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Servo Circuit - (Circuit added 11/06) |
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Servo Control of a DC Brush Motor - Microchip Application Note Published 26-Aug-97
(app note added 2/06) |
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Several stepper Motor Control circuits - (electronic circuit added 4/05) |
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Simple µC acts as dedicated Motor control - 09/11/98 EDN-Design Ideas: (design
idea added 2/06) |
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Simple circuit allows long PWM soft starts - 02/01/07 EDN-Design Ideas: (design
idea added 05/07) Enhance timing accuracy of a switching regulator's
start-up ramp. |
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Simple Circuit Controls Stepper Motors - 01/08/04 EDN-Design Ideas: Stepper motors
are useful in many consumer, industrial, and military applications. Some, such as
personal-transportation systems, require precise speed control. Stepper-motor
controllers can be simple (Figure 1), but they require a variable-frequency square
wave.....(design idea added 1/05) |
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Simple DC Motor PWM speed control - ….(electronic schematic added 08/08) |
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Simple ESC - with optoisolated input (schematic added 11/06) |
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Simple servo Controller - This cicuit allows you to test a servo. The angle of the
servo can be set by means of the 10k potmeter. Perhaps you will not be able to reach
all positions with this circuit. Playing with other... |
Simple stepper Motor Controller - This design allows for very precise control of
the motor: by proper pulsing, it can be turned in very accurate steps of set degree
increments (for example, two-degree increments, half-degree increments, etc.). They
are used in printers, disk drives, and other devices where precise positioning of the
motor is necessary. There are two basic types of stepper motors, unipolar steppers and
bipolar steppers....(circuit added 07/08)
... |
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Simple temperature regulated FAN speed Controller - This regulator uses a P-FET to
change the positive supply voltage to a FAN an NTC resistor mounted on the device that
needs cooling will change the fan speed, the temperature on the heat sink will
therefore be constant, while the FAN speed will change, depending on power disipated
The RPM output signal from most FAN types will continue to function,....(schematic
added 05/08) |
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Simple Two Speed Contactor DC Motor Controller - The simplest of all motor
controllers (besides a straight on/off switch) is the contactor controller. Aaron
designed this contactor controller for use in his... |
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Single Phase Electronic Starter - Anovel Single-phase electronic starter circuit
meant for 0.5 HP and 1 HP motors, is presented. It incorporates both over-load
….Circuit / schematic (added 02/05) |
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Single-Phase Induction Motor Drive - (application / block diagram added 6/07) |
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Sinusoidal Control of PMSM Motors with DSPIC30F DSC - Microchip Application Note
Published 21-Dec-05 (app note added 2/06) |
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Six-transistor H-bridge - This is the six transistor "Tilden style" H-bridge;
while not as old as the original "basic H-bridge," this goes "way back," and is the
basis for many BEAM driver circuits (added 11/05) |
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Small Motor Speed Regulator - Reverse engineered circuit diagram of a motor speed
regulator out of a portable tape recorder containing a single motor for all functions.
This circuit works amazingly well, keeping the motor speed constant regardless of
shaft load and battery voltage. (added 2/05) |
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Smart Continuity Tester - (Tony van Roon's electronic design added 04/05/06) |
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Solar array Controller needs no multiplier to maximize power - 12/05/08 EDN-Design
Ideas: , Relying on the logarithmic behavior of transistor junctions to
calculate power, this controller operates a photovoltaic array at its maximum power
point.....(design idea added 08/09) |
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Solar Powered Motor runs on 10 nA - 03/18/04 EDN-Design Ideas: Designs for
solar-powered applications with low-duty-cycle requirements can often rely on
capacitors for energy storage in place of less reliable batteries. Typical
applications include solar positioning, telemetry transmitters, chemical pumps, data
loggers, and solar-powered toys.....(design idea added 10/05) |
Solarbotics NV-Based Circuit - uses a single IC (and it's a common one, too -the
74AC240) to give you motor drive in a single direction
(added 11/05) |
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SOT-23 Smbus Fan Speed Controller Extends Battery Life & Reduces Noise - DN238
Design Notes (Linear Technology) (app note added 1/06) |
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Speed Control - Digital Speed Control with aSwitching rate of 15KHz (circuit added
11/06) |
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Speed Control for RC Car - DC motor PWM controller that takes the1ms to2ms pulse
from the RC receiver and converts it into a PWM train at1Khz (added 5/02) |
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Speed Control of 3-Phase Induction Motor using PIC18 MicroControllers - Microchip
Application Note Published 2-Jul-02 (app note added 2/06) |
