Overview
The ADUM261N0BRIZ-RL is a 6-channel digital isolator produced by Analog Devices Inc., utilizing their advanced iCoupler technology. This device is designed to provide high-speed data transfer while maintaining electrical isolation between the input and output sides. It is particularly useful in applications requiring reliable and fast data transmission across different voltage domains or in environments with high noise levels.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Number of Channels | - | - | - | 6 | - | - |
| Withstand Voltage Rating | - | - | - | 5.0 kV rms | - | - |
| Supply Voltage Range | VDDx | 1.7 V | - | 5.5 V | - | - |
| Propagation Delay | - | - | 13 ns | - | - | - |
| Pulse Width Distortion | - | - | 4.5 ns | - | - | At 5 V operation |
| Channel to Channel Matching of Propagation Delay | - | - | 4.0 ns | - | - | - |
| Output Rise/Fall Time | tR/tF | - | 2.5 ns | - | - | 10% to 90% |
| Common-Mode Transient Immunity | |CMH| | 75 kV/μs | - | 100 kV/μs | - | VCM = 1000 V, transient magnitude = 800 V |
| Dynamic Supply Current (Input) | IDDI (D) | 0.01 mA/Mbps | - | - | - | Inputs switching, 50% duty cycle |
| Dynamic Supply Current (Output) | IDDO (D) | 0.01 mA/Mbps | - | - | - | Inputs switching, 50% duty cycle |
Key Features
- High-Speed Data Transfer: Supports data rates up to 150 Mbps, ensuring fast and reliable communication across the isolation barrier.
- Electrical Isolation: Provides a withstand voltage rating of 5.0 kV rms, enhancing safety and reliability in noisy environments.
- Voltage Translation: Operates with supply voltages ranging from 1.7 V to 5.5 V on either side, facilitating voltage translation across the isolation barrier.
- Fail-Safe Options: Offers two different fail-safe options where outputs transition to a predetermined state when the input power supply is not applied.
- Low Power Consumption: Features low dynamic supply current, making it suitable for power-sensitive applications.
- High Common-Mode Transient Immunity: Ensures robust performance against common-mode transients with immunity up to 100 kV/μs.
Applications
- Industrial I/O: Suitable for industrial control systems, sensors, and actuators where electrical isolation is crucial.
- Automotive Interfaces: Used in automotive systems such as CAN, audio, and Ethernet interfaces.
- Medical Devices: Applicable in medical devices requiring high isolation and reliability.
- Power Supplies and DC-DC Converters: Useful in power supply and DC-DC converter applications where isolation is necessary.
- Communication Systems: Employed in various communication systems including RS-232, RS-422, RS-485, and USB interfaces.
Q & A
- What is the ADUM261N0BRIZ-RL used for?
The ADUM261N0BRIZ-RL is a 6-channel digital isolator used to provide high-speed data transfer while maintaining electrical isolation between the input and output sides. - What is the maximum data rate supported by the ADUM261N0BRIZ-RL?
The device supports data rates up to 150 Mbps. - What is the withstand voltage rating of the ADUM261N0BRIZ-RL?
The device has a withstand voltage rating of 5.0 kV rms. - What is the supply voltage range for the ADUM261N0BRIZ-RL?
The supply voltage range is from 1.7 V to 5.5 V on either side. - Does the ADUM261N0BRIZ-RL support voltage translation?
Yes, it supports voltage translation across the isolation barrier. - What are the fail-safe options available for the ADUM261N0BRIZ-RL?
The device offers two different fail-safe options where outputs transition to a predetermined state when the input power supply is not applied. - What is the common-mode transient immunity of the ADUM261N0BRIZ-RL?
The device has a common-mode transient immunity of up to 100 kV/μs. - What are some typical applications of the ADUM261N0BRIZ-RL?
Typical applications include industrial I/O, automotive interfaces, medical devices, power supplies, and communication systems. - How does the ADUM261N0BRIZ-RL ensure low power consumption?
The device features low dynamic supply current, making it suitable for power-sensitive applications. - What is the propagation delay of the ADUM261N0BRIZ-RL?
The propagation delay is typically 13 ns with a pulse width distortion of less than 4.5 ns at 5 V operation.
