数字隔离器

利用iCoupler® 数字隔离器,设计人员可以摆脱光耦合器的成本、尺寸、功耗、性能和可靠性限制,在设计中实现出色的隔离性能。 目前已有10亿个以上的隔离通道投入应用。这些磁性隔离产品安全可靠且易于使用,是光耦合器的理想替代产品。

了解有关数字隔离器的优点,查看安全与合规性信息,使用参数搜索,观看培训视频在线研讨会。本网页提供有关数字隔离器的全方位资源,欢迎收藏。

Digital Isolators

 

Arrow Webcast

 

Circuit from the lab 已完成设计、测试,可供立即集成

产品选型表

  • 安全和法规认证

  • iCoupler® 系列数字隔离产品均经过安全测试(基本测试和强化测试),并通过多家监管机构认证。 查看合规性信息

Single Channel Standard Isolators

Part# # of Inputs Side 1# of Inputs Side 2Insulation Rating (kVrms)Max Data RateProp DelayPower Disipation per ChanMax Pos SupplyAutomotive QualifiedMax Operating Temp (°C)US-Price-1000-to-4999
ADUM1100Reference Circuit Available102.5KV rms100Mbps18ns1.12mW5.5V-125Deg $1.25
ADUM3100Reference Circuit Available102.5KV rms50Mbps28ns3.63mW5.5V-105Deg $1.25
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Dual Channel Standard Isolators

Part# # of Inputs Side 1# of Inputs Side 2Max Data RateInsulation Rating (kVrms)Prop DelayPower Disipation per ChanMax Pos SupplyAutomotive QualifiedMax Operating Temp (°C)US-Price-1000-to-4999
ADUM12002025Mbps2.5KV rms45ns1.65mW5.5VYes125Deg $0.98
ADUM1201Reference Circuit Available1125Mbps2.5KV rms45ns1.65mW5.5VYes125Deg $0.98
ADUM12102010Mbps2.5KV rms50ns1.65mW5.5V-105Deg $1.1
ADUM1240202Mbps3.75KV rms80ns19µW3.6V-125Deg $1.11
ADUM1241112Mbps3.75KV rms80ns19µW3.6V-125Deg $1.11
ADUM1245202Mbps3.75KV rms80ns19µW3.6V-125Deg $1.11
ADUM1246112Mbps3.75KV rms80ns19µW3.6V-125Deg $1.11
ADUM1280Reference Circuit Available20100Mbps3KV rms24ns6.9mW5.5VYes125Deg $0.88
ADUM128111100Mbps3KV rms24ns6.9mW5.5VYes125Deg $0.88
ADUM128520100Mbps3KV rms24ns6.9mW5.5VYes125Deg $0.88
ADUM128611100Mbps3KV rms24ns6.9mW5.5VYes125Deg $0.88
ADUM22002010Mbps5KV rms50ns3.3mW5.5VYes125Deg $1.45
ADUM22011110Mbps5KV rms50ns3.3mW5.5VYes125Deg $1.45
ADUM22102010Mbps5KV rms50ns3.3mW5.5VYes125Deg $1.23
ADUM22111110Mbps5KV rms50ns3.3mW5.5VYes125Deg $1.23
ADUM228020100Mbps5KV rms24ns6.9mW5.5V-125Deg $1.22
ADUM228111100Mbps5KV rms24ns6.9mW5.5V-125Deg $1.22
ADUM228520100Mbps5KV rms24ns6.9mW5.5V-125Deg $1.22
ADUM228611100Mbps5KV rms24ns6.9mW5.5V-125Deg $1.22
ADUM32002025Mbps2.5KV rms45ns3mW5.5VYes125Deg $0.98
ADUM32011125Mbps2.5KV rms45ns3mW5.5VYes125Deg $0.98
ADUM32102010Mbps2.5KV rms50ns3.3mW5.5VYes125Deg $0.98
ADUM32111110Mbps2.5KV rms50ns3.3mW5.5VYes125Deg $0.98
ADUM72402025Mbps1KV rms50ns5.94mW5.5V-105Deg $0.8
ADUM72411125Mbps1KV rms50ns5.94mW5.5V-105Deg $0.8
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Triple Channel Standard Isolators

