Samsung harddisk motor comes with 4 wires and seagate harddisk motor comes with 3 wires. In the instance of cd rom or dvd rom motors its not unusual for them to include a hall effect sensor such that the rpm may be accurately monitored and controlled as is required for each of these two applications.
1 3 2 Brushless Dc Motor Nidec Corporation
Hard disk drive motor 4 wire connection diagram. Running a hard drive motor with an rc speed controller. Pls tell me how to run them. You can use the original pcb that comes on the hard drive to power the motor. A hard disk drive hdd hard disk hard drive or fixed disk is an electro mechanical data storage device that uses magnetic storage to store and retrieve digital data using one or more rigid rapidly rotating platters coated with magnetic material. The pre wired board looks like this. Requirement 1 nos salvaged hard disk motor 1 nos 555 ic 1 nos 4017 ic 1 nos l293d ic 4 5 nos leds.
Hello all here i have tried to run the hard disk with ic 555 and ic 4017 and motor controller ic l293d the idea is simple hard disk motor requires 3 shifted pulses to runyou can get information about the stepper motor and running machanism in some other article of instructible. Endgroup andrejako apr 19 13 at 1503. Generally speaking these motors are 3 phase dc and have 3 wires. The platters are paired with magnetic heads usually arranged on a moving actuator arm which read and write data to the platter surfaces. Now to the lazy mans slapdash jump. If i give a voltage to any of those pin the motor just jerks.
The driver board can be used to drive both 3 wire and 4 wire three phase brushless dc motors. Besides it does have some nifty options like motor speed and direction control. Some hard drive pcbs will allow the motor to spin continually and some will stop after a certain amount of time. Hard drive spindle motor is a brushless motor with wye wiring with 4 connectors. How to connect 4 wire hard disk motor in esc electronic speed controller 4 wire hdd motor and finding common wire some hard disk motor have 3 wire central wire is common hard disk motor run on. Hi every one i m need to use hard disk spindle motor for my proj bcos it gives constant high rpm like 5400 or 7200rpm.
The chinese 5v 12v bldc motor driver board for hard drive motor 34 wire. You will have to run a couple of wires to ground on some hard drive to trick the pcb in keeping the motor running. Find the common then attach the other three to the speed. Unlike floppy drives where motor commands are directly send over the ide cable on hard disk drives the drives controller is expected to calculate cluster position and actuate the motor. In this projet i re use a bldc motor that i retrieved from an old hdd the seagate st31722aits a 35 inch hdd and 17gb of storage capacity. The motor maximum speed is 4500 rpm 75 rotationsecond and the maximum power is reached during the seeki n g phase is about 64w.
Is it possible to use normal power transisotr to drive those motors. Hard drives disk have high speed low profile brushless motors that can be re used called bldc. Begingroup you cant easily control the hdd motor via ide cable. I have some dumb harddisk.
Gallery of Hard Disk Drive Motor 4 Wire Connection Diagram
