылка ]


Required Components:

IC :
Transistor : BD139 and BD140
Resistors :1 KΩ
Miscellaneous : DC Motor



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