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ADUM3471: Isolated Switching Regulators (3/1 Channel Directionality)
Product Status:Recommended for New Designs
Data
Sheet
Sheet
ADuM3471 Data Sheet Rev 0, 11/2010
(pdf 741kB)
- Product
DetailsFeatures, Specifications, Status, Price, Diagrams, Similar Products, Support
- Documentation
Data Sheet, Application Notes, Tutorials, User Guides, Quality, Lead-Free, Circuit Notes, Videos
- Evaluation Kits,
Symbols & FootprintsEvaluation Kits, Symbols & Footprints
- Product Recommendations
& Reference DesignsADI Recommends products to be used with this part, Reference Designs, Companion Products
Sample
& BuyPrice, Packaging, Availability, Disti Inventory, Sample, Purchase
Product Details
Product Status:Recommended for New Designs
myAnalogFEATURES and BENEFITS
- Isolated PWM Controller
- Integrated transformer driver
- Regulated adjustable output: 3.3 V to 24 V
- 2 W output power
- 70% efficiency at guaranteed load of 400 mA at 5.0 V output
- Quad dc-to-25 Mbps (NRZ) signal isolation channels
- 20-lead SSOP package
- High temperature operation: 105°C
- High common-mode transient immunity: >25 kV/μs
- 200 kHz to 1 MHz adjustable oscillator frequency
- Soft start function at power-up
- Pulse-by-pulse overcurrent protection
- Thermal shutdown
- 2500 V rms isolation
- Evaluation Board available
Functional Block Diagram for ADUM3471
Isolated Switching Regulators (3/1 Channel Directionality)
Functional Block Diagram for ADuM3471
Similar Products
Documentation
| Title | Content Type | File Type |
|---|---|---|
| ADuM3470/ADuM3471/ADuM3472/ADuM3473/ADuM3474: PWM Controller and Transformer Driver with Quad-Channel Isolators Preliminary Data Sheet (Rev 0, 11/2010) (pdf, 741 kB) | Data Sheets | |
| CN0278: Complete 4 mA to 20 mA HART Solution with Additional Voltage Output Capability (pdf, 442 kB) | Circuit Note | |
| CN-0254: Low Cost, 16-Bit, 250 kSPS, 8-Channel, Isolated Data Acquisition System (pdf, 258 kB) | Circuit Note | |
| CN-0233: 16-Bit Isolated Industrial Voltage and Current Output DAC with Isolated DC-to-DC Supplies (pdf, 197 kB) | Circuit Note | |
|
ADuM347x Isolated DC/DC Controller Overview
(Digi-Key Corporation) |
Videos | HTML |
|
ADuM347x: Quad-Channel Digital Isolator with PWM Controller
iCoupler® Digital Isolator by Analog Devices. The ADuM347x is the industry's first digital isolator with an integrated transformer driver and PWM (pulse-width-modulation) controller in a sigle package. |
Videos | HTML |
|
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. |
Webcasts | WEBCAST |
| UG-197: iCoupler ADuM347x Quad-Channel Isolators with Integrated Transformer Driver (pdf, 653 kB) | User Guides | |
|
Inside iCoupler® Technology: ADuM347x PWM Controller and Transformer Driver with Quad-Channel Isolators Design Summary
(pdf, 0)
By Flow Zhao, Design Engineer |
Technical Articles | |
|
Inside iCoupler® Technology:ADuM347x PWM Controller and Transformer Driver with Quad-Channel Isolators Design Summary
(pdf, 291 kB)
By Flow Zhao, Design Engineer |
Technical Articles | |
|
NAppkin Note: Lowering the Power of the ADuM524x
(pdf, 223 kB)
By Mark Cantrell, Senior Applications Engineer |
Technical Articles | |
| Digital Isolator Product Selection and Resource Guide (pdf, 640 kB) | Product Selection Guide | |
| ADuM347x Family: PWM Controller and Transformer Drivers with Quad-Channel Isolators | Overview | HTML |
| RAQs index | Rarely Asked Questions | HTML |
| Glossary of EE Terms | Glossary | HTML |
Evaluation Kits & Symbols & Footprints
Evaluation Boards & KitsView the Evaluation Boards and Kits page for documentation and purchasing
Symbols and Footprints— Analog Devices offers Symbols & Footprints which are compatible with a large set of today’s CAD systems for broader and easier support.
Product Recommendations & Reference Designs
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Updated 04/2013
CN0325:PLC/DCS Universal Analog Input Using Either 4 or 6 Pin Terminal Block
Benefits & Features
- PLC/DCS universal input module
- 4-pin or 6-pin terminal block
- Fully isolated
- 16-bit sigma-delta ADC
Products Used view all
Explore in Signal Chain Designer
HARDWARE
CN0325:PLC/DCS Universal Analog Input Using Either 4 or 6 Pin Terminal Block
Updated 04/2013
CN0321:Fully Isolated, Single Channel Voltage and 4 mA to 20 mA Output with HART
Benefits & Features
- Voltage and 4mA to 20mA output
- Fully isolated
- HART connectivity
Products Used
Explore in Signal Chain Designer
CN0321:Fully Isolated, Single Channel Voltage and 4 mA to 20 mA Output with HART
Updated 04/2012
CN0254:Low Cost, 16-Bit, 250 kSPS, 8-Channel, Isolated Data Acquisition System
Benefits & Features
- Precision conversion up to 8 channels
- Digital and power galvanic isolation
- Small board area
Products Used
Explore in Signal Chain Designer
CN0254:Low Cost, 16-Bit, 250 kSPS, 8-Channel, Isolated Data Acquisition System
Updated 10/2011
CN0233:16-Bit Isolated Industrial Voltage and Current Output DAC with Isolated DC-to-DC Supplies
Benefits & Features
- Industrial output DAC
- Isolated power and signals
- Compatible with +/- 10V and 4-20 mA control systems
Products Used
Explore in Signal Chain Designer
CN0233:16-Bit Isolated Industrial Voltage and Current Output DAC with Isolated DC-to-DC Supplies
Sample & Buy
Price, packaging, availability
ADUM3471 Model Options
The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
