Overview
The ADUM2211TRIZ-RL is a 2-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This component combines high-speed CMOS and monolithic air core transformer technology to provide superior performance characteristics compared to traditional optocoupler devices. By eliminating the use of LEDs and photodiodes, the ADUM2211TRIZ-RL avoids common design difficulties associated with optocouplers, offering a reliable and efficient solution for digital isolation needs.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Output Rise/Fall Time | tR/tF | 10 ns (S Grade), 2.5 ns (T Grade) | ns | 10% to 90% | ||
| Common-Mode Transient Immunity | |CM| | 25 | 35 | kV/µs | VIx = VDDX, VCM = 1000 V, transient magnitude = 800 V | |
| Refresh Period | Tr | 1.6 | 1.8 | µs | ||
| Quiescent Input Supply Current | IDDI (Q) | 0.3 | 0.5 | mA | ||
| Quiescent Output Supply Current | IDDO (Q) | 0.3 | 0.5 | mA | ||
| Dynamic Input Supply Current | IDDI (D) | 0.10 | mA/Mbps | |||
| Dynamic Output Supply Current | IDDO (D) | 0.03 | mA/Mbps | |||
| Input-to-Output Resistance | RI-O | 10^12 | Ω | |||
| Input-to-Output Capacitance | CI-O | 2.2 | pF | f = 1 MHz |
Key Features
- High-Speed CMOS and Monolithic Air Core Transformer Technology: Provides superior performance and reliability compared to optocouplers.
- Low Power Consumption: Quiescent input and output supply currents as low as 0.3 mA and 0.5 mA, respectively.
- High Common-Mode Transient Immunity: Up to 35 kV/µs, ensuring robust operation in noisy environments.
- Reinforced Insulation: Meets safety standards such as CSA 60950-1-07, IEC 60950-1, and IEC 60601-1, with maximum working voltages up to 600 V rms.
- Compact Packaging: Available in SOIC packages with 16 leads, suitable for various applications requiring space efficiency.
Applications
- RS-232/RS-422/RS-485 Transceivers: Ideal for isolating communication interfaces in industrial and automotive systems.
- Hybrid Electric Vehicles and Battery Monitors: Ensures safe and reliable data transmission in high-voltage environments.
- Motor Drives: Provides isolation for control signals in motor drive systems, enhancing system reliability and safety.
- Industrial I/O and Automation: Suitable for isolating digital signals in industrial control systems and automation equipment.
Q & A
- What is the ADUM2211TRIZ-RL used for?
The ADUM2211TRIZ-RL is a 2-channel digital isolator used to isolate digital signals in various applications, including industrial control systems, automotive interfaces, and high-voltage environments.
- What technology does the ADUM2211TRIZ-RL use?
The ADUM2211TRIZ-RL uses Analog Devices' iCoupler® technology, which combines high-speed CMOS and monolithic air core transformer technology.
- What are the key benefits of using the ADUM2211TRIZ-RL over optocouplers?
The ADUM2211TRIZ-RL offers superior performance, lower power consumption, and higher reliability compared to optocouplers, and it avoids design difficulties associated with LEDs and photodiodes.
- What is the common-mode transient immunity of the ADUM2211TRIZ-RL?
The common-mode transient immunity is up to 35 kV/µs, ensuring robust operation in noisy environments.
- What are the quiescent supply currents for the ADUM2211TRIZ-RL?
The quiescent input supply current is 0.3 mA to 0.5 mA, and the quiescent output supply current is 0.3 mA to 0.5 mA.
- What safety standards does the ADUM2211TRIZ-RL meet?
The ADUM2211TRIZ-RL meets safety standards such as CSA 60950-1-07, IEC 60950-1, and IEC 60601-1, with maximum working voltages up to 600 V rms.
- What is the output rise/fall time for the ADUM2211TRIZ-RL?
The output rise/fall time is 10 ns for the S Grade and 2.5 ns for the T Grade, measured from 10% to 90%.
- What is the refresh period for the ADUM2211TRIZ-RL?
The refresh period is between 1.6 µs and 1.8 µs.
- What package type is the ADUM2211TRIZ-RL available in?
The ADUM2211TRIZ-RL is available in a SOIC package with 16 leads.
- Is the ADUM2211TRIZ-RL RoHS compliant?
Yes, the ADUM2211TRIZ-RL is RoHS compliant.
