Overview
The ADUM5211ARSZ-RL7 is a dual-channel digital isolator produced by Analog Devices Inc., featuring the innovative isoPower® integrated, isolated dc-to-dc converter. This component is part of the ADuM5210/ADuM5211/ADuM5212 series, which leverages Analog Devices' iCoupler® technology to provide reliable and isolated power and signal transmission. The device is designed to meet high standards of safety and performance, making it suitable for a variety of industrial and commercial applications.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| Data Rate | - | 1 | 25 | 100 | Mbps | Within PWD limit |
| Propagation Delay | tPHL, tPLH | 22 | 35 | 50 | ns | 50% input to 50% output |
| Pulse Width Distortion | PWD | 2.5 | 3 | 10 | ns | |tPLH − tPHL| |
| Pulse Width | PW | 10 | 40 | 1000 | ns | Within PWD limit |
| Propagation Delay Skew | tPSK | 12 | 16 | 38 | ns | Between any two units |
| Channel Matching Codirectional | tPSKCD | 2.5 | 3 | 5 | ns | - |
| Undervoltage Lockout | VUV+ | - | - | 2.6 | V | Positive Going Threshold |
| Undervoltage Lockout | VUV− | 2.4 | - | - | V | Negative Going Threshold |
| Hysteresis | VUVH | - | - | 0.2 | V | - |
| Quiescent Input Supply Current | IDDI(Q) | 0.54 | 0.8 | - | mA | - |
| Quiescent Output Supply Current | IDDO(Q) | 1.6 | 2.0 | - | mA | - |
| Dynamic Input Supply Current | IDDI(D) | - | 0.09 | - | mA/Mbps | - |
| Dynamic Output Supply Current | IDDO(D) | - | 0.04 | - | mA/Mbps | - |
| Output Rise/Fall Time | tR/tF | - | 2.5 | - | ns | 10% to 90% |
| Common-Mode Transient Immunity | |CM| | 25 | 35 | - | kV/µs | VIx = VDD1 or VISO, VCM = 1000 V, transient magnitude = 800 V |
Key Features
- Integrated, isolated dc-to-dc converter (isoPower®) with regulated output between 3.135 V and 5.25 V.
- Dual-channel digital isolators with data rates up to 100 Mbps.
- High common-mode transient immunity: >25 kV/µs.
- Soft start power supply and high temperature operation up to 105°C.
- 20-lead SSOP package with 5.3 mm creepage.
- Supports SPI up to 15 MHz.
- Safety and regulatory approvals including UL 1577, IEC/CSA 62368-1, IEC/CSA 61010-1, CQC GB 4943.1, and DIN EN IEC 60747-17 (VDE 0884-17) pending.
Applications
- RS-232 transceivers.
- Power supply start-up bias and gate drives.
- Isolated sensor interfaces.
- Industrial PLCs.
Q & A
- What is the ADUM5211ARSZ-RL7? The ADUM5211ARSZ-RL7 is a dual-channel digital isolator with an integrated, isolated dc-to-dc converter produced by Analog Devices Inc.
- What are the key features of the ADUM5211ARSZ-RL7? Key features include an integrated isoPower® dc-to-dc converter, dual-channel digital isolation, high common-mode transient immunity, and support for SPI up to 15 MHz.
- What are the typical applications of the ADUM5211ARSZ-RL7? Typical applications include RS-232 transceivers, power supply start-up bias and gate drives, isolated sensor interfaces, and industrial PLCs.
- What is the maximum data rate supported by the ADUM5211ARSZ-RL7? The maximum data rate supported is up to 100 Mbps.
- What is the operating temperature range of the ADUM5211ARSZ-RL7? The device operates up to 105°C.
- What safety and regulatory approvals does the ADUM5211ARSZ-RL7 have? It has approvals including UL 1577, IEC/CSA 62368-1, IEC/CSA 61010-1, CQC GB 4943.1, and DIN EN IEC 60747-17 (VDE 0884-17) pending.
- What is the output voltage range of the integrated dc-to-dc converter? The output voltage range is adjustable between 3.135 V and 5.25 V.
- What is the common-mode transient immunity of the ADUM5211ARSZ-RL7? The common-mode transient immunity is greater than 25 kV/µs.
- What package type does the ADUM5211ARSZ-RL7 come in? It comes in a 20-lead SSOP package with 5.3 mm creepage.
- Does the ADUM5211ARSZ-RL7 support SPI communication? Yes, it supports SPI up to 15 MHz.