Part# # of Inputs Side 1# of Inputs Side 2Insulation Rating (kVrms)Max Data RateProp DelayPower Disipation per ChanMax Pos SupplyMax Operating Temp (°C)Automotive QualifiedUS-Price-1000-to-4999
ADUM1300Reference Circuit Available302.5KV rms90Mbps32ns1.38mW5.5V125DegYes $1.25
ADUM1301Reference Circuit Available212.5KV rms90Mbps32ns1.38mW5.5V125DegYes $1.25
ADUM1310302.5KV rms10Mbps50ns2.13mW5.5V105Deg- $1.28
ADUM1311Reference Circuit Available212.5KV rms10Mbps50ns2.13mW5.5V105Deg- $1.28
ADUM3300302.5KV rms90Mbps32ns2.82mW5.5V105DegYes $1.49
ADUM3301212.5KV rms90Mbps32ns2.82mW5.5V105DegYes $1.49
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Quad Channel Standard Isolators

Part# # of Inputs Side 1# of Inputs Side 2Insulation Rating (kVrms)Max Data RateProp DelayPower Disipation per ChanMax Pos SupplyAutomotive QualifiedMax Operating Temp (°C)US-Price-1000-to-4999
ADUM1400Reference Circuit Available402.5KV rms90Mbps32ns1.35mW5.5VYes125Deg $1.7
ADUM1401Reference Circuit Available312.5KV rms90Mbps32ns1.35mW5.5VYes125Deg $1.7
ADUM1402Reference Circuit Available222.5KV rms90Mbps32ns1.35mW5.5VYes125Deg $1.7
ADUM1410402.5KV rms10Mbps50ns2.13mW5.5V-105Deg $1.7
ADUM1411312.5KV rms10Mbps50ns2.13mW5.5V-105Deg $1.7
ADUM1412222.5KV rms10Mbps50ns2.13mW5.5V-105Deg $1.7
ADUM1440402.5KV rms2Mbps80ns13µW3.6V-125Deg $1.98
ADUM1441312.5KV rms2Mbps80ns13µW3.6V-125Deg $1.98
ADUM1442222.5KV rms2Mbps80ns13µW3.6V-125Deg $1.98
ADUM1445402.5KV rms2Mbps80ns13µW3.6V-125Deg $1.98
ADUM1446312.5KV rms2Mbps80ns13µW3.6V-125Deg $1.98
ADUM1447222.5KV rms2Mbps80ns13µW3.6V-125Deg $1.98
ADUM2400405KV rms90Mbps32ns1.35mW5.5V-105Deg $2.78
ADUM2401315KV rms90Mbps32ns1.35mW5.5V-105Deg $2.78
ADUM2402225KV rms90Mbps32ns1.35mW5.5V-105Deg $2.78
ADUM3400402.5KV rms90Mbps32ns2.28mW5.5VYes105Deg $1.98
ADUM3401312.5KV rms90Mbps32ns2.28mW5.5VYes105Deg $1.98
ADUM3402222.5KV rms90Mbps32ns2.28mW5.5VYes105Deg $1.98
ADUM3440402.5KV rms150Mbps32ns4.95mW5.5V-105Deg $2.24
ADUM3441312.5KV rms150Mbps32ns4.95mW5.5V-105Deg $2.24
ADUM3442Reference Circuit Available222.5KV rms150Mbps32ns4.95mW5.5V-105Deg $2.24
ADUM3480403.75KV rms25Mbps25ns3.51mW5.5V-125Deg $1.6
ADUM3481313.75KV rms25Mbps33ns3.51mW5.5V-125Deg $1.6
ADUM3482Reference Circuit Available223.75KV rms25Mbps25ns3.51mW5.5V-125Deg $1.6
ADUM4400405KV rms90Mbps32ns2.28mW5.5VYes105Deg $2.78
ADUM4401315KV rms90Mbps32ns2.28mW5.5VYes105Deg $2.78
ADUM4402225KV rms90Mbps32ns2.28mW5.5VYes105Deg $2.78
ADUM7440401KV rms25Mbps56ns15.1mW5.5V-105Deg $1.5
ADUM7441311KV rms25Mbps56ns15.1mW5.5V-105Deg $1.5
ADUM7442221KV rms25Mbps56ns15.1mW5.5V-105Deg $1.5
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Five Channel Standard Isolators

