I would start by googling for the chip part numbers near the stepper motor on your hard disk and build a driver from them. Stepper motor drive circuit the uc3717a is an improved version of the uc3717, used to switch drive the current in one winding of a bipolar stepper motor. Hard drive stepper motor with high speed spinup circuit. Hard drive circuit board replacement guide or how to swap. A system for driving a hard disk drive spindle motor is disclosed. Stroboscope zoetrope using arduino and a broken xbox 360 dvd drive. However with the integrated circuits available today bipolar motors can be driver with no more components than the unipolar motors. Brushless motor driver for disk drive motors 250114. Can i run a hard drive motor without additional drive. 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 run. I drive the brushless dc motor bldc without using any controller, only.
How to run an hdd spindle motor quietly and efficiently. Hard disk motor driver tda5144at breakout from sixty. Most of the hard drive pcb boards have a biosrom chip. This is the simple basic design of servo motor controller with pulse generator. Brushless dc motor drive circuit nxp semiconductors. Free energy permanent magnets motor,close to 25 kw,schematic diagram. Hello all, here i have tried to run the hard disk with ic 555 and ic 4017 and motor controller ic l293d.
Of course, this operation is just be used by the technicians who has the circuit repair knowledge. This means using the spinning center of the hard drive as part of the circuit, with blue painters tape in alternating patterns to. Brushless dc motor drive circuit tda5144 features fullwave commutation using pushpull drivers at the. Stepper motor driving university of texas at austin.
The circuit can be suitably modified to get pulses of sufficient length. One of the motors i had a hard drive motor had little sprung plunger contacts on the back, so i made a simple contact board for it. Introduction a stepper motor driver is a circuit or device that provides the necessary current and voltage to a stepper motor so that it has a smooth operation. Hard drives disk have highspeed lowprofile brushless motors that can be reused, called bldc. It also includes a voice ooil motor driver, reset and park facilities and an, philips sem iconductors prelim inary specification brushless dc motor and vcm drive circuit with, brushless dc motor and. You can use those differents componens at their own or use the controlling electronics provided by the hard disk drive electronics. Next chip is voice coil motor controller or vcm controller. The chip has a thermal pad underneath for heat removal i heatsinked this using a. From what i could gather from the web, they require a 3 phase drive. In a 4 pole, 2 phase brushless dc motor, a single hall sensor is used, which is embedded on the stator. Hard disk bldc moror driving circuit can be made but low cost cheap bldc controllers make it more cost effective to just purchase a. There may only be a combination of hard disks on the relevant port and no cdrom, dvddrive, cdburner or something similar.
I have tried to run salvaged hard disk motor using ic 555. Run, how to run hard disk drive hdd motor 3 phase or 4 phase. This article shows you how a modern hard disk drive or hdd is built. This has to be set to the correct position before the computer is. How to drive hard disk motor hard drive motor hdd motor driver running a hard drive motor easy hard drive motor hack. A hard disk drive often shortened as hard disk, hard drive, or hdd is a nonvolatile storage device that stores digitally encoded data on rapidly rotating rigid i. This fellow consumes the most of electircal power on pcb. Driver is a circuit that applies a voltage to any of the four stator coils. In this projet i reuse a bldc motor that i retrieved from an old hdd, the seagate st31722a. The main difference between a simple dc motor and a stepper motor is that. It is ideally suited as a drive circuit for hard disk drive spindle motor requiring powerful output stages. Brushless dc motor driver full project with circuit. I was thinking that the hard drive motor could be used for a little 3 phase generator, but then realized that it probably would have to be spun at quite a high rate of speed to get any watts out of it.
You can get information about the stepper motor and running machanism in. The circuit is of a threephase, sensorless motor driver with integrated power mosfets having drive current capability up to 680ma peak. So a proposed driver circuit might be composed of 4 halfbridges see hd drive. You may do so in any reasonable manner, but not in. Hard drive controller boards replacement is a solution to solve hard drive failures caused by pcb errors.
As the rotor rotates, the hall sensor senses the position and develops a high or low signal, depending on the pole of the magnet north or south. The driver circuit uses, four transistor sl100 to drive the motor windings, two not gates and one xor gate to decode the two bit control logic to drive the four windings of the motor. Its also possible to use the driver chips from the original hard disk pcb to get an idea of the sort of chips used, this site has a listing of various driver chips with links to datasheets, but they are usually much more complicated since they often combine both the spindle motor driver and the voice coil driver readwrite head into one package. Brushless hdd motor driver from 9v and painters tape. For the experiment, i simply followed the typical application circuit example see. Darlington transistor bdx53 in this circuit is prepared for the driver. You could, of course, try build your own brushless motor driver circuit but that is a project and a half by itself. A stepper motor is a type of dc motor that rotates in steps. The motor maximum speed is 4500 rpm 75 rotationsecond and the maximum power is reached during the seeki n g phase is about 6. Motor brake facility direction control input reset function.
