цифровые устройства гальванической развязки

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цифровые устройства гальванической развязки

Изоляторы iCoupler® позволяют преодолеть ограничения, присущие оптопарам. Сочетание быстродействующих КМОП-схем с трансформаторами, выполненными на кристале (узнать больше), позволяет достичь великолепных показателей с точки зрения цены, размеров, производительности, энергопотребления, надёжности и простоты в применении. Поставляются цифровые изоляторы с различной скоростью передачи данных, конфигурацией каналов, ценой, что позволяет в каждом случае найти оптимальный вариант.

Рассылка обновлений цифровых изоляторов от Analog Devices - ежеквартальное письмо со всей информацией по новым изоляторам iCoupler®, включая генераторы импульсов, транстверы, многоканальные цифровые изоляторы, интегрированные изолированные isoPower™ DC/DC конверторы.

Полезные ссылки:

Overview: iCoupler family of products

Safety & Regulatory Compliance Information

iCoupler Frequently Asked Questions

Новые продукты

ADUM4160- Full/Low Speed USB Digital Isolator

ADUM4160: Full/Low Speed USB Digital Isolator

The ADuM41601 is a USB port isolator, based on Analog Devices, Inc., iCoupler® technology. Combining high speed CMOS and monolithic air core transformer technology, these isolation components provide outstanding performance characteristics and are easily integrated with low and full speed USB-compatible More

Технические описания Rev A, 09/2009 (pdf 397kB)
ADUM3211- Dual-Channel Digital Isolator, Enhanced System-Level ESD Reliability

ADUM3211: Dual-Channel Digital Isolator, Enhanced System-Level ESD Reliability

The ADuM321x¹ are dual-channel, digital isolators based on Analog Devices, Inc., iCoupler® technology. Combining high speed CMOS and monolithic transformer technology, this isolation component provides outstanding performance charac-teristics superior to alternatives such as optocoupler devices.

By avoiding the use of LEDs and photodiodes, iCoupler devices More

Технические описания Rev C, 09/2009 (pdf 634kB)
Получать уведомление о новинках

Safety and Regulatory Compliance

The iCoupler® family of digital isolation products have been safety tested (basic and reinforced) and approved by various regulatory agencies. View Compliance Information.

Application Notes

View all Digital Isolation Applications Notes.

isoPower®

isoPower, isolated power is a complete and fully integrated isolation solution for power transfer across an isolation barrier using micro-transformers. The iCoupler technology enables both signal and power to be integrated into a single package with isolation up to 5kV rms.

Quarterly eNewsletter

Analog Devices' Digital Isolation Update Quarterly eNewsletter provides information on the new iCoupler digital isolators and general iCoupler news.

RESOURCES & RELATED INFORMATION

Rarely Asked Questions (RAQs): The Long Term Stability of Precision Analog ICs, or How to Age Gracefully and Avoid Sudden Death (html)
Application Note (AN-0971): Recommendations for Control of Radiated Emissions with isoPower Devices (pdf)
Webinar On-Demand: Design Considerations for Industrial Instrumentation & Process Control Systems (html)
Webinar On-Demand: Designing Programmable Logic Controller 4-20mA and Voltage I/O Modules: Techniques and Solutions (html)
Webinar On-Demand: Isolating Power in Communication Bus and Gate Drive Applications (html)

Circuit Note (CN-0031): Half-Duplex, Isolated RS-485 Interface
Application Note (AN-913): Isolating I²C Interfaces (pdf)
Application Note (AN-825): Power Supply Considerations in iCoupler Isolation Products (pdf)
Application Note (AN-793): ESD/Latch-Up Considerations with iCoupler® Isolation Products (pdf)
Application Note (AN-770): iCoupler® Isolation in CAN Bus Applications (pdf)

Application Note (AN-740): iCoupler® Isolation in RS-232 Applications (pdf)
Application Note (AN-727): iCoupler® Isolation in RS-485 Applications (pdf)

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Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.
Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.
Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.
Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.
Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.
No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

