Application Notes (14)
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AN-1072: How to Successfully Apply Low Dropout Regulators
(pdf, 105 kB)
This application note reviews the basic LDO topology, explains key specifications, and shows the application of low dropout voltage regulators in systems. - AN-0971: Recommendations for Control of Radiated Emissions with isoPower Devices (pdf, 406 kB)
- AN-934: 60 dB Wide Dynamic Range, Low Frequency AGC Circuit Using a Single VGA (pdf, 317 kB)
- AN-913: Isolating I2C Interfaces (pdf, 280 kB)
- AN-900: Enhancing the Performance of Pedometers Using a Single Accelerometer (pdf, 208 kB)
- AN-835: Understanding High Speed ADC Testing and Evaluation (pdf, 985 kB)
- AN-825: Power Supply Considerations in iCoupler Isolation Products (pdf, 181 kB)
- AN-793: ESD/Latch-Up Considerations with iCoupler® Isolation Products (pdf, 246 kB)
- AN-770: iCoupler® Isolation in CAN Bus Applications (pdf, 234 kB)
- AN-740: iCoupler® Isolation in RS-232 Applications (pdf, 716 kB)
- AN-727: iCoupler® Isolation in RS-485 Applications (pdf, 282 kB)
- AN-602: Using the ADXL202 in Pedometer and Personal Navigation Applications (pdf, 81 kB)
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AN-349: Keys to Longer Life for CMOS
(pdf, 89 kB)
Here's How CMOS Can be Protected Against Abuse - AN-262: Low-Noise Low Drop-Out Regulator for Portable Equipment (pdf, 341 kB)
Circuit Note (4)
- CN-0031: Half-Duplex, Isolated RS-485 Interface (pdf, 88 kB)
- CN-0158: Universal Serial Bus (USB) Hub Isolator Circuit (pdf, 536 kB)
- CN-0159: Universal Serial Bus (USB) Cable Isolator Circuit (pdf, 381 kB)
- CN-0160: Universal Serial Bus (USB) Peripheral Isolator Circuit (pdf, 321 kB)
Technical Articles (18)
- Creepage Requirements for Medical Applications (pdf, 588 kB)
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Digital Isolation Offers Compact, Low-Cost Solutions to Challenging Design Problems
(Analog Dialogue, Vol. 40, December 2006) -
High Speed Digital Isolators Using Microscale On-Chip Transformers
(pdf, 2717 kB)
By Baoxing Chen, John Wynne, and Ronn Kliger -
iCoupler® Products with isoPower™ Technology: Signal and Power Transfer Across Isolation Barrier Using Microtransformers
(pdf, 1306 kB)
By Baoxing Chen -
Inside iCoupler® Technology:ADuM347x PWM Controller and Transformer Driver with Quad-Channel Isolators Design Summary
(pdf, 291 kB)
By Flow Zhao, Design Engineer -
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
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Isolating the USB in Medical Systems
New technology can directly isolate USB signal lines and thus provide designers with more flexibility.
(Medical DeviceLink.com, Fall 2009) -
Medical Devices Demand Stringent Isolation Techniques
(EDN, 9/28/2006) -
Micro-Transformers Provide Signal and Power Isolation for Hybrid Electric Vehicles
(pdf, 234 kB)
By Baoxing Chen, Sr. Staff Engineer, Analog Devices, Inc. -
Microtransformer Isolation Benefits Digital Control
by Dr. Baoxing Chen, Analog Devices, Inc. (Power Electronics Technology, October 2008) - MS-2425: The Future of Safety Isolation in Home Health Care Electronics (pdf, 185 kB)
- NAppkin Note: Breaking Ground Loops to Protect USB Data Transmission (pdf, 33 kB)
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NAppkin Note: Lowering the Power of the ADuM524x
(pdf, 223 kB)
By Mark Cantrell, Senior Applications Engineer -
Simplify USB Isolation in Medical Applications
This article discusses various ways of implementing isolation with USB. In particular, a new option, which allows simple, inexpensive isolation of peripheral devices—especially including the D+ and D– lines—increasing the usefulness of USB in medical and industrial applications.
(ECN, 3/31/2010) -
Simplifying Design of Industrial Process-Control Systems with PLC Evaluation Boards
PLC evaluation board applications for industrial process-control systems are diverse, ranging from simple traffic control to complex electrical power grids, from environmental control systems to oil-refinery process control.
(Industrial Control DesignLine, 8/24/09 - Part 1 and 9/3/09 - Part 1) -
Simplifying Design of Industrial Process-Control Systems with PLC Evaluation Boards (Part 1 of 2)
PLC evaluation board applications for industrial process-control systems are diverse, ranging from simple traffic control to complex electrical power grids, from environmental control systems to oil-refinery process control.
(Industrial Control DesignLine, 8/24/09) - The Fundamentals of LDO Design and Applications
Evaluation Kit Manuals (1)
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EVAL-ADP3330/ADP3331
(pdf, 296 kB)
3V, 200 mA anyCAP LDO Evaluation Board
ADIsim Design/Simulation Tools (2)
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ADIsimPower™ Voltage Regulator Design Tool
This expert design tool produces custom DC-DC converter designs in about a minute. The user enters 5 inputs and chooses to optimize for efficiency, PCB space, cost, or part count. Output is a complete schematic, BOM, efficiency plot, and performance summary. A PDF summary and a blank PCB is offered for each design to facilitate fast prototyping to verify the design. -
Download files for ADIsimPower™ Voltage Regulator Design Tool
The individual Excel-based voltage regulator design tools used in ADIsimPower™.