Driver can be built with ic such as uln2003 pictured on the circuit diagram, four darlington transistors or four power transistors such as 2n3055. Ive seen many sensorless bldc motor driver controller modules and most of them are tailored especially for small applications such as cooling fan control. Us8316167b2 hard disk drive integrated circuit with. The uc3717a has been modified to supply higher winding current, more reliable thermal protection, and improved efficiency by providing inte. Dc to 3 phase inverter for hard drive motor all about. Hard drive spindle motor is a brushless motor with wye wiring with 4 connectors. The network interface module is configured to communicate with a network. Ka2811c 48qfph1414 ka2811c hdd spindle motor pc hdd circuit diagram cstm ssd1001 bandgap reference cross ssd2003 npnpnp dual. Main components on hard drive pcb circuit boards are. Find the common, then attach the other three to the speed.
And it has to be able to carry the current the motor takes. First of all, note that a common hard disc drive hdd spindle motor is in fact a. Sep 18, 2017 run, how to run hard disk drive hdd motor 3 phase or 4 phase. Drv10866 driver ic from texas instruments is used to drive a small threephase bldc motor m1. The selection of the desired hard disk is done with a rotary switch. Cpumain controller ic, motor control chip, cache chip, rombios chip, tvs diode, capacitance, resistance, crystal oscillator. Method and circuit for driving a hard disk drive spindle motor. Can someone help me with a simple circuit diagram or other information to get me going.
Run a hard drive brushless motor without driver youtube. Most hard drive circuit boards possess rom, nvram, or a controller chip that holds unique data required to access the hard drive system area. General description the tda5145 is a bipolar integrated circuit used to drive. Howto walz a hard drive spindle motor tutorials robotshop. In the process of optimizing a stepper motor drive system, an efficient utilization of the available winding space as well as a matching of driver and winding parameters are of great importance. Motor brake facility direction control input reset function transconductance amplifier for an external control transistor. Hard disk drives use brushless dc bldc motors which need special electronics to drive their coils.
This file is licensed under the creative commons attributionshare alike 3. The system comprises a spindle motor control circuit 120 and a spindle motor power circuit 220. A hard disk drive hdd, hard disk, hard drive, or fixed disk is an electromechanical 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. Best way to drive a spindle brushless motor from a hdd page 1 eevblog electronics community forum.
The platters are paired with magnetic heads, usually arranged on a moving actuator arm, which read and write data to the platter surfaces. Best way to drive a spindle brushless motor from a hdd. The chinese 5v12v bldc motor driver board for hard drive motor 34 wire. Below the circuit diagram allowing the rotation of the bldc motor. Burnt tvs diodes or motor controller ic can be repaired by using the same model chip or diodes. Bipolar produces more torque the torque of the stepper motor is proportonai l. A complete ecosystem is provided to support designin and shorten timetomarket.
I recovered a few hard disk drive motors, the 3 terminal version. The zip file includes a description with photos, wiring schematics, coreldraw and pdf versions of the encoder. Ive seen many sensorless bldc motor drivercontroller modules and most of them are tailored especially for small applications such as cooling fan control. Stepper motor controller driver circuit with circuit design. A servo is a small device that has an output shaft. Hard disk motor op arduino hard drive stepper motor hdd motor drive control how to power a hard drive motor hdd spindle motor. A system including a network interface module, a first processor, a hard disk control module, and a second processor. Here is a zip file with the pcb files, schematic, eagle files etc. Hard disk drive motor bldc driver propeller object. What are its main parts, how they look and what are these parts names and abbreviations. Basically hard disk drive has same basic elements as the floppy disk drive. Here i have tried to run the hard disk with ic 555 and ic 4017 and motor controller ic l293d the idea is simple.
Running a hard drive motor with an esc bldc hd motor. General description the tda5145ts is a bipolar integrated circuit used to drive 3phase brushless dc motors in fullwave mode. Buy hard drive pcb boards printed circuit boards on harddriveparts. This code provides a simple way to control a brushless spindle motor such as found in hard disk drives at rotational speeds up to 120 hz, with good stability, control, acceleration and torque. The extra circuit doesnt have to be complicated but it does have to be able to sequence the coils in the correct order and a the proper frequency for the speed you want it to run. The brushless dc motor driver circuit described here uses a drv10866 driver ic to drive a small bldc fan, without using any position sensors. Hard drive pcb components pcb circuit board is the power and data transmission carrier of a hard drive. Brushless dc motor driver full project with circuit available.
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. Hard disk motor op arduino hard drive stepper motor. The rotational speed of the drive motor control with. The first processor is configured to i communicate with the network interface module, and ii perform processing related to communication of a hard disk drive with the network via the network interface. Figure 2 compares integrated unipolar and bipolar devices.
If you want the adventure of building a controllerdriver circuit thats fine but if all you want to do is get the motor to spin id. It uses the cmos ic 7555 in the astable mode to generate pulses to drive the servo motor. Designing motor control applications becomes much easier with the outstanding performance, features and full support of stspin motor driver ics that make brushed dc, stepper and brushless motor control designs more efficient in a variety of applications in addition, stspin motor drivers can be easily evaluated. Diagram of hard disk drive manufacturer consolidation. Hard drive circuit board replacement guide or how to swap hdd pcb. Hard disk switch circuit diagram learning electronics. A bldc fans speed can be varied smoothly, without the usual steps associated with a normal ac fan. My question is, whether they are to be driven by a 3 phase pulse stream or a 3 phase clock.
567 84 415 777 585 583 145 1296 93 487 304 1574 113 1377 421 98 97 4 542 930 1613 1491 1324 133 1096 315 1100 553 769 456 253 168 67 1414 234 382