isoPower® technology with iCoupler®
Implement isolation in designs without the constraints found with optocouplers
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Analog Devices isoPower® technology utilizes proprietary iCoupler® chip scale transformers to integrate isolated dc-to-dc converts with data isolation into a single package. This enables designers to implement isolation in designs without the cost, size, power, performance, and reliability constraints found with optocouplers. With more than one billion channels shipped into the field, these magnetically isolated products are a safe, reliable and easy-to-use alternative to optocouplers.
Applications
- RS-232 transceivers
-
Power supply start-up bias and gate drives
- Isolated sensor interfaces
- Automotive on-board charger (OBC) and dc to dc
- Industrial programmable logic controllers (PLCs)
- Industrial automation and process control
- Instrumentation and data acquisition systems
- Data and power isolation
- iCoupler® chip scale transformer technology, optimized for low power and low radiated emissions
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Recommended For New Designs
ADP1034
3-Channel Isolated Micropower Management Unit with Seven Digital Isolators and Programmable Power Control
The ADP1034 includes four high speed serial peripheral interface (SPI) isolation channels and three general-purpose isolators for channel to channel applications where low power dissipation and small solution size are required.
Features
- Wide input supply voltage range: 4.5 V to 60 V
- Integrated flyback power switch
- Generates isolated, independent, resistor-programmable bipolar outputs and factory-programmable buck output
- VOUT1: 6 V to 28 V
- VOUT2: 5.0 V
- VOUT3: −24 V to −2 V
- 86% typical efficiency at 2.61 W output power
- Programmable power control pin (PPC_IN) for adjusting VOUT1 through serial command
Applications
- Industrial automation and process control
- Instrumentation and data acquisition systems
- Data and power isolation
Buy now ▶ | Data sheet ▶
ADP1032
Two-Channel, Isolated Micropower Management Unit with Seven Digital Isolators
The ADP1032 contains four high speed serial peripheral interface (SPI) isolation channels and three general-purpose isolators for channel to channel applications where low power dissipation and small solution size is required.
Features
- Wide input supply voltage range: 4.5 V to 60 V
- Integrated flyback power switch
- Generates two isolated, well regulated independent outputs
- VOUT1: 24 V or 6 V to 28 V
- VOUT2: 3.3 V, 5.0 V, or 5.15 V
Applications
- The digital isolators integrated in the ADP1032 use Analog Devices, Inc., iCoupler® chip scale transformer technology, optimized for low power and low radiated emissions
Buy now ▶ | Data sheet ▶
ADuM6422A
Quad-Channel Isolators with Integrated DC-to-DC Converter (2:2 directionality)
The ADuM6420A/ADuM6421A/ADuM6422A/ADuM6423A/ADuM6424A eliminate the need for a separate, isolated dc-to-dc converter in 500 mW, isolated designs. The iCoupler chip scale transformer technology is used for isolated logic signals and for the magnetic components of the dc-to-dc converter. The result is a small form factor, total isolation solution.
Features
- Wide input supply voltage range: 4.5 V to 60 V
- Integrated flyback power switch
- Generates two isolated, well regulated independent outputs
- VOUT1: 24 V or 6 V to 28 V
- VOUT2: 3.3 V, 5.0 V, or 5.15 V
Applications
- RS-232 transceivers
- Power supply start-up bias and gate drives
- Isolated sensor interfaces
- Automotive on-board charger (OBC) and dc to dc
- Industrial programmable logic controllers (PLCs)
Buy now ▶| Data sheet ▶
ADuM6420A
Quad-Channel Isolators with Integrated DC-to-DC Converter (4:0 directionality)
The ADuM6420A/ADuM6421A/ADuM6422A/ADuM6423A/ADuM6424A eliminate the need for a separate, isolated dc-to-dc converter in 500 mW, isolated designs. The iCoupler chip scale transformer technology is used for isolated logic signals and for the magnetic components of the dc-to-dc converter. The result is a small form factor, total isolation solution.
