Overview
The ADUM140E1BRZ-RL7 is a quad-channel digital isolator produced by Analog Devices Inc., utilizing the company's proprietary iCoupler® technology. This device is designed to provide reliable galvanic isolation between digital systems, enabling safe and efficient data transmission across different voltage domains. The ADUM140E1BRZ-RL7 combines high-speed CMOS and monolithic air core transformer technology, offering superior performance characteristics compared to optocoupler devices and other integrated couplers.
Key Specifications
| Parameter | Value | Notes |
|---|---|---|
| Number of Channels | 4 | Independent digital data channels |
| Withstand Voltage | 3.0 kV rms / 3.75 kV rms | Depending on the model configuration |
| Supply Voltage Range | 1.8 V to 5 V | Compatible with lower voltage systems and enabling voltage translation |
| Propagation Delay | 13 ns (5 V), 15 ns (1.8 V) | Maximum values for different supply voltages |
| Data Rate | Up to 150 Mbps | Guaranteed data rate |
| Pulse Width Distortion | < 3 ns | At 5 V operation |
| Common-Mode Transient Immunity | Up to 100 kV/μs | High robustness to radiated and conducted noise |
| Operating Temperature Range | -40°C to +125°C | Extended operating temperature range |
| Package | 16-Lead SOIC, RoHS compliant | Compact surface-mount package |
Key Features
- High-Speed Data Transmission: Data rates up to 150 Mbps with a propagation delay of only 13 ns at 5 V operation and 15 ns at 1.8 V operation.
- Robust Isolation: Provides reliable galvanic isolation with withstand voltage ratings of 3.0 kV rms or 3.75 kV rms, depending on the model configuration.
- Low Dynamic Power Consumption: Efficient power consumption across a wide supply voltage range of 1.8 V to 5 V.
- High Common-Mode Transient Immunity: Up to 100 kV/μs, ensuring high robustness to radiated and conducted noise.
- Fail-Safe Options: Outputs transition to a pre-determined state when the input power supply is not applied or the inputs are disabled.
- Compact and RoHS Compliant Package: 16-Lead SOIC package, suitable for space-constrained designs.
Applications
- Industrial Automation and Control Systems: Suitable for industrial field bus isolation and general-purpose multichannel isolation.
- Power Supplies and Power Conversion: Used in power supply and power conversion applications where isolation is critical.
- Motor Drives and Motion Control: Applied in motor drive and motion control systems requiring high-speed data transmission and isolation.
- Medical Equipment: Utilized in medical devices where safety and reliability are paramount.
- Transportation and Avionics Systems: Qualified for automotive and avionics applications due to its robust performance and safety features).
Q & A
- What is the ADUM140E1BRZ-RL7 used for?
The ADUM140E1BRZ-RL7 is a quad-channel digital isolator used to provide reliable galvanic isolation between digital systems, enabling safe and efficient data transmission across different voltage domains.
- What is the maximum data rate of the ADUM140E1BRZ-RL7?
The maximum guaranteed data rate is up to 150 Mbps.
- What is the propagation delay of the ADUM140E1BRZ-RL7?
The propagation delay is 13 ns at 5 V operation and 15 ns at 1.8 V operation.
- What is the common-mode transient immunity of the ADUM140E1BRZ-RL7?
The common-mode transient immunity is up to 100 kV/μs.
- What are the fail-safe options available for the ADUM140E1BRZ-RL7?
The outputs can transition to a pre-determined state when the input power supply is not applied or the inputs are disabled.
- What is the operating temperature range of the ADUM140E1BRZ-RL7?
The operating temperature range is -40°C to +125°C.
- Is the ADUM140E1BRZ-RL7 RoHS compliant?
- What safety certifications does the ADUM140E1BRZ-RL7 have?
The device has UL recognition, CSA Component Acceptance Notice, VDE certificate of conformity, and CQC certification per GB4943.1-2011.
- What are some typical applications of the ADUM140E1BRZ-RL7?
Typical applications include industrial automation, power supplies, motor drives, medical equipment, and transportation and avionics systems.
- Is the ADUM140E1BRZ-RL7 suitable for automotive applications?