Part# # of Inputs Side 1# of Inputs Side 2Insulation Rating (kVrms)Max Data RateProp DelayPower Disipation per ChanMax Pos SupplyAutomotive QualifiedMax Operating Temp (°C)US-Price-1000-to-4999Channels
ADUM1510502.5KV rms10Mbps50ns790µW5.5V-105Deg $4.545
ADUM7510501KV rms10Mbps40ns930µW5.5V-105Deg $2.215
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Six Channel Standard Isolators

Part# # of Inputs Side 1# of Inputs Side 2Insulation Rating (kVrms)Max Data RateProp DelayPower Disipation per ChanMax Pos SupplyAutomotive QualifiedMax Operating Temp (°C)US-Price-1000-to-4999
ADUM7640601KV rms25Mbps50ns5.25mW5.5V-105Deg $2.06
ADUM7641511KV rms25Mbps50ns5.25mW5.5V-105Deg $2.06
ADUM7642421KV rms25Mbps50ns5.25mW5.5V-105Deg $2.06
ADUM7643331KV rms25Mbps50ns5.25mW5.5V-105Deg $2.06
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isoPower

Part# # of Inputs Side 1# of Inputs Side 2Insulation Rating (kVrms)Max Data RateProp DelayIsolated Output Supply (mA)Isolated Output (V)minIsolated Output (V)maxMax Pos SupplyAutomotive QualifiedMax Operating Temp (°C)US-Price-1000-to-4999
ADM3260222.5KV rms1Mbps95ns30mA4.5V5.5V5.5V-105Deg $2.99
ADUM3070--2.5KV rms--500mA3.3V24V5.5V-105Deg $1.41
ADUM3470402.5KV rms25Mbps60ns400mA3.3V24V5.5VYes105Deg $2.88
ADUM3471Reference Circuit Available312.5KV rms25Mbps60ns400mA3.3V24V5.5VYes105Deg $2.88
ADUM3472222.5KV rms25Mbps60ns400mA3.3V24V5.5VYes105Deg $2.88
ADUM3473132.5KV rms25Mbps60ns400mA3.3V24V5.5VYes105Deg $2.88
ADUM3474042.5KV rms25Mbps60ns400mA3.3V24V5.5VYes105Deg $2.88
ADUM4070--5KV rms--400mA3.3V24V--105Deg $1.62
ADUM4470405KV rms25Mbps60ns400mA3.3V24V--105Deg $4.45
ADUM4471315KV rms25Mbps60ns400mA3.3V24V--105Deg $4.45
ADUM4472225KV rms25Mbps60ns400mA3.3V24V--105Deg $4.45
ADUM4473135KV rms25Mbps60ns400mA3.3V24V--105Deg $4.45
ADUM4474045KV rms25Mbps60ns400mA3.3V24V--105Deg $4.45
ADUM5000Reference Circuit Available--2.5KV rms--100mA3.3V5.5V5.5VYes105Deg $3.16
ADUM5010--2.5KV rms---3.3V5.5V--105Deg $1.54
ADUM5200202.5KV rms25Mbps60ns100mA3.3V5.5V5.5VYes105Deg $4.09
ADUM5201112.5KV rms25Mbps60ns100mA3.3V5.5V5.5VYes105Deg $4.09
ADUM5202022.5KV rms25Mbps60ns100mA3.3V5.5V5.5VYes105Deg $4.09
ADUM5210202.5KV rms100Mbps24ns-3V5.5V5.5V-105Deg $2.32
ADUM5211112.5KV rms100Mbps24ns-3V5.5V5.5V-105Deg $2.32
ADUM5212022.5KV rms100Mbps24ns-3V5.5V5.5V-105Deg $2.32
ADUM5240202.5KV rms1Mbps70ns10mA4.5V5.5V5.5V-105Deg $2.99
ADUM5241112.5KV rms1Mbps70ns10mA4.5V5.5V5.5V-105Deg $2.99
ADUM5242022.5KV rms1Mbps70ns10mA4.5V5.5V5.5V-105Deg $2.99
ADUM5400Reference Circuit Available402.5KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $5.06
ADUM5401Reference Circuit Available312.5KV rms25Mbps60ns100mA3.3V5.5V5.5VYes105Deg $5.06
ADUM5402Reference Circuit Available222.5KV rms25Mbps60ns100mA3.3V5.5V5.5VYes105Deg $5.06
ADUM5403132.5KV rms25Mbps60ns100mA3.3V5.5V5.5VYes105Deg $5.06
ADUM5404Reference Circuit Available042.5KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $5.06
ADUM6000Reference Circuit Available--5KV rms--100mA3.3V5.5V5.5V-105Deg $3.96
ADUM6010--3.75KV rms---3.3V5.5V--105Deg $2.24
ADUM6200205KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $5.12
ADUM6201115KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $5.12
ADUM6202025KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $5.12
ADUM6210203.75KV rms100Mbps24ns-3V5.5V5.5V-105Deg $3.36
ADUM6211113.75KV rms100Mbps24ns-3V5.5V5.5V-105Deg $3.36
ADUM6212023.75KV rms100Mbps24ns-3V5.5V5.5V-105Deg $3.36
ADUM6400405KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $6.33
ADUM6401315KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $6.33
ADUM6402225KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $6.33
ADUM6403135KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $6.33
ADUM6404045KV rms25Mbps60ns100mA3.3V5.5V5.5V-105Deg $6.33
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USB 2.0 Compatible

