数字隔离技术

值得信赖的安全性和数据完整性
ADI pairs deep domain and system-level design expertise with superior iCoupler digital isolation solutions.
2020数字隔离和接口技术选型指南
查看我们2020数字隔离和接口技术选型指南的最新版本,查找信号链和设计选项。
安全和监管审批信息
iCoupler 数字隔离产品系列已通过各种监管机构检测和认证,包括UL、CSA、VDE、TÜV、CQC、ATEX和IECEx。本表汇总了每个产品可达到的额定值,并包含实际安全认证副本链接。
利用 iCoupler®数字隔离解决方案增强保护
在数字化程度日益提高的现代工厂自动化、电动交通和先进医疗电子设备领域,ADI公司是电气与电子结合的专家。凭借广泛应用的连接和数字化技术,通过数字隔离技术保护人员、资产和数据免受高压影响,比以往更重要。
20年来,ADI公司不仅是全球领先企业之一,还一直走在数字隔离技术发展的前沿,推出iCoupler数字隔离IC和 µModule BGA数字隔离技术。我们深厚的领域知识和系统级设计经验,可与先进的数字隔离技术和解决方案的创新iCoupler产品系列相匹配。ADI iCoupler 提供出色的性能、可靠性和数据完整性。
探索ADI的数字隔离解决方案
隔离式数据
ADI 的 iCoupler数字隔离器可提供多达六个通道的灵活稳健解决方案。产品符合严格的安全标准,包括可使用我们本质安全、经认证的数字隔离器进行IS-IS隔离的能力。也可使用AEC Q100汽车认证版本。
- 标准数字隔离器
隔离式通信
ADI提供集成、紧凑、稳健和可靠的解决方案,解决客户的协议传输挑战。我们广泛的产品系列可提供的解决方案包括隔离式现场总线(RS-485接口、CAN和LVDS)以及外围通信(I2C、USB、SPI和RS-232接口)。
- 隔离式RS-485接口
- 隔离式控制器局域网(CAN)
- 隔离式LVDS
- I2C隔离器
- USB隔离器
- SPI隔离器
- 隔离式RS-232接口
隔离式电源转换
isoPower®芯片级变压器可简化设计,优化电源解决方案。通过μModule器件创建的解决方案可提供额外的辅助隔离电源。与传统光耦合器选项相比,隔离式放大器为电源工程师提供速度、温度和瞬态响应方面的升级。
- iso电源
- 隔离放大器
- 隔离式栅极驱动器
- 反激、正向和隔离式控制器
ADI iCoupler® 的优势
无缝集成,简单易用
凭借广泛的产品系列,简化系统设计,实现更快上市时间以及更低的整体系统成本。
高速与高压隔离
当数据与分辨率至关重要时,可支持处理器之间的高分辨率成像系统和高带宽链路。
确保数据完整性
数据保持完整——在恶劣的操作环境中保持完整和准时。这可让客户满足监管要求并缩短上市时间。
优质及可靠性,实现值得信赖的安全性
ADI是数字隔离技术领域的领先企业之一,提供优质全面的工程资源。我们全面认证的元件和解决方案值得信赖,让客户安心无忧。
在关键应用领域发挥价值

认识科学背后的科学家
ADI公司院士陈宝兴率先开发了数字隔离技术。他已撰写或合作撰写30余篇论文,拥有50项美国专利。了解陈宝兴院士有关如何在ADI和整个行业内彻底改变隔离技术的独特观点。
最新优势资源
视频
- 新 高工作电压5.7 kV rms隔离式CAN FD收发器
- 汽车电气化:续航距离更远,充电更快,效率更高
- ADI 公司:电池化成和测试能力
- 使用新的ADI isoPower+隔离数据进行修复从而解决EMI问题
- ADI:DPI测试:确定您的数字隔离器能够抵御噪声
技术文章
- iCoupler技术为AC/DC设计中的氮化镓(GaN)晶体管带来诸多优势
- 储能系统助推电动汽车快速充电基础设施建设
- 为工业4.0启用可靠的基于状态的有线监控——第2部分
- 液体测量—从水到血液
- 通过辐射发射测试: 如何避免采用复杂的EMI抑制技术 以实现紧凑、高性价比的隔离设计
模拟对话
- 选择最佳的振动传感器来进行风轮机状态监控
- 第1部分:用于电机控制的优化∑-∆调制电流测量
- 隔离式栅极驱动器揭秘
- 对太阳能和储能设施进行基本监测的iCoupler隔离式通信解决方案
- ADI公司测量工程“更上一层楼”的挑战
在线研讨会
- Short Circuit Protection for SiC with Isolated Gate Drivers
- 电动汽车(EV)实际上是由什么驱动?