Features
- isoPower integrated, isolated dc-to-dc converter
- 100 mA output supply
- AEC-Q100 qualified for automotive applications
- ADuM6421AW
- Meets CISPR 32/EN55032 Class B emission limits up to 5 Mbps at a full load on a 2-layer PCB
- Quad dc to 100 Mbps signal isolation channels
- 28-lead, fine pitch, SOIC with 8.3 mm minimum creepage
- High temperature operation: 125°C maximum
- High common-mode transient immunity: 100 kV/μs
Applications
- RS-232 transceivers
- Power supply start-up bias and gate drives
- Isolated sensor interfaces
- Automotive on-board charger (OBC) and dc to dc
- Industrial programmable logic controllers (PLCs)
Buy now ▶ | Data sheet ▶
ADUM6421A
Quad-Channel Isolators with Integrated DC-to-DC Converter (3:1 directionality)
The ADuM6420A/ADuM6421A/ADuM6422A/ADuM6423A/ADuM6424A eliminate the need for a separate, isolated dc-to-dc converter in 500 mW, isolated designs. The iCoupler chip scale transformer technology is used for isolated logic signals and for the magnetic components of the dc-to-dc converter. The result is a small form factor, total isolation solution.
Features
- isoPower integrated, isolated dc-to-dc converter
- 100 mA output supply
- AEC-Q100 qualified for automotive applications
- ADuM6421AW
- Meets CISPR 32/EN55032 Class B emission limits up to 5 Mbps at a full load on a 2-layer PCB
- Quad dc to 100 Mbps signal isolation channels
- 28-lead, fine pitch, SOIC with 8.3 mm minimum creepage
- High temperature operation: 125°C maximum
- High common-mode transient immunity: 100 kV/μs
Applications
- RS-232 transceivers
- Power supply start-up bias and gate drives
- Isolated sensor interfaces
- Automotive on-board charger (OBC) and dc to dc
- Industrial programmable logic controllers (PLCs)
Buy now ▶ | Data sheet ▶
ADP1031
Three-Channel, Isolated Micropower Management Unit with Seven Digital Isolators
The ADP1031 contains four, high speed, serial peripheral interface (SPI) isolation channels and three general-purpose isolators for channel to channel applications where low power dissipation and small solution size is required.
Features
- Wide input supply voltage range: 4.5 V to 60 V
- Integrated flyback power switch
- Generates isolated, independent bipolar outputs and factory programmable buck output
- VOUT1: 21 V, 24 V or 6 V to 28 V
- VOUT2: 5.15 V, 5.0 V, or 3.3 V
- VOUT3: −24 V to −5 V
- Uses a 1:1 ratio transformer for simplified transformer design
- Peak current limiting and OVP for flyback, buck, and inverting regulators
- Precision enable input and power-good output
- Adjustable switching frequency via SYNC input
- Internal compensation and soft start control per regulator
- High speed, low propagation delay, SPI signal isolation channels
Applications
- Industrial automation and process control
- Instrumentation and data acquisition systems
- Data and power isolation
Buy now ▶ | Data sheet ▶
ADuM347x Family
PWM Controller and Transformer Drivers with Quad-Channel Isolators
The iCoupler chip-scale transformer technology is used to isolate the logic signals, and the integrated transformer driver with isolated secondary side control provides higher efficiency for the isolated dc-to-dc converter. The result is a small form factor, total isolation solution.
Features
- 70% efficiency at guaranteed load of 400 mA at 5.0V output
- Quad dc-to-25 Mbps (NRZ) signal isolation channels
- 20-lead SSOP package
- High temperature operation: 105°C
- High common-mode transient immunity: >25kV/µs
- Soft start function at power-up
- 2500 V rms isolation
Products
- ADuM3470: 4/0 Channel Configuration
- ADuM3471: 3/1 Channel Configuration
- ADuM3472: 2/2 Channel Configuration
- ADuM3473: 1/3 Channel Configuration
- ADuM3474: 0/4 Channel Configuration
Evaluate the ADuM347x Family.
The EVAL-ADuM3471EBZ demonstrates two separate applications for the ADuM347x family of quad-channel digital isolators with integrated transformer drivers.
Buy now ▶ | Data sheet ▶
Production
ADuM6028
Low Emission, 5 kV Isolated DC-to-DC Converters
The ADuM6020/ADuM6028 eliminate the need to design and build isolated dc-to-dc converters in applications up to 500 mW. The iCoupler chip scale transformer technology is used for the magnetic components of the dc-to-dc converter. The result is a small form factor, isolated solution.