Part# Insulation Rating (kVrms)Max Data RateMax Operating Temp (°C)Min Pos SupplyMax Pos SupplyUS-Price-1000-to-4999
ADUM31602.5KV rms12Mbps105Deg4V5.5V $3.13
ADUM4160Reference Circuit Available5KV rms12Mbps105Deg3V5.5V $4.89
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Isolated Gate Drivers

Part# Insulation Rating (kVrms)Isolated Output Supply (mIsolated Output (V)minIsolated Output (V)maxInput LogicMax Operating Temp (°C)Automotive QualifiedUS-Price-1000-to-4999
ADUM12332.5KV rms-12V18VTTL105Deg- $1.38
ADUM12342.5KV rms-12V18VCMOS105Deg- $1.38
ADUM14201.6KV rms-12V18VTTL105Deg- **
ADUM32202.5KV rms-4.5V18VCMOS125DegYes $1.6
ADUM32212.5KV rms-4.5V18VCMOS125DegYes $1.6
ADUM32233KV rms-4.5V18VCMOS125DegYes $1.7
ADUM32243KV rms---CMOS-Yes $2.15
ADUM42235KV rms-4.5V18VCMOS125Deg- $2.03
ADUM52302.5KV rms10mA12V18VCMOS105Deg- $2.27
ADUM61323.7KV rms22mA12.5V17VCMOS85Deg- $2.12
ADUM72232.5KV rms-4.5V18VCMOS125Deg- $1.51
ADUM7234Reference Circuit Available1KV rms-12V18VCMOS105Deg- $1.4
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Isolated I2C Isolators

Part# Insulation Rating (kVrms)Max Data RateSerial ClockSerial DataMin Pos SupplyMax Pos SupplySupply CurrentMax Operating Temp (°C)Automotive QualifiedUS-Price-1000-to-4999
ADM32602.5KV rms1MbpsBidirectionalBidirectional3V5.5V9.5mA105Deg- $2.99
ADUM12502.5KV rms1MbpsBidirectionalBidirectional3V5.5V5mA105DegYes $2.2
ADUM12512.5KV rms1MbpsUnidirectionalBidirectional3V5.5V-105DegYes $2.2
ADUM22505KV rms1MbpsBidirectionalBidirectional3V5.5V-105Deg- $3
ADUM22515KV rms1MbpsUnidirectionalBidirectional3V5.5V-105Deg- $2.77
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Linear Isolators