- I2C解决您的双线式挑战
- ADI 创新的高性能隔离器解决方案
- 克服GaN功率放大器实施中的挑战
应用笔记
- AN-1572:按照IEC 61000-4-x和CISPR 11标准测试、采用AD4111、适合工业自动化应用的模拟输入设计 (Rev. 0) PDF
- AN-1535: ADuM4135 Gate Driver Performance Driving SiC Power Switches (Rev. 0) PDF
- AN-1458:具备自动方向控制功能的隔离式RS-485中继器 (Rev. 0) PDF
- AN-1468:航空电子应用中通信接口的防雷保护 (Rev. 0) PDF
- AN-1397: Using the ADM3065E 50 Mbps RS-485 Transceiver in EnDat Motor Control Encoder Applications (Rev. A) PDF
解决方案通报和手册
每月推荐
非常见问题
隔离技术
SortOrder | Part# | # of Channels | Device Primary Function | Interface Protocol | Data Rate (max) (bps) | Insulation Rating (V rms) | CMTI (min) (V/us) | Vs+ (min) (V) | Vs+ (max) (V) | Price (1000+) ($ US) |
---|---|---|---|---|---|---|---|---|---|---|
1 | ADUM7704 | 1 | Isolated ADC, Sigma Delta Modulator | - | - | - | 150k | 3 | 5.5 | $4.48 (ADUM7704-8BRIZ) |
2 | ADUM4221-2 | 2 | Isolated Gate Driver | - | - | 5k | 150k | 4.5 | 35 | $2.79 (ADUM4221-2ARIZ) |
3 | ADUM4221-1 | 2 | Isolated Gate Driver | - | - | 5k | 150k | 2.5 | 6.5 | $2.79 (ADUM4221-1ARIZ) |
4 | ADM2865E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 25M | 5.7k | 250k | 3 | 5.5 | $6.70 (ADM2865EBRNZ) |
5 | ADM2565E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 25M | 3k | 250k | 3 | 5.5 | $5.65 (ADM2565EBRNZ) |
6 | ADUM7702 | 1 | Isolated ADC, Sigma Delta Modulator | - | - | - | 150k | - | - | $4.10 (ADUM7702-8BRIZ) |
7 | ADUM4221 | 2 | Isolated Gate Driver | - | - | 5k | 150k | 2.5 | 6.5 | $2.79 (ADUM4221ARIZ) |
8 | ADM3058E | 1 | Isolated CAN FD | CAN, CAN FD, Isolated CAN, Isolated CAN FD | 12M | 5.7k | 50k | 1.7 | 5.5 | $1.85 (ADM3058EBRIZ) |
9 | ADM2867E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 25M | 5.7k | 250k | 3 | 5.5 | $6.99 (ADM2867EBRNZ) |
10 | ADM2863E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 500k | 5.7k | 250k | 3 | 5.5 | $6.65 (ADM2863EBRNZ) |
11 | ADM2861E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 500k | 5.7k | 250k | 3 | 5.5 | $6.33 (ADM2861EBRNZ) |
12 | ADM2763E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 500k | 5.7k | 250k | 3 | 5.5 | $2.49 (ADM2763EBRWZ) |
13 | ADM2761E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 500k | 5.7k | 250k | 3 | 5.5 | $2.38 (ADM2761EBRWZ) |
14 | ADM2563E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 500k | 3k | 250k | 3 | 5.5 | $5.60 (ADM2563EBRNZ) |
15 | ADM2561E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 500k | 3k | 250k | 3 | 5.5 | $5.28 (ADM2561EBRNZ) |
16 | ADM2463E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 500k | 5.7k | 250k | 3 | 5.5 | $2.35 (ADM2463EBRWZ) |
17 | ADM2461E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 500k | 5.7k | 250k | 3 | 5.5 | $2.25 (ADM2461EBRWZ) |
18 | ADM2567E | 1 | Digital Isolator | Isolated RS-422, Isolated RS-485, PROFIBUS | 25M | 3k | 250k | 3 | 5.5 | $5.96 (ADM2567EBRNZ) |
19 | ADUM6422A | 4 | Digital Isolator, Isolated DC-DC Converter | isoPower, Standard Digital Isolator | 150M | 5k | 75k | 1.7 | 5.5 | $5.15 (ADUM6422ABRNZ3) |
20 | ADP1032 | 2 | Digital Isolator, Isolated DC-DC Converter | isoPower, Standard Digital Isolator | 16.6M | 2.5k | 25k | 1.8 | 5.5 | $5.18 (ADP1032ACPZ-4-R7) |
21 | ADUM6421A | 4 | Digital Isolator, Isolated DC-DC Converter | isoPower, Standard Digital Isolator | 150M | 5k | 75k | 1.7 | 5.5 | $5.15 (ADUM6421ABRNZ3) |