Standard Digital Isolators

Use Up or Down Arrows in Heading to Sort in Ascending or Descending Order

Narrow Results by Entering Values in Numeric Fields or by Pull Down Selections

Part# Results: 39		# Ch	# of Inputs Side 1	# of Inputs Side 2	Insulation Rating (kVrms)	Max Data Rate(Mbps)	Max Prop Delay (ns)	Pos Supply	Max Operating Temp (°C)	Package	Price* (1000-4999)
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	ADUM1100	1	1	0	2.5	100	18	+3V to +5.5V	125	8-Lead SOIC	$1.63
	ADUM1200	2	2	0	2.5	25	45	+2.7V to +5.5V	125	8-Lead SOIC	$1.22
	ADUM1201	2	1	1	2.5	25	45	+2.7V to +5.5V	125	8-Lead SOIC	$1.22
	ADUM1210	2	2	0	2.5	10	50	+2.7V to +5.5V	105	8-Lead SOIC	$1.78
	ADUM1300	3	3	0	2.5	90	32	+2.7V to +5.5V	125	16-Lead SOIC	$1.63
	ADUM1301	3	2	1	2.5	90	32	+2.7V to +5.5V	125	16-Lead SOIC	$1.63
	ADUM1310	3	3	0	2.5	10	50	+2.7V to +5.5V	105	16-Lead SOIC	$1.35
	ADUM1311	3	2	1	2.5	10	50	+2.7V to +5.5V	105	16-Lead SOIC	$1.35
	ADUM1400	4	4	0	2.5	90	32	+2.7V to +5.5V	125	16-Lead SOIC	$2.17
	ADUM1401	4	3	1	2.5	90	32	+2.7V to +5.5V	125	16-Lead SOIC	$2.17
	ADUM1402	4	2	2	2.5	90	32	+2.7V to +5.5V	125	16-Lead SOIC	$2.17
	ADUM1410	4	4	0	2.5	10	50	+2.7V to +5.5V	105	16-Lead SOIC	$1.68
	ADUM1411	4	3	1	2.5	10	50	+2.7V to +5.5V	105	16-Lead SOIC	$1.68
	ADUM1412	4	2	2	2.5	10	50	+2.7V to +5.5V	105	16-Lead SOIC	$1.68
	ADUM1510	5	5	0	2.5	10	50	+4.5V to +5.5V	105	16-Lead SOIC	$4.54
	ADUM2200	2	2	0	5	10	50	+3V to +5.5V	105	16-Lead SOIC	$1.67
	ADUM2201	2	1	1	5	10	50	+3V to +5.5V	105	16-Lead SOIC	$1.66
	ADUM2400	4	4	0	5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$3.20
	ADUM2401	4	3	1	5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$3.20
	ADUM2402	4	2	2	5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$3.20
	ADUM3100	1	1	0	2.5	50	28	+3V to +5.5V	105	8-Lead SOIC	$1.71
	ADUM3200	2	2	0	2.5	25	45	+2.7V to +5.5V	105	8-Lead SOIC	$1.28
	ADUM3201	2	1	1	2.5	25	45	+2.7V to +5.5V	105	8-Lead SOIC	$1.28
	ADUM3210	2	2	0	2.5	10	50	+2.7V to +5.5V	125	8-Lead SOIC	$0.93
	ADUM3211	2	1	1	2.5	10	50	+2.7V to +5.5V	125	8-Lead SOIC	$0.93
	ADUM3300	3	3	0	2.5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$1.71
	ADUM3301	3	2	1	2.5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$1.71
	ADUM3400	4	4	0	2.5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$2.28
	ADUM3401	4	3	1	2.5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$2.28
	ADUM3402	4	2	2	2.5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$2.28
	ADUM3440	4	4	0	2.5	150	32	+3V to +5.5V	105	16-Lead SOIC	$3.53
	ADUM3441	4	3	1	2.5	150	32	+3V to +5.5V	105	16-Lead SOIC	$3.53
	ADUM3442	4	2	2	2.5	150	32	+3V to +5.5V	105	16-Lead SOIC	$3.53
	ADUM4400	4	4	0	5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$3.36
	ADUM4401	4	3	1	5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$3.36
	ADUM4402	4	2	2	5	90	32	+2.7V to +5.5V	105	16-Lead SOIC	$3.36
	ADUM7440	4	4	0	1	25	56	+3V to +5.5V	105	16-Lead QSOP	$1.50
	ADUM7441	4	3	1	1	25	56	+3V to +5.5V	105	16-Lead QSOP	$1.50
	ADUM7442	4	2	2	1	25	56	+3V to +5.5V	105	16-Lead QSOP	$1.50

