As you might have noticed, your salvaged HDD BLDC motor has four connection leads instead of the said three wires A-B-C (often marked as U-V-W). Your 4-pin BLDC motor is jus… See more

In this session, I’ll explain how we can control an independent HDD BLDC motor effectively. To rotate a BLDC motor, we need to control the direction and timing of the current … See more

The pre-wired board looks like this. Frankly, I’m new to this kind of board. I’ve seen many sensorless BLDC motor driver/controller modules and most of them are tailore… See more

This session details the hardware implementation of the Chinese brushless dc motor driver board. The board uses a combination of a low drop out (LDO) fixed voltage reg… See more