Overview
The ADUM5211BRSZ from Analog Devices Inc. is a dual-channel digital isolator that incorporates the isoPower® integrated, isolated dc-to-dc converter. This component is based on Analog Devices' iCoupler® technology, which provides regulated, isolated power and high-speed data isolation. The ADUM5211BRSZ is designed to meet stringent safety and regulatory standards, making it suitable for a variety of industrial and high-reliability applications. It is packaged in a 20-lead SSOP with a creepage distance of 5.3 mm, ensuring high isolation and reliability.
Key Specifications
| Parameter | Symbol | Unit | Min | Typ | Max |
|---|---|---|---|---|---|
| Data Rate | Mbps | 25 | 100 | ||
| Propagation Delay | tPHL, tPLH | ns | 20 | 35 | 50 |
| Pulse Width Distortion | PWD | ns | 2 | 3 | 10 |
| Pulse Width | PW | ns | 10 | 40 | 1000 |
| Propagation Delay Skew | tPSK | ns | 12 | 16 | 38 |
| Output Rise/Fall Time | tR/tF | ns | 2.5 | ||
| Common-Mode Transient Immunity | |CM| | kV/µs | 25 | ||
| Isolation Voltage | VISO | V rms | 2500 | ||
| Output Power | mW | 150 | |||
| Operating Temperature | °C | -40 | 105 |
Key Features
- Integrated, isolated dc-to-dc converter (isoPower®) providing regulated output between 3.135 V and 5.25 V.
- Dual-channel digital isolation with data rates up to 100 Mbps (NRZ).
- High common-mode transient immunity of >25 kV/µs.
- Soft start power supply and high temperature operation up to 105°C.
- 20-lead SSOP package with 5.3 mm creepage distance.
- Supports SPI up to 15 MHz.
- Safety and regulatory approvals including UL 1577, IEC/CSA 62368-1, and IEC/CSA 61010-1.
Applications
- RS-232 transceivers.
- Power supply start-up bias and gate drives.
- Isolated sensor interfaces.
- Industrial PLCs.
Q & A
- What is the ADUM5211BRSZ?
The ADUM5211BRSZ is a dual-channel digital isolator with an integrated, isolated dc-to-dc converter from Analog Devices Inc..
- What is the data rate of the ADUM5211BRSZ?
The ADUM5211BRSZ supports data rates up to 100 Mbps (NRZ).
- What is the output power of the isoPower® converter?
The isoPower® converter provides up to 150 mW of output power.
- What are the safety and regulatory approvals for the ADUM5211BRSZ?
The ADUM5211BRSZ has approvals including UL 1577, IEC/CSA 62368-1, and IEC/CSA 61010-1.
- What is the operating temperature range of the ADUM5211BRSZ?
The operating temperature range is from -40°C to 105°C.
- What is the common-mode transient immunity of the ADUM5211BRSZ?
The common-mode transient immunity is >25 kV/µs.
- What package type is used for the ADUM5211BRSZ?
The ADUM5211BRSZ is packaged in a 20-lead SSOP with a creepage distance of 5.3 mm.
- Does the ADUM5211BRSZ support SPI communication?
Yes, it supports SPI up to 15 MHz.
- What are some typical applications of the ADUM5211BRSZ?
Typical applications include RS-232 transceivers, power supply start-up bias and gate drives, isolated sensor interfaces, and industrial PLCs.
- What is the isolation voltage rating of the ADUM5211BRSZ?
The isolation voltage rating is 2500 V rms for 1 minute.