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Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.
Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.
Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.
Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.
Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.
No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

Digital Isolators w/ isoPower

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Part# Results: 17		# Ch	# of Inputs Side 1	# of Inputs Side 2	Insulation Rating (kVrms)	Max Data Rate(Mbps)	Max Prop Delay (ns)	Isolated Output (V)min	Isolated Output (V)max	Isolated Output (mA)	Pos Supply	Max Operating Temp (°C)	Package	Price* (1000-4999)
Sort

	ADUM5000	0	-	-	2.5	-	-	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$3.16
	ADUM5200	2	2	0	2.5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$4.09
	ADUM5201	2	1	1	2.5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$4.09
	ADUM5202	2	0	2	2.5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$4.09
	ADUM5240	2	2	0	2.5	1	70	4.5	5.5	10	+2.7V to +5.5V	105	8-Lead SOIC	$2.99
	ADUM5241	2	1	1	2.5	1	70	4.5	5.5	10	+2.7V to +5.5V	105	8-Lead SOIC	$2.99
	ADUM5242	2	0	2	2.5	1	70	4.5	5.5	10	+2.7V to +5.5V	105	8-Lead SOIC	$2.99
	ADUM5400	4	4	0	2.5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$5.06
	ADUM5401	4	3	1	2.5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$5.06
	ADUM5402	4	2	2	2.5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$5.06
	ADUM5403	4	1	3	2.5	25	60	3.3	5.5	100	+3.5V to +5.5V	105	16-Lead SOIC	$5.06
	ADUM5404	4	0	4	2.5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$5.06
	ADUM6400	4	4	0	5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$6.33
	ADUM6401	4	3	1	5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$6.33
	ADUM6402	4	2	2	5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$6.33
	ADUM6403	4	1	3	5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$6.33
	ADUM6404	4	0	4	5	25	60	3.3	5.5	100	+3V to +5.5V	105	16-Lead SOIC	$6.33

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Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.
Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.
Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.
Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.
Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.
No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

USB 2.0 Compatible

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Part# Results: 1		Insulation Rating (kVrms)	Max Data Rate(Mbps)	Max Operating Temp (°C)	Pos Supply	Package	Price* (1000-4999)
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	ADUM4160	5	12	105	+3V to +5.5V	16-Lead SOIC	$4.89

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Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.
Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.
Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.
Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.
Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.
No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

Isolated Gate Drivers

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Part# Results: 5		# Ch	Insulation Rating (kVrms)	Isolated Output (V)min	Isolated Output (V)max	Isolated Output (mA)	Input Logic	Max Operating Temp (°C)	Package	Price* (1000-4999)
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	ADUM1233	2	2.5	12	18	-	TTL	105	16-Lead SOIC	$1.59
	ADUM1234	2	2.5	12	18	-	CMOS	105	16-Lead SOIC	$1.59
	ADUM1420	4	1.6	12	18	-	TTL	105	28-Lead SOIC	$2.32
	ADUM5230	2	2.5	12	18	15	CMOS	105	16-Lead SOIC	$2.27
	ADUM6132	1	3.7	12.5	17	22	CMOS	85	16-Lead SOIC	$2.12

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Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.
Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.
Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.
Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.
Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.
No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

