Overview
The ADUM1411ARWZ-RL is a quad-channel digital isolator produced by Analog Devices, Inc. This component is designed to provide reliable and high-speed digital signal isolation, making it suitable for a wide range of applications that require galvanic isolation between two power domains. The ADUM1411ARWZ-RL utilizes Analog Devices' iCoupler® technology, which combines high-speed CMOS and monolithic air core transformer technologies to offer superior performance compared to traditional optocouplers. This technology eliminates common issues associated with optocouplers, such as uncertain current transfer ratios and nonlinear transfer functions, ensuring stable and reliable performance.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Number of Channels | 4 | - | Unidirectional |
| Isolation Voltage | 3750 | Vrms | - |
| Common Mode Transient Immunity | 25 kV/μs | - | - |
| Data Rate | 1 Mbps | - | - |
| Supply Voltage | 2.7 V to 5.5 V | - | - |
| Operating Temperature Range | -40°C to 105°C | - | - |
| Propagation Delay | 100 ns (max) | - | - |
| Pulse Width Distortion | 40 ns (max) | - | - |
| Rise/Fall Time | 2.5 ns (typ) | - | - |
| Package Type | 16-SOIC | - | - |
| RoHS Compliance | Yes | - | - |
Key Features
- Reliable Magnetic Coupling Isolation: Utilizes iCoupler technology to provide robust and reliable isolation without the use of LEDs and photodiodes.
- High Voltage Isolation: Offers 3750 Vrms of isolation voltage, ensuring safety and reducing noise interference.
- High-Speed Digital Transmission: Supports data rates up to 1 Mbps, making it suitable for high-speed applications.
- Wide Temperature Range: Operates from -40°C to 105°C, making it suitable for harsh industrial environments.
- Low Power Consumption: Features low power operation with supply currents as low as 1.3 mA per channel at 0 Mbps to 2 Mbps.
- High Common Mode Transient Immunity: Provides immunity to common mode transients up to 25 kV/μs.
- Compact Surface Mount Package: Available in a 16-lead SOIC package, which is RoHS compliant.
Applications
- Industrial Control: Used in industrial automation systems to isolate signals and prevent noise interference.
- Motor Drives: Suitable for motor control applications requiring precise signal isolation.
- Power Supplies: Used in power supply systems to ensure safety and reduce ground loop issues.
- Communications: Applied in communication systems such as RS-232, RS-422, and RS-485 transceivers.
- Medical Equipment: Used in medical devices to ensure signal integrity and safety).
Q & A
- What is the ADUM1411ARWZ-RL used for?
The ADUM1411ARWZ-RL is a quad-channel digital isolator used to provide galvanic isolation between two power domains, ensuring signal integrity and safety in various applications.
- What technology does the ADUM1411ARWZ-RL use?
The ADUM1411ARWZ-RL uses Analog Devices' iCoupler® technology, which combines high-speed CMOS and monolithic air core transformer technologies.
- What is the isolation voltage of the ADUM1411ARWZ-RL?
The ADUM1411ARWZ-RL offers 3750 Vrms of isolation voltage.
- What is the data rate of the ADUM1411ARWZ-RL?
The ADUM1411ARWZ-RL supports data rates up to 1 Mbps.
- What is the operating temperature range of the ADUM1411ARWZ-RL?
The ADUM1411ARWZ-RL operates from -40°C to 105°C.
- Is the ADUM1411ARWZ-RL RoHS compliant?
Yes, the ADUM1411ARWZ-RL is RoHS compliant.
- What package type is the ADUM1411ARWZ-RL available in?
The ADUM1411ARWZ-RL is available in a 16-lead SOIC package.
- What are some common applications of the ADUM1411ARWZ-RL?
The ADUM1411ARWZ-RL is commonly used in industrial control, motor drives, power supplies, communications, and medical equipment.
- How does the ADUM1411ARWZ-RL ensure dc correctness?
The ADUM1411ARWZ-RL ensures dc correctness through periodic refresh pulses sent to the decoder, which maintains the correct input state even in the absence of logic transitions.
- What is the propagation delay of the ADUM1411ARWZ-RL?
The propagation delay of the ADUM1411ARWZ-RL is up to 100 ns.
