ADUM3470

PRODUCTION

Isolated Switching Regulators (4/0 Channel Directionality)

Data Sheet (Rev. B) Product Selection Table

Part Models: 8
1ku List Price: Starting From $3.39

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Part Details

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
Automotive Qualified

Part Models: 8
1ku List Price: Starting From $3.39

Documentation

Data Sheet 1

ADuM3470/ADuM3471/ADuM3472/ADuM3473/ADuM3474: PWM Controller and Transformer Driver with Quad-Channel Isolators Data Sheet (Rev.B) 10/01/2010

User Guide 1

UG-197: iCoupler ADuM347x Quad-Channel Isolators with Integrated Transformer Driver 11/01/2010

Technical Articles 4

NAppkin Note: Lowering the Power of the ADuM524x 12/10/2010

Inside iCoupler^® Technology:ADuM347x PWM Controller and Transformer Driver with Quad-Channel Isolators Design Summary 12/10/2010

InsideiCoupler^® Technology: ADuM347x PWM Controller and Transformer Driver with Quad-Channel Isolators Design Summary 11/01/2010

Bipolar Power Solutions for Precision Test and Measurement Systems 07/01/2019

Informational 1

ADuM347x Family: PWM Controller and Transformer Drivers with Quad-Channel Isolators 05/19/2025

Safety and Regulatory Compliance 1

Safety and Regulatory Compliance Information 01/28/2016

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
ADUM3470ARSZ	20-Lead SSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
ADUM3470ARSZ-RL7	20-Lead SSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
ADUM3470CRSZ	20-Lead SSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
ADUM3470CRSZ-RL7	20-Lead SSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
ADUM3470WARSZ	20-Lead SSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
ADUM3470WARSZ-RL7	20-Lead SSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
ADUM3470WCRSZ	20-Lead SSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
ADUM3470WCRSZ-RL7	20-Lead SSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

May 8, 2014 - 14_0133 ADUM3470/71/72/73/74 Data Sheet Correction
		PCN14_0133_Form Material_Report
ADUM3470ARSZ	PRODUCTION
ADUM3470ARSZ-RL7	PRODUCTION
ADUM3470CRSZ	PRODUCTION
ADUM3470CRSZ-RL7	PRODUCTION
ADUM3470WARSZ	PRODUCTION
ADUM3470WARSZ-RL7	PRODUCTION
ADUM3470WCRSZ	PRODUCTION
ADUM3470WCRSZ-RL7	PRODUCTION
Feb 27, 2012 - 11_0066 Qualification of Alternate Fab Foundry Gold Plating Process Site for Isolation Products at ADI Limerick.
		PCN11_0066_Form Material_Report Qualification Plan Summary Flow Chart
ADUM3470ARSZ	PRODUCTION
ADUM3470ARSZ-RL7	PRODUCTION
ADUM3470CRSZ	PRODUCTION
ADUM3470CRSZ-RL7	PRODUCTION

This is the most up-to-date revision of the Data Sheet.

Evaluation Kits

schematic 1

EVAL-ADUM3471: Evaluation Board for the ADUM3470/3471/3472/3473/3474

Buy Now View Details

Features and Benefits

2 independent ADuM347x circuits including 2.5 kVrms isolated dc-to-dc converters
Single supply 5 V in to 5 V out (regulated) Reconfigurable to 5 V in to 3.3 V out or 3.3 V in to 3.3 V out
Double supply 5 V in to 15 V out (regulated) and 7.5 V out (unregulated) Reconfigurable to 5 V in to 12 V out (regulated) and 6 V out (unregulated)
4 isolated 25Mbps data channels per ADuM347x circuit
Footprints for Coilcraft and Halo transformer options
Multiple switching frequency options

Product Details

The EVAL-ADuM3471EBZ demonstrates two separate applications for the ADuM347x family of quad-channel digital isolators with integrated transformer drivers. It has two independent power supply circuits: a double supply and a single supply. The switching frequency can be set from 200 kHz to 1000 kHz. The board supports a variety of I/O configurations and multiple transformer options. It is equipped with two ADuM3471 isolators.

Resources

UG-197: iCoupler ADuM347x Quad-Channel Isolators with Integrated Transformer Driver
11/1/2010

Reference Designs

Isolated Multichannel Data Acquisition Simplified Circuit

Isolated, Multichannel Data Acquisition System with PGIA for Single-Ended and Differential Industrial Level Signals

View Detailed Reference Design

Features and Benefits

Multichannel Isolated Data Acquisition System
Industrial Signal Levels
18-bit, 2MSPS Conversion
750kHz Channel Switching Rate

Part Used

Design & Integration Tools

CN0385 Design & Support Files
1.53 M

CN-0393 Simplified Schematic Diagram

Bank Isolated, 2-Channel, 16-Bit, 500 kSPS, Simultaneous Sampling Signal Chain Featuring μModule Data Acquisition System

View Detailed Reference Design

Features and Benefits

2-channel, 16-bit 500kSPS simultaneous sampling
Bank isolated
Complete data acquisition system

Part Used

Design & Integration Tools

CN0393 Design & Integration Files
3.3 M

Videos

VIDEO Â· 2021-10-20

减少精密转换设计周期中的挑战

VIDEO Â· 2017-01-26 02:28

Reducing Challenges in the Precision Conversion Design Cycle

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