Overview
The ADUM121N0BRZ-RL7 is a dual-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This component combines high-speed, complementary metal-oxide semiconductor (CMOS) and monolithic air core transformer technology to provide superior performance characteristics compared to optocoupler devices and other integrated couplers. It is designed for high common-mode transient immunity and robustness to radiated and conducted noise, making it suitable for a variety of applications requiring reliable signal isolation.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Number of Channels | 2 | Dual-channel digital isolator | |
| Supply Voltage Range | 1.8V to 5V | V | On both sides of the isolation barrier |
| Withstand Voltage Rating | 3kV rms | V | For 1 minute per UL 1577 |
| Common-Mode Transient Immunity | 100 kV/µs | kV/µs | Typical |
| Propagation Delay | 13 ns | ns | Maximum at 5 V operation |
| Data Rate | 150 Mbps | Mbps | Minimum |
| Package Style | 8-lead SOIC-N | RoHS-compliant | |
| Operating Temperature | -40°C to +125°C | °C | |
| Fail-Safe Output State | Low | When input power supply is not applied or inputs are disabled |
Key Features
- High common-mode transient immunity of 100 kV/µs typical, ensuring robustness to radiated and conducted noise.
- Low dynamic power consumption with supply voltage range from 1.8V to 5V, enabling compatibility with lower voltage systems.
- High-speed data transfer with a minimum data rate of 150 Mbps and maximum propagation delay of 13 ns at 5 V operation.
- Fail-safe output state transitions to a predetermined state when the input power supply is not applied or the inputs are disabled.
- Pin-compatible with other Analog Devices isolators such as ADuM1286, ADuM1285, and others.
- Qualified for automotive applications and meets various regulatory approvals including UL, CSA, VDE, and CQC certifications.
Applications
- General-purpose multichannel isolation.
- Industrial field bus isolation.
- Automotive applications requiring high reliability and isolation.
- Medical devices where isolation is critical for safety.
- Industrial control systems and automation.
Q & A
- What is the ADUM121N0BRZ-RL7 used for?
The ADUM121N0BRZ-RL7 is a dual-channel digital isolator used for isolating digital signals in various applications, ensuring high-speed data transfer and robustness to noise.
- What is the withstand voltage rating of the ADUM121N0BRZ-RL7?
The withstand voltage rating is 3 kV rms for 1 minute per UL 1577.
- What is the operating temperature range of the ADUM121N0BRZ-RL7?
The operating temperature range is -40°C to +125°C.
- What is the data rate of the ADUM121N0BRZ-RL7?
The minimum data rate is 150 Mbps.
- Is the ADUM121N0BRZ-RL7 RoHS-compliant?
- What are the regulatory approvals for the ADUM121N0BRZ-RL7?
The device meets various regulatory approvals including UL, CSA, VDE, and CQC certifications.
- What is the package style of the ADUM121N0BRZ-RL7?
The package style is 8-lead SOIC-N.
- Is the ADUM121N0BRZ-RL7 pin-compatible with other devices?
- What is the fail-safe output state of the ADUM121N0BRZ-RL7?
The fail-safe output state is low when the input power supply is not applied or the inputs are disabled.
- What are some common applications of the ADUM121N0BRZ-RL7?
