Overview
The ADUM225N1BRIZ-RL, produced by Analog Devices Inc., is a dual-channel digital isolator that utilizes the company's iCoupler technology. This component is designed to provide high isolation and robust performance in various industrial and automotive applications. It features a 5.0 kV rms isolation rating, ensuring reliable operation in noisy environments. The ADUM225N1BRIZ-RL supports data rates up to 150 Mbps and operates over a wide temperature range, making it suitable for demanding applications.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Isolation Voltage | V_{ISO} | - | - | 5000 | V rms | 1-minute duration |
| Supply Voltage | V_{DD} | 1.8 | - | 5.5 | V | - |
| Supply Current Side 1 | IDD1 | 3.4 | 6.0 | 8.4 | mA | At 1 Mbps data rate |
| Supply Current Side 2 | IDD2 | 1.2 | 1.8 | 5.8 | mA | At 1 Mbps data rate |
| Propagation Delay | t_{P} | - | 13 | 15 | ns | For 5 V and 1.8 V operation respectively |
| Data Rate | - | - | - | 150 | Mbps | - |
| Common-Mode Transient Immunity | |CMH| | 75 | - | 100 | kV/µs | - |
Key Features
- High Isolation: 5.0 kV rms isolation voltage for reliable operation in noisy environments.
- Low Dynamic Power Consumption: Efficient power usage, especially during data transmission.
- High Data Rate: Supports data rates up to 150 Mbps.
- Level Translation: Operates with supply voltages from 1.8 V to 5 V, enabling level translation between different voltage domains.
- Fail-Safe Options: Available in fail-safe high or low options to ensure predictable behavior during power loss or input signal failure.
- High Temperature Operation: Can operate up to 125°C, making it suitable for high-temperature environments.
- Robust Noise Immunity: High common-mode transient immunity of 100 kV/µs and robustness to radiated and conducted noise.
Applications
- Industrial I/O: Suitable for industrial control systems, sensors, and actuators due to its high isolation and noise immunity.
- Automotive Interfaces: Used in automotive systems such as CAN, audio, and Ethernet interfaces where high reliability is crucial.
- Medical Devices: Can be used in medical devices requiring high isolation to ensure patient safety.
- Power Supply and Motor Control: Ideal for applications involving power supplies and motor control where isolation is essential.
Q & A
- What is the isolation voltage rating of the ADUM225N1BRIZ-RL?
The ADUM225N1BRIZ-RL has a 5.0 kV rms isolation voltage rating.
- What is the maximum data rate supported by this component?
The ADUM225N1BRIZ-RL supports data rates up to 150 Mbps).
- What is the operating temperature range of the ADUM225N1BRIZ-RL?
The component can operate up to 125°C).
- Does the ADUM225N1BRIZ-RL support level translation?
Yes, it operates with supply voltages from 1.8 V to 5 V, enabling level translation between different voltage domains).
- What are the fail-safe options available for the ADUM225N1BRIZ-RL?
The component is available in fail-safe high or low options).
- How robust is the ADUM225N1BRIZ-RL to noise?
The component has high common-mode transient immunity of 100 kV/µs and is robust to radiated and conducted noise).
- What are some common applications of the ADUM225N1BRIZ-RL?
It is commonly used in industrial I/O, automotive interfaces, medical devices, and power supply and motor control systems).
- What is the propagation delay of the ADUM225N1BRIZ-RL?
The propagation delay is 13 ns maximum for 5 V operation and 15 ns maximum for 1.8 V operation).
- Is the ADUM225N1BRIZ-RL RoHS compliant?
Yes, the ADUM225N1BRIZ-RL is RoHS compliant).
- What is the package type of the ADUM225N1BRIZ-RL?
The component is available in an 8-lead SOIC package).
