Overview
The ADUM251N1BRIZ is a 5-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This component combines high-speed data transfer with robust isolation, making it suitable for a variety of applications requiring reliable and high-performance signal isolation.
Based on complementary metal-oxide semiconductor (CMOS) and monolithic air core transformer technology, the ADUM251N1BRIZ offers superior performance compared to optocoupler devices and other integrated couplers. It is designed to operate over a wide temperature range and supports low dynamic power consumption, making it an efficient choice for various industrial and general-purpose isolation needs.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADUM251N1BRIZ |
| Package | 16-lead, wide-body SOIC |
| Number of Channels | 5 |
| Inputs - Side 1/Side 2 | 4/1 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 5000 Vrms |
| Common Mode Transient Immunity (Min) | 75 kV/μs |
| Data Rate | 150 Mbps |
| Propagation Delay tpLH / tpHL (Max) | 13 ns, 13 ns |
| Pulse Width Distortion (Max) | 4.5 ns |
| Rise / Fall Time (Typ) | 2.5 ns, 2.5 ns |
| Voltage - Supply | 1.7 V to 5.5 V |
Key Features
- High-speed data transfer up to 150 Mbps
- Robust isolation with 5000 Vrms rating
- High common-mode transient immunity of 75 kV/μs
- Low dynamic power consumption
- Fail-safe high or low options
- Operating temperature range up to 125°C
- RoHS compliant and available in a 16-lead, wide-body SOIC package
Applications
- General-purpose multichannel isolation
- Serial peripheral interface (SPI) and data converter isolation
- Industrial field bus isolation
- Any application requiring reliable and high-performance signal isolation
Q & A
- What is the ADUM251N1BRIZ used for?
The ADUM251N1BRIZ is used for general-purpose multichannel isolation, SPI and data converter isolation, and industrial field bus isolation, among other applications requiring high-speed and robust signal isolation.
- What is the maximum data rate of the ADUM251N1BRIZ?
The maximum data rate of the ADUM251N1BRIZ is 150 Mbps.
- What is the isolation voltage rating of the ADUM251N1BRIZ?
The ADUM251N1BRIZ has an isolation voltage rating of 5000 Vrms.
- What is the common-mode transient immunity of the ADUM251N1BRIZ?
The common-mode transient immunity of the ADUM251N1BRIZ is 75 kV/μs.
- What is the operating temperature range of the ADUM251N1BRIZ?
The ADUM251N1BRIZ operates over a temperature range up to 125°C.
- Is the ADUM251N1BRIZ RoHS compliant?
- What package type is the ADUM251N1BRIZ available in?
The ADUM251N1BRIZ is available in a 16-lead, wide-body SOIC package.
- What is the supply voltage range for the ADUM251N1BRIZ?
The supply voltage range for the ADUM251N1BRIZ is 1.7 V to 5.5 V.
- Does the ADUM251N1BRIZ support fail-safe options?
- What technology does the ADUM251N1BRIZ use for isolation?
The ADUM251N1BRIZ uses iCoupler® technology, which combines CMOS and monolithic air core transformer technology.
