Motor Control
Analog Devices pioneered the development of highly integrated motor control solutions and offers a wide variety of amplifiers, iCoupler® digital isolators, voltage references, micro-processors, and power management products to meet any industrial design objective. By leveraging ADI’s unique combined expertise in analog and digital signal processing, industrial system engineers can design motor control solutions for the most demanding and varied industrial applications.
Application Notes
- AN-918 : Motionless Bandwidth Test for MEMS Sensors
(pdf, 62 kB)
- AN-876 : Replacing Nationals LM75 with the Analog Devices, Inc. ADT75
(pdf, 107 kB)
- AN-874 : Operating the ADG12xx Series of Parts with 5 V Supplies and the Impact on Performance
(pdf, 206 kB)
- AN-849 : Using Op Amps as Comparators
(pdf, 117 kB)
- AN-793 : ESD/Latch-Up Considerations with iCoupler® Isolation Products
(pdf, 246 kB)
- AN-727 : iCoupler® Isolation in RS-485 Applications
(pdf, 282 kB)
- AN-594 : Modifying the Input Voltage Range of the AD7663, AD7665 or AD7671 PulSAR 16-Bit ADCs
(pdf, 141 kB)
These ADCs handle other input voltage ranges not described in the data sheet.- PulSAR® Input Range Software (zip, 13056 kB)
(zip, 13,369,673 bytes)
- PulSAR® Input Range Software (zip, 13056 kB)
- AN-318 : AD7528 Dual 8-Bit CMOS Multiplying DAC
(pdf, 435 kB)
This Application Note details a myriad of circuit applications made possible by the multiplying characteristics and/or resistor ladder matching characteristics of the AD7528. - AN-138 : SPICE-Compatible Op Amp Macro-Models
(pdf, 838 kB)
- AN-117 : OP-42 Advanced SPICE Macro-Model
(pdf, 168 kB)
- AN-112 : AB-112: Single Resistor Controls Wien Bridge Oscillator Frequency
(pdf, 18 kB)
Frequency control can be added to the conventional Wien Bridge Circuit by adding an op amp inverter. - AN-111 : AB-111: Single-Supply Wien Bridge Oscillator
(pdf, 66 kB)
Wien Bridge Oscillators require only one op amp, important in battery-operation. This circuit operates from a single 9V battery. - AN-109 : AB-109: High Speed Precision Rectifier
(pdf, 24 kB)
The low offsets and excellent load driving capability of the OP-27 are key advantages in this precision rectifier circuit.
Ask the Experts
- Analog Devices, Inc. Application Engineering Department
For technical support and additional information, please contact our experienced applications engineers who are readily available to assist you.
Thank you.
Technical Articles
- Choosing an A/D Converter for Motor Control Apps
Designers must solve challenges associated with current and voltage monitoring, optical encoder feedback, and resolver-to-digital conversion (Electronic Products, 5/2004) - DDS Circuit Generates Precise PWM Waveforms
by Colm Slattery, Analog Devices, Inc. (EDN, 10/2/2003) - Digital PWM Controller and Current Estimator for a Low-Power Switching Converter
(pdf, 121 kB)
This paper describes design and implementation of a digital controller for an experimental low-power converter in a battery-powered system with power management. - Extraction of High Resolution Position Information from Sinusoidal Encoders
(pdf, 213 kB)
This paper compares the achievable performance levels with different interface techniques. All techniques are implemented on a common hardware platform. Each method is fully described and comparisons and trade-offs are made in terms of computational burden, achievable position bandwidth, the resolution of both the speed and position achievable as well as the sensitivity of each method to common transducer offset, gain, and phase errors. - Get Your Motor Running
(pdf, 58 kB)
An article printed in Electronic News, February 14, 2000, by Phil Davies of Analog Devices, Inc. The article discusses how DSPs enable new digitally controlled motors in applications ranging from home appliances, exercise equipment and various automobile applications. - High-Voltage Monitor Features High Accuracy
... Article is on page 3 of PDF.
(Electronic Design, Ideas for Design, 8/19/2002) - iCoupler™: Optokoppler abgehängt (German)
(pdf, 203 kB)
- iCoupler™: Remplacer un photocoupler rapide par un isolator logique micro-usiné (French)
(pdf, 1706 kB)
- Integrated Transformer-Coupled Isolation, by Ronn Kliger, (pdf, 544,768 bytes)
Copyright (c) 2003 IEEE. Reprinted from (IEEE Instrumentation & Measurement Magazine Volume: 6, Issue: 1, March 2003). This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of Analog Devices's products or services Internal or personal use of this material is permitted. - Isolated Analog I/O Designs Benefit from New Family of
- Isolation in Medical Applications
(pdf)
by Rich Ghiorse and Steve Ranta, Analog Devices, Inc. (Power Electronics-Europe, 7/2005) - Isolation with Waferscale Transformers
(pdf, 3623 kB)
By R. Kliger, B. Chen and J. Wynne, Analog Devices, Inc. (Reprinted with permission of Power Electronics Europe, Issue 6, 2003) - Making MEMS Accelerometers Work in Motion Control
By Joseph Bergeron and Mark Looney, Analog Devices, Inc.
Planet Analog, July 13, 2007 - Precision Programmable Current Sources Use Digital Pots
by Peter Khairolomour, Gary Leung, Alan Li, Analog Devices, Inc. (Design Brief, EDN, 3/31/2005) - Protecting Instrumentation Amplifiers
(pdf, 474 kB)
... All data acquisition board designs have to contend with ESD, EMI, and overvoltages. Can one solution protect the circuitry against all three hazards?
(First published in the April 2000 issue of Sensors Magazine) - Simple circuit provides precision ADC interface
(EDN, 08/21/03) - Single Chip DSP Motor Control Systems Catching on in Home Appliances
(pdf, 18 kB)
An article by David Krakauer of Analog Devices, reprinted from the October 2000 issue of Appliance Magazine. This article addresses how Embedded DSP motor control is revolutionizing the appliance industry, not only by delivering the highest levels of motor performance, but also by the method employed to deliver that high performance. - Single IC provides gains of 10 and –10
by Moshe Gerstenhaber and Charles Kitchin, Analog Devices, Inc. (EDN, 8/7/2003)