Part# Insulation Rating (kVrms)-3dB BandwidthAccuracy (%)Vin min (V)Vin max (V)Vout (V p-p)maxVout (V p-p)minUS-Price-1000-to-4999
ADUM41905KV rms400KHz1%400mV1.5V5V p-p400mV p-p $1.2
ADUM31902.5KV rms400KHz1%400mV1.5V5V p-p400mV p-p $1.04
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CAN

Part# Insulation Rating (kVrms)Max Data RateHigh Volt Bus Side RegIntegrated Iso DC/DC ConvNumber of NodesUS Price 1000-4999
ADM30525KV rms1MbpsYesNo110 $3.5
ADM30532.5KV rms1MbpsNoYes110 $5.5
ADM30545KV rms1MbpsNoNo110 $2.1
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Isolated RS-485

Part# 中文数据手册Insulation Rating (kVrms)ESD Protection VDataRate RS-485Pwr Supply (Vnom)Integrated isoPowerIntegrated Transformer Dr# of Nodes On BusShutdown/DisableDriver/Receiver EnableFail SafeUS Price 1000-4999Protocols
ADM2682E
 
5KV rms15 kV16Mbps+3.3, +5Yes-256-YesOpen, Short $7.5Isolated RS-485, RS-422, RS-485
ADM2687E
 
5KV rms15 kV500Kbps+3.3, +5Yes-256-YesOpen, Short $6.5Isolated RS-485, RS-422, RS-485
ADM2481  2.5KV rms---500Kbps+3 to +5 & ISO +5----256NoYesOpen, Short $3.04Isolated RS-485
ADM2582E
 
2.5KV rms15 kV16Mbps+3.3, +5YesYes256NoYesOpen, Short $6.5Isolated RS-485, RS-422, RS-485
ADM2587E
 
2.5KV rms15 kV500Kbps+3.3, +5YesYes256NoYesOpen, Short $5.5Isolated RS-485, RS-422, RS-485
ADM2482E  2.5KV rms15 kV16Mbps+3 to +5 & ISO +3-Yes256NoYesOpen, Short $4.66Isolated RS-485
ADM2484E  5KV rms15 kV500Kbps+3 to +5 & ISO +3----256NoYesOpen, Short $3.04Isolated RS-485, RS-422, RS-485
ADM2487E  2.5KV rms15 kV500Kbps+3 to +5 & ISO +3-Yes256NoYesOpen, Short $3.64Isolated RS-485
ADM2491E  5KV rms8 kV16Mbps+3 to +5 & ISO +5----32NoYesOpen $4.76Isolated RS-485, RS-422
ADM2485Reference Circuit Available  2.5KV rms---16Mbps+3 to +5 & ISO +5-Yes50NoYesOpen $5.57Isolated RS-485
ADM2490E  5KV rms8 kV16Mbps+3 to +5 & ISO +5----32NoNoOpen $4.55Isolated RS-485, RS-422
ADM2483  2.5KV rms---500Kbps+3 to +5 & ISO +5----256NoYesOpen, Short $3.04Isolated RS-485
ADM2486  2.5KV rms---20Mbps+3 to +5 & ISO +5----50NoYesOpen $5.04Isolated RS-485
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Isolated RS-232

Part# 中文数据手册Min VccInsulation Rating (kVrms)Max Data RateESD Protection VShutdown/Disable#Tx# RxFeaturesIcc UnloadedUS Price 1000-4999
ADM3252E  3V2.5KV rms460Kbps15 kVNo22Isolation110mA $8.49
ADM3251E
 
4.5V2.5KV rms460Kbps15 kVNo11Isolation110mA $2.99
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带隔离的模数转换器

