Overview
The ADuM5412BRSZ-RL7 is a quad-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This component integrates isolated dc-to-dc converters, providing regulated and isolated power that is adjustable between 3.15 V and 5.25 V. The ADuM5412 is designed to eliminate the need for a separate isolated power supply, making it a compact and efficient solution for various industrial and communication applications.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Isolation Voltage | V_{ISO} | - | - | 2500 | V_{rms} | For 1 minute per UL 1577 |
| Common-Mode Transient Immunity | |CMH|, |CML| | 75 | - | 100 | kV/μs | V_{CM} = 1000 V, transient magnitude = 800 V |
| Data Rate | - | - | - | 150 | Mbps | Within pulse width distortion (PWD) limit |
| Propagation Delay | t_{PHL}, t_{PLH} | 6.8 | 14 | - | ns | 50% input to 50% output |
| Output Rise/Fall Time | t_{R}/t_{F} | - | - | 2.5 | ns | 10% to 90% |
| 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
- Integrated DC-to-DC Converters: Provides regulated, isolated power adjustable between 3.15 V and 5.25 V using iCoupler® technology.
- High Common-Mode Transient Immunity: Up to 100 kV/μs, ensuring robust performance in noisy environments.
- Quad-Channel Isolation: Four independent isolation channels for multiple signal isolation needs.
- High Data Rate: Supports data rates up to 150 Mbps.
- Low Propagation Delay: Typical propagation delay of 14 ns.
- Compact Package: Available in a 24-lead SSOP package, suitable for space-constrained designs.
- Safety and Regulatory Approvals: UL recognition, CSA Component Acceptance Notice 5A, and VDE certificate of conformity pending.
Applications
- RS-232 Transceivers: For serial communication interfaces.
- Power Supply Startup Bias and Gate Drives: Ensuring isolated power supply for critical components.
- Isolated Sensor Interfaces: For industrial and medical applications requiring signal isolation.
- Industrial PLCs: For control and automation systems.
- Automotive Interfaces: Including CAN, audio, and Ethernet interfaces.
- Industrial I/O and IO-Link: For industrial communication and control systems.
Q & A
- What is the isolation voltage of the ADuM5412BRSZ-RL7?
The isolation voltage is up to 2500 V_{rms} for 1 minute per UL 1577.
- What is the common-mode transient immunity of this component?
It has a common-mode transient immunity of up to 100 kV/μs.
- What is the maximum data rate supported by the ADuM5412BRSZ-RL7?
The maximum data rate is 150 Mbps.
- What is the typical propagation delay of the ADuM5412BRSZ-RL7?
The typical propagation delay is 14 ns.
- What are the safety and regulatory approvals for this component?
It has pending UL recognition, CSA Component Acceptance Notice 5A, and VDE certificate of conformity.
- What are the typical applications of the ADuM5412BRSZ-RL7?
It is used in RS-232 transceivers, power supply startup bias and gate drives, isolated sensor interfaces, industrial PLCs, and automotive interfaces.
- What is the output rise/fall time of the ADuM5412BRSZ-RL7?
The output rise/fall time is 2.5 ns.
- How many isolation channels does the ADuM5412BRSZ-RL7 have?
It has four independent isolation channels.
- What is the package type of the ADuM5412BRSZ-RL7?
It is available in a 24-lead SSOP package.
- What technology is used in the ADuM5412BRSZ-RL7 for isolated power conversion?
It uses Analog Devices' iCoupler® technology.