Isolated I2C Digital Isolators

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Part# Results: 4		Insulation Rating (kVrms)	Serial Data	Serial Clock	Max Data Rate(Mbps)	Pos Supply	Max Operating Temp (°C)	Package	Price* (1000-4999)
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	ADUM1250	2.5	Bidirectional	Bidirectional	1	+3V to +5.5V	105	8-Lead SOIC	$2.42
	ADUM1251	2.5	Bidirectional	Unidirectional	1	+3V to +5.5V	105	8-Lead SOIC	$2.19
	ADUM2250	5	Bidirectional	Bidirectional	1	+3V to +5.5V	105	16-Lead SOIC	$3.00
	ADUM2251	5	Bidirectional	Unidirectional	1	+3V to +5.5V	105	16-Lead SOIC	$2.77

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Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.
Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.
Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.
Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.
Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.
No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

Isolated RS-485 Transceivers

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Part# Results: 8		Insulation Rating (kVrms)	Full Duplex	Half Duplex	Max Data Rate(Mbps)	Integrated Transformer	Pos Supply	Max Operating Temp (°C)	Package	Price* (1000-4999)
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Filter By Value
	ADM2482E	2.5	Yes	Yes	16	Yes	+3V to +5.5V	85	16-Lead SOIC	$4.66
	ADM2483	2.5	-	Yes	0.5	-	+2.7V to +5.5V	85	16-Lead SOIC	$3.04
	ADM2484E	5	Yes	Yes	0.5	-	+3V to +5.5V	85	16-Lead SOIC	$3.04
	ADM2485	2.5	-	Yes	16	Yes	+2.7V to +5.5V	85	16-Lead SOIC	$5.57
	ADM2486	2.5	-	Yes	20	-	+2.7V to +5.5V	85	16-Lead SOIC	$5.04
	ADM2487E	2.5	Yes	Yes	0.5	Yes	+3V to +5.5V	85	16-Lead SOIC	$3.64
	ADM2490E	5	Yes	-	16	-	+2.7V to +5.5V	105	16-Lead SOIC	$4.55
	ADM2491E	5	Yes	Yes	16	-	+3V to +5.5V	85	16-Lead SOIC	$4.76

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Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.
Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.
Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.
Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.
Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.
No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

Isolated RS-232

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Part# Results: 1		Min Pos Supply	Data Rate	Isolation Voltage	#Tx	# Rx	ESD-Protection	Low Pwr Shutdown	Available Packages	Price* (1000-4999)
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Filter By Value
	ADM3251E	+4.5	460kbps	2.5kV rms	1	1	15 kV	No	SOIC	$2.99

Sorted by Min Positive Supply V, then Data Rate

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Sort: Click on the arrows beneath the parameter on which you would like to sort, ascending and descending order.
Add/Remove Parameters: Click on the Add/Remove Parameters button. Select/deselect the checkbox of the parameter in the add/remove parameter pop up box. Click on "Update" for the table to redraw with new selection of parameters.
Filter: Enter the desired value to filter parameter(s) by, and click the "Update Results" button to update the table display.
Reset Table: Click "Reset Table" to clear all filters/sorts and restore table back to default view.
Quick Filters: When applicable, select a quick filter with preset parameters filtered to narrow the results returned.
No Parts Returned: Adjust the filters on your least critical selection parameters in order to broaden your search.

Isolated Sigma-Delta ADCs

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Part# Results: 4		Insulation Rating (kVrms)	Resolution (Bits)	Clock Rate (MHz)	Clock Source	Power (mW)	Pos Supply	Package	Price* (1000-4999)
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	AD7400	3.75	16	10	Internal	90	+4.5V to +5.5V	16-Lead SOIC	$4.05
	AD7400A	3.75	16	10	Internal	85	+4.5V to +5.5V	8-Lead SOIC	$4.00
	AD7401	3.75	16	18	External	90	+4.5V to +5.5V	16-Lead SOIC	$4.05
	AD7401A	3.75	16	20	External	85	+4.5V to +5.5V	16-Lead SOIC	$4.00

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