Features
- isoPower integrated, isolated dc-to-dc converter
- 60 mA output current for ADuM6028
- AEC-Q100 qualified for automotive applications
- Meets CISPR22 Class B emissions limits at full load on a 2‑layer PCB
- 8-lead SOIC_IC package with 8.3 mm minimum creepage
- High temperature operation: 125°C maximum
Applications
- RS-485/RS-422/CAN transceiver power
- Power supply start-up bias and gate drives
- Isolated sensor interfaces
- Automotive on-board charger (OBC) and dc to dc
- Industrial PLCs
Buy now ▶ | Data sheet ▶
ADuM6020
Low Emission, 5 kV Isolated DC-to-DC Converters
The ADuM6020/ADuM6028 eliminate the need to design and build isolated dc-to-dc converters in applications up to 500 mW. The iCoupler chip scale transformer technology is used for the magnetic components of the dc-to-dc converter. The result is a small form factor, isolated solution.
Features
- isoPower integrated, isolated dc-to-dc converter
- 100 mA output current for ADuM6020
- AEC-Q100 qualified for automotive applications
- 16-lead SOIC_IC package with 8.3 mm minimum creepage
- High temperature operation: 125°C maximum
Applications
- RS-485/RS-422/CAN transceiver power
- Power supply start-up bias and gate drives
- Isolated sensor interfaces
- Automotive on-board charger (OBC) and dc to dc
- Industrial PLCs
Buy now ▶ | Data sheet ▶
ADuM5028
Low Emission Isolated DC to DC Converter
The ADuM5028 eliminates the need to design and build an isolated dc-to-dc converter in 300 mW applications.
Features
- isoPower integrated, isolated dc-to-dc converter
- 100 mA output current for ADuM5020
- 60 mA output current for ADuM5028
- Meets CISPR22 Class B emissions limits at full load on a 2-layer PCB
- 16-lead SOIC_W package with 7.8 mm minimum creepage
- 8-lead SOIC_IC package with 8.3 mm minimum creepage
- High temperature operation: 125°C maximum
Applications
- RS-485/RS-422/CAN transceiver power
- Power supply startup bias and gate drives
- Isolated sensor interfaces
Buy now ▶ | Data sheet ▶
ADuM5020
Low Emission 500 mW Isolated DC-to-DC Converter
The ADuM5020 eliminates the need to design and build an isolated dc-to-dc converter in 500 mW applications. The iCoupler chip scale transformer technology is used for the magnetic components of the dc-to-dc converter. The result is a small form factor, isolated solution.
Features
- isoPower integrated, isolated dc-to-dc converter
- 100 mA output current for ADuM5020
- 60 mA output current for ADuM5028
- Meets CISPR22 Class B emissions limits at full load on a 2-layer PCB
- 16-lead SOIC_W package with 7.8 mm minimum creepage
- 8-lead SOIC_IC package with 8.3 mm minimum creepage
- High temperature operation: 125°C maximum
Applications
- RS-485/RS-422/CAN transceiver power
- Power supply startup bias and gate drives
- Isolated sensor interfaces
- Industrial PLCs
Buy now ▶ | Data sheet ▶
ADuM5411
Robust 2.5 kV rms Quad-Channel Isolator with Integrated DC-to-DC Converter & 1 Reverse Channel
The ADuM5020 eliminates the need to design and build an isolated dc-to-dc converter in 500 mW applications. The iCoupler chip scale transformer technology is used for the magnetic components of the dc-to-dc converter. The result is a small form factor, isolated solution.
Features
- High common-mode transient immunity: 100 kV/μs
- Safety and regulatory approvals
- UL recognition (pending)– 2500 V rms for 1 minute per UL 1577
- CSA Component Acceptance Notice 5A (pending)
- VDE certificate of conformity (pending)– DIN V VDE V 0884-10 (VDE V 0884-10):2006-12 – VIORM = 565 V peak
Applications
- RS-232 transceivers
- Power supply startup bias and gate drives
- Isolated sensor interfaces
- Industrial PLCs