Overview
The ADUM6403ARIZ-RL is a quad-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This device integrates an isolated DC-to-DC converter, providing up to 400 mW of regulated, isolated power at either 5.0 V or 3.3 V. It is designed to eliminate the need for a separate isolated power supply, making it a versatile component for various applications requiring high isolation and reliable data transfer.
Key Specifications
| Parameter | Symbol | Unit | Min | Typ | Max | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Isolation Voltage | V_{ISO} | Vrms | - | - | 5000 | - |
| Data Rate | - | Mbps | 1 | - | 25 | Within PWD limit |
| Propagation Delay | t_{PHL}, t_{PLH} | ns | 55 | 100 | 60 | 50% input to 50% output |
| Pulse Width Distortion | PWD | ns | 40 | - | 6 | |t_{PLH} - t_{PHL}| |
| Input Supply Current (No V_{ISO} Load) | I_{DD1(D)} | mA | 7 | 46 | - | No V_{ISO} load |
| Output Supply Current (Max) | I_{ISO(MAX)} | mA | - | - | 80 | V_{ISO} > 4.5 V |
| Efficiency at I_{ISO(MAX)} | - | % | - | - | 34 | I_{ISO} = 80 mA |
| Package Type | - | - | - | - | 16-SOIC | - |
Key Features
- Quad-channel digital isolator with integrated DC-to-DC converter using iCoupler® technology.
- Provides up to 400 mW of regulated, isolated power at either 5.0 V or 3.3 V from a single input supply.
- High isolation voltage of 5000 Vrms.
- Data rates up to 25 Mbps.
- Low propagation delay and pulse width distortion.
- Efficient power conversion with high reliability.
- 16-SOIC package for compact design.
Applications
- RS-232/RS-422/RS-485 transceivers.
- Medical isolation.
- AC/DC power supply start-up bias and gate drives.
- Isolated sensor interfaces.
- Industrial control systems requiring high isolation and reliable data transfer.
Q & A
- What is the ADUM6403ARIZ-RL used for?
The ADUM6403ARIZ-RL is a quad-channel digital isolator with an integrated DC-to-DC converter, used for applications requiring high isolation and reliable data transfer.
- What is the isolation voltage of the ADUM6403ARIZ-RL?
The isolation voltage is 5000 Vrms.
- What are the available output voltages from the DC-to-DC converter?
The DC-to-DC converter provides regulated, isolated power at either 5.0 V or 3.3 V.
- What is the maximum data rate supported by the ADUM6403ARIZ-RL?
The maximum data rate is 25 Mbps.
- What is the propagation delay of the ADUM6403ARIZ-RL?
The propagation delay is between 55 ns and 100 ns for 50% input to 50% output.
- What is the package type of the ADUM6403ARIZ-RL?
The package type is 16-SOIC.
- What are some common applications of the ADUM6403ARIZ-RL?
Common applications include RS-232/RS-422/RS-485 transceivers, medical isolation, AC/DC power supply start-up bias and gate drives, and isolated sensor interfaces.
- How much power can the DC-to-DC converter provide?
The DC-to-DC converter can provide up to 400 mW of regulated, isolated power.
- What is the efficiency of the DC-to-DC converter at maximum output current?
The efficiency at maximum output current (I_{ISO(MAX)}) is 34%.
- Is the ADUM6403ARIZ-RL suitable for high-reliability applications?
Yes, it is designed for high-reliability applications with efficient power conversion and high isolation.