Data Sheets (3)
- ADP3330: High Accuracy Ultralow I(Q), 200 mA, SOT-23, anyCAP® Low Dropout Regulator Data Sheet (Rev A, 08/1999) (pdf, 137 kB)
- ADP3339: High-Accuracy Ultralow IQ, 1.5 A, anyCAP Low Dropout Regulator Data Sheet (Rev C, 08/2011) (pdf, 339 kB)
- ADuM4160: Full/Low Speed 5 kV USB Digital Isolator Data Sheet (Rev D, 03/2012) (pdf, 397 kB)
Design & Integration Files (1)
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CN0158 Design & Integration Files
(zip, 207 kB)
- Schematic
- Bill of Materials
- Gerber Files
- Assembly Drawing
Documentation (5)
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ADIsimPower™ Voltage Regulator Design Tool
This expert design tool produces custom DC-DC converter designs in about a minute. The user enters 5 inputs and chooses to optimize for efficiency, PCB space, cost, or part count. Output is a complete schematic, BOM, efficiency plot, and performance summary. A PDF summary and a blank PCB is offered for each design to facilitate fast prototyping to verify the design. -
EVAL-ADP3330/ADP3331
(pdf, 296 kB)
3V, 200 mA anyCAP LDO Evaluation Board - PLC DEMO SYSTEM
- UG-043: iCoupler ADuM4160/ADuM3160 USB Isolator Evaluation Board (pdf, 543 kB)
- UG-093: Evaluation Board User Guide for the Dual, Continuous Time Sigma-Delta Modulator (pdf, 1449 kB)
FAQs/RAQs (24)
- Are iCoupler products Pb-free?
- Can I replace an optocoupler with an iCoupler product in an existing design?
- Do iCoupler products have VDE certification for reinforced insulation?
- How do I learn about new iCoupler products?
- How is isolation specified?
- How much isolation can iCoupler products provide?
- What are common applications that use isolation?
- What are LDOs and how are they used?
- What are optocouplers? What is optical isolation?
- What are some of the distinguishing features of the iCoupler products?
- What are the benefits of iCoupler technology?
- What are the different types of iCoupler products?
- What are transient immunity and common-mode rejection?
- What communications protocols are supported by iCoupler products?
- What is capacitive isolation?
- What is iCoupler technology?
- What is isolation rating?
- What is isolation? Why is it needed?
- What is the difference between basic and double (or reinforced) insulation levels?
- What is the relationship between working voltage and isolation rating?
- What other parameters are important when considering an isolation device?
- What regulatory standards address isolation products?
- What types of technologies have been used to provide isolation?
- With which regulatory standards do iCoupler products comply?
IBIS Models (1)
Overview (8)
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2008 Medical Solution Profile
(pdf, 126 kB)
High Performance ICs for Medical Imaging, Patient Monitoring, and Instrumentation - Agilent/NVE GMR Isolators−Performance Comparison to Analog Devices iCoupler (pdf, 378 kB)
- iCoupler Digital Isolators Qualified for Automotive Applications
- iCoupler® USB Isolation - Industry's First Single Package Solution
- iCoupler® USB Isolation - Industry's First Single Package Solution
- isoPower® - Isolated dc-to-dc Power in the smallest Package
- Leading Inside Advertorials: Data and Power Isolation in One Package Provides Total Isolation Solution (pdf, 77 kB)
- USB Isolation Reference Circuits
Product Selection Guide (2)
Solutions Bulletins (2)
- ADI's anyCAP® LDO Family (March 2003) (pdf, 302 kB)
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Healthcare ICs
Healthcare ICs Solutions Bulletin, Volume 11, Issue 2
User Guides (2)
Videos (3)
- ADuM4160: First Single Package USB Isolation Solution
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ADuM4160: First Single Package USB Isolation Solution
The ADuM4160 is an integrated single chip USB isolator. It is designed to provide isolation in the D+/D- lines and works with existing USB ports. -
The Importance of Isolation in Healthcare Applications
Learn how iCoupler® digital isolators provide a simple solution for connecting patients to a peripheral monitor or PC in a safe and isolated manner.
Webcasts (1)
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Solving Isolation Challenges in Power Conversion Applications
This webcast will present solutions to isolation challenges in power conversion applications. Among the topics to be discussed are the limitations of traditional methods of isolation (such as utilization of optocouplers and pulse transformers) vs. more efficient and cost effective solutions that utilize digital isolators. If you are currently using optocouplers and pulse transformers, this is a webcast you should attend.
Analog Dialogue (4)
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Digital Isolation Offers Compact, Low-Cost Solutions to Challenging Design Problems
(Analog Dialogue, Vol. 40, December 2006) -
High-Performance Multichannel Power-Line Monitoring with Simultaneous-Sampling ADCs
By Colm Slattery, Analog Devices, Inc. (Analog Dialogue, Vol. 41, January 2007) -
iCoupler® Digital Isolators Protect RS-232, RS-485, and CAN Buses in Industrial, Instrumentation, and Computer Applications
(Analog Dialogue, Vol. 39, October 2005) -
PLC Evaluation Board Simplifies Design of Industrial Process Control Systems
(Analog Dialogue, Vol. 43, April 2009)