22 | ADUM6420A | 4 | Digital Isolator, Isolated DC-DC Converter | isoPower, Standard Digital Isolator | 150M | 5k | 75k | 1.7 | 5.5 | $5.15 (ADUM6420ABRNZ3) |
23 | ADE1202 | 2 | Isolated ADC, Isolated Binary Input | Isolated SPI | - | - | 50k | 2.97 | 3.63 | $6.70 (ADE1202ACCZ) |
24 | ADE1201 | 1 | Isolated ADC, Isolated Binary Input | Isolated SPI | - | - | 50k | 2.97 | 3.63 | $4.98 (ADE1201ACCZ) |
25 | ADUM7703 | 1 | Isolated ADC, Sigma Delta Modulator | Isolated Serial | - | 5k | 150k | 3 | 5.5 | $4.29 (ADUM7703-8BRIZ) |
26 | ADP1031 | 3 | Digital Isolator, Isolated DC-DC Converter | Isolated SPI, isoPower, Standard Digital Isolator | 16.6M | 2.5k | 25k | 1.8 | 5.5 | $5.18 (ADP1031ACPZ-4) |
27 | ADN4656 | 2 | Digital Isolator | Isolated LVDS | 1.1G | 5k | 25k | 2.375 | 3.6 | $6.10 (ADN4656BRSZ) |
28 | ADUM7701 | 1 | Isolated ADC, Sigma Delta Modulator | Isolated Serial | - | 5k | 150k | 3 | 5.5 | $3.73 (ADUM7701-8BRIZ) |
29 | ADUM4137 | 1 | Isolated Gate Driver | - | - | 5k | 150k | 12 | 25 | $3.98 (ADUM4137WBRNZ) |
30 | ADUM4122 | 1 | Isolated Gate Driver | - | - | 5k | 150k | 3.3 | 6.5 | $2.53 (ADUM4122ARIZ) |
31 | LTM2810 | 3 | Digital Isolator | Isolated I2C, SPI Digital Isolator, Standard Digital Isolator | 20M | 7.5k | 50k | 1.62 | 5.5 | $8.95 (LTM2810CY-I#PBF) |
32 | ADUM4138 | 1 | Isolated Gate Driver | - | - | 5k | 150k | 6 | 25 | $3.77 (ADUM4138WBRNZ) |
33 | ADN4655 | 2 | Digital Isolator | Isolated LVDS | 1.1G | 5k | 25k | 2.375 | 3.6 | $6.10 (ADN4655BRSZ) |
34 | ADN4654![]() | 2 | Digital Isolator | Isolated LVDS | 1.1G | 5k | 25k | 2.375 | 3.6 | $6.10 (ADN4654BRSZ) |
35 | ADM3057E | 1 | Isolated CAN FD | CAN, CAN FD, Isolated CAN, Isolated CAN FD | 12M | 3k | 75k | 1.7 | 5.5 | $5.50 (ADM3057EBRWZ) |
36 | ADM3056E | 1 | Isolated CAN FD | CAN, CAN FD, Isolated CAN, Isolated CAN FD | 12M | 5.7k | 75k | 1.7 | 5.5 | $2.55 (ADM3056EBRIZ) |
37 | ADUM141ES | 4 | Digital Isolator | Standard Digital Isolator | 150M | 3.75k | 75k | 1.7 | 5.5 | - |
38 | ADM3050E | 1 | Isolated CAN FD | CAN, CAN FD, Isolated CAN, Isolated CAN FD | 12M | 5.7k | 75k | 1.7 | 5.5 | $1.90 (ADM3050EBRIZ) |
39 | ADUM6028 | 0 | Isolated DC-DC Converter | isoPower | - | 5k | - | 3 | 5.5 | $3.95 (ADUM6028-3BRIZ) |
40 | ADUM6020 | 0 | Isolated DC-DC Converter | isoPower | - | 5k | - | 3 | 5.5 | $3.85 (ADUM6020-3BRIZ) |
41 | ADUM5028 | 0 | Isolated DC-DC Converter | isoPower | - | 3k | - | 3 | 5.5 | $3.19 (ADUM5028-3BRIZ) |
42 | ADUM5020![]() | 0 | Isolated DC-DC Converter | isoPower | - | 3k | - | 3 | 5.5 | $3.09 (ADUM5020-3BRWZ) |
43 | ADM3055E![]() | 1 | Isolated CAN FD | CAN, CAN FD, Isolated CAN, Isolated CAN FD | 12M | 5k | 75k | 1.7 | 5.5 | $5.95 (ADM3055EBRIZ) |
44 | ADUM3190S | 1 | Isolation Amplifier | - | - | 2.5k | - | 3 | 20 | - |
45 | ADUM4120-1 | 1 | Isolated Gate Driver | - | 1M | 5k | 150k | 2.5 | 6.5 | $1.58 (ADUM4120-1ARIZ) |
46 | ADUM4120 | 1 | Isolated Gate Driver | - | 1M | 5k | 150k | 2.5 | 6.5 | $1.58 (ADUM4120ARIZ) |
47 | LTM9100 | 1 | Digital Isolator | Isolated I2C | 400k | 5k | 30k | 4.5 | 5.5 | $19.45 (LTM9100CY#PBF) |
48 | LTM2895 | 1 | Digital Isolator | Isolated SPI | 100M | 6k | 50k | 3 | 5.5 | $8.95 (LTM2895CY#PBF) |
49 | ADUM263N | 6 | Digital Isolator | Standard Digital Isolator | 150M | 5k | 75k | 1.7 | 5.5 | $2.21 (ADUM263N0BRIZ) |
50 | ADUM262N | 6 | Digital Isolator | Standard Digital Isolator | 150M | 5k | 75k | 1.7 | 5.5 | $2.21 (ADUM262N0BRIZ) |