Part# 中文数据手册Resolution (Bits)Sample Rate# ChanOutput Data FormatPower DissUS-Price-1000-to-4999
AD7401AReference Circuit Available
 
1620MSPS1Ser105mW $3.15
AD7400AReference Circuit Available  1610MSPS1Ser95mW $3.05
AD7401  1620MSPS1Ser100mW $3.25
AD7400  1610MSPS1Ser90mW $3.15
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ENGINEERZONE支持社区: 最新接口和隔离讨论

新产品

  • ADUM3224- 3kV rms隔离式精密半桥驱动器,提供4A输出,可用于汽车应用

    ADuM3224/ADuM4224是4 A隔离式半桥栅极驱动器,采用ADI公司的iCoupler®技术,提供独立且隔离的高端和低端输出。ADuM3224能够提供3000 V rms隔离,采用窄体16引脚SOIC封装,ADuM4224则提供5000 V rms隔离,采用宽体16引脚SOIC封装。这些隔离器件将高速CMOS与单芯片变压器技术融为一体,具有优于脉冲变压器和栅极驱动器组合等替代器件的出色性能特征。

    ADuM3224/ADuM4224隔离器均提供两个独立的隔离通道。这些器件采用3.0 V至5.5 V电源电压工作,可与低压系统兼容。与采用高压电平转换方法的栅极驱动器相比,ADuM3224/ADuM4224的输入与各输出之间具有真电流隔离优势。相对于输入,各路输出的持续工作电压最高可达 更多Read more

    ADuM3224 框图
  • ADUM4224- 5kV rms隔离式精密半桥驱动器,提供4A输出,适合汽车应用

    ADuM3224/ADuM4224 是4 A隔离式半桥栅极驱动器,采用ADI公司的iCoupler®技术,提供独立且隔离的高端和低端输出。ADuM3224能够提供3000 V rms隔离,采用窄体16引脚SOIC封装,ADuM4224则提供5000 V rms隔离,采用宽体16引脚SOIC封装。 这些隔离器件将高速CMOS与单芯片变压器技术融为一体,具有优于脉冲变压器和栅极驱动器组合等替代器件的出色性能特征。

    ADuM3224/ADuM4224隔离器均提供两个独立的隔离通道。 这些器件采用3.0 V至5.5 V电源电压工作,可与低压系统兼容。 与采用高压电平转换方法的栅极驱动器相比,ADuM3224/ADuM4224的输入与各输出之间具有真电流隔离优势。 相对于 更多Read more

    ADuM4224 图
  • ADUM1240- 微功耗双通道数字隔离器,默认高电平(2/0通道方向性)

    ADuM1240/ADuM1241/ADuM1245/ADuM1246 是采用ADI公司iCoupler® 技术的微功耗双通道数字隔离器。 这些隔离器件将高速CMOS与单芯片空芯变压器技术融为一体,具有优于光耦合器件等替代器件的出色性能特征,而所需功率低于任何现有隔离产品。

    该系列四通道、3 kV数字隔离器件采用8引脚SOIC封装,工作电源电压低至2.5 V,具有最低的功耗,在数据速率相当(最高2 Mbps)的情况下,其功耗仅为同类隔离器的一小部分。 此外,所有型号均提供低 更多Read more

    ADuM1240 图
  • ADUM1245- 微功耗双通道数字隔离器,默认低电平(2/0通道方向性)

    ADuM1240/ADuM1241/ADuM1245/ADuM1246是采用ADI公司iCoupler® 技术的微功耗双通道数字隔离器。 这些隔离器件将高速CMOS与单芯片空芯变压器技术融为一体,具有优于光耦合器件等替代器件的出色性能特征,而所需功率低于任何现有隔离产品。

    该系列四通道、3 kV数字隔离器件采用8引脚SOIC封装,工作电源电压低至2.5 V,具有最低的功耗,在数据速率相当(最高2 Mbps)的情况下,其功耗仅为同类隔离器的一小部分。 此外,所有型号均提供低脉 更多Read more

    ADUM1245 图
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