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A circuit using four switching elements which allows power to be applied to a load in either direction. Often used for reversible motor control.

17 votes
2 answers
33k views

Calculate DC motor frequency

I am driving a DC motor with H-Bridge Mosfet using PWM. The problem is I don't know exactly which frequency should I use. 1- Do the DC Motors have a very specific frequency for their best performanc …
Mehrdad Kamelzadeh's user avatar
5 votes
4 answers
29k views

Build an H-Bridge Motor Driver with 4 N-Channel MOSFET

I have bought 4 N-Channel MOSFETs to build an H-Bridge Motor Driver. My Motor drive and my power supply voltage is 12v. My TTL logic voltage is 5v as I want to speed up/down the motor with uC PWM. Now …
Mehrdad Kamelzadeh's user avatar