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Speed Control with Reverse - (Schematic added 11/06) |
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Speed Controller - There are many ways of producing a PWM wave form, it can be
done with PIC’s, 555 timers, Nand gates and schmitt triggers, but I’ve taken the easy
way out by using a custom made PWM motor controller (in kit form) and modifying it
(slightly). The kit in question is from Maplin part no (VF59P). B.... (circuit added
11/06) |
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Speed Controller for Robot - The purpose of a motor speed controller is to take a
signal representing the demanded speed, and to drive a motor at that speed. The
controller may or may not actually measure the speed of the motor. If it does, it is
called a Feedback Speed Controller or Closed Loop Speed Controller, if not it is
called an Open Loop Speed Controller.... (diagram added 11/06) |
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Speed Error in PWM Fan Control Systems TC646, TC647, TC649 - Microchip Application
Note Published 27-Jul-04 (app note added 2/06) |
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Step Motor Controller - This Application Note describes how to implement a compact
size and high-speed interrupt driven step motor controller. Step motors are typically
used in applications like camera zoom/film feeder, fax machines, printers, copying
machines, paper feeders/ sorters and disk drives. The high performance of the AVR
controller enables....(app note added 3/05) |
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Stepdown converter uses a ceramic output capacitor - 06/07/01 EDN-Design
Ideas:.....(design idea added 7/03) |
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Stepper Control - ….(circuit design added 07/08/09) |
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Stepper Motor Control using the PIC16F684 - Microchip Application Note Published
23-Feb-04 (app note added 2/06) |
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Stepper Motor Controller - Stepper motor driver that will allow you to precisely
control a unipolar stepper motor through your computer's parallel port. With a stepper
motor you can build a lot of interesting gadgets such as robots, elevator, PCB
drilling mill, camera panning system, automatic fish feeder, etc. If you have never
worked with stepper motors before you will surely have a lot of fun with this project.
….(electronic schematic added 11/08) |
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Stepper Motor Controller (Aaron Cake) - (electronic circuit added 4/05) |
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Stepper Motor Controller (interg) - There are many kind of stepper motors.
Unipolar type, Bipolar type, Single-phase type, Multi-phase type. Single-phase stepper
motor….(electronic circuit added 08/08/08). |
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Stepper Motor Controller Connection Diagrams - Four-Wire Connection The ULN2003 /
MC1413 is a 7-bit 50V 500mA TTL-input NPN darlington driver. This is more than
adequate to control a four phase unipolar stepper motor such as the KP4M4-001.
….(circuit design added 11/08) |
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Stepper Motor Drive - (application / block diagram added 6/07) |
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Stepper Motor Driver using L298 & L297 - (electronic circuit added 4/05) |
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Stepper Motor Driver using TEA3718/3717 - (electronic circuit added 4/05) |
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Stepper Motor Experiment - (electronic circuit added 7/03) |
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Stepper Motor Microstepping with PIC18C452 - Microchip Application Note Published
21-Mar-02 (app note added 2/06) |
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Stepper Motor motion Controller & driver fit into a CPLD/FPGA - 06/21/07
EDN-Design Ideas: A CPLD or FPGA can be a home for a stepper-motor motion controller
and driver.....(design idea added 9/08) |
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Stepper Motor Positioner - (electronic schematic / circuit added 4/02) |
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Stepping Motor Controller - Intelligent stepper motor controller with PIC16F84. It
can be controlled with PC that conncted with RS-232C. And it can also set up
acceleration value, maximum velocity and drive method. (added 10/05) |
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Stepping Motor Driver: Minimalist circuit uses one CMOS gate & is reversible -
Many floppy drives and some subminiature printers contain bipolar stepping motors that
draw very little current. The first circuit will drive small 5 volt steppers directly
but you can switch to a 407)0 chip and add output transistors to drive heaftier loads
at higher voltages. The circuit is not particularly susceptible to motor ....(added
2/05) |
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Stepping Motors Fundamentals - Microchip Application Note Published 23-Feb-04
(app note added 2/06) |
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Super Simple Stepper Motor Controller - (electronic circuit added 10/05) |
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Suppressing Acoustic Noise in PWM Fan Speed Control Systems - Microchip
Application Note Published 27-Jul-04 (app note added 2/06) |
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Switched reluctance Motor Drive - (application / block diagram added 6/07) |
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Switching regulator drives robot motor - 05/13/99 EDN-Design Ideas:.....(design
idea added 6/06) |
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System monitors multiple temperatures Controls Fan speed - 10/12/00 EDN-Design
Ideas:.....(design idea added 7/03) |
