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I want to design a bidirectional DC motor ,
so use four transistors in the H bridge circuit.
I can understand the first circuit,
but for the second, I can't understand why input signal ,
eg: A, is connected to the same side of transistors?
What is the differences, which one I should choose?
1.
2.
so use four transistors in the H bridge circuit.
I can understand the first circuit,
but for the second, I can't understand why input signal ,
eg: A, is connected to the same side of transistors?
What is the differences, which one I should choose?
1.
2.