Overview
The ADUM1286ARZ is a dual-channel digital isolator produced by Analog Devices Inc., utilizing the proprietary iCoupler® technology. This component combines high-speed CMOS and monolithic air core transformer technology to provide superior performance compared to optocoupler devices and other integrated couplers. It is designed for high-speed data transfer with low propagation delay and high common-mode transient immunity, making it suitable for a variety of industrial and automotive applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|
| Data Rate | - | 1 Mbps | - | - | - |
| Supply Voltage | 3.0 V | - | 5.5 V | V | - |
| Propagation Delay | - | 23 ns | 50 ns | ns | - |
| Common-Mode Transient Immunity | - | 25 kV/μs | - | kV/μs | - |
| Operating Temperature | -40°C | - | 125°C | °C | - |
| Voltage Isolation | - | - | 3000 Vrms | Vrms | - |
| Package | - | - | 8-lead SOIC-N | - | - |
Key Features
- High-speed data transfer up to 1 Mbps
- Low propagation delay of 23 ns typical
- Low dynamic power consumption
- Bidirectional communication capability
- High common-mode transient immunity of >25 kV/μs
- 3.3 V to 5 V level translation
- High temperature operation up to 125°C
- Available in 8-lead SOIC-N package
- Patented refresh feature ensuring DC correctness in the absence of input logic transitions
Applications
- General-purpose multichannel isolation
- Data converter isolation
- Industrial field bus isolation
- Hybrid electric vehicles
- Battery monitoring and motor drive systems
Q & A
- What is the ADUM1286ARZ used for?
The ADUM1286ARZ is a dual-channel digital isolator used for high-speed data transfer and isolation in various applications, including industrial, automotive, and hybrid electric vehicles.
- What is the maximum data rate of the ADUM1286ARZ?
The maximum data rate of the ADUM1286ARZ is 1 Mbps.
- What is the propagation delay of the ADUM1286ARZ?
The propagation delay of the ADUM1286ARZ is typically 23 ns, with a maximum of 50 ns at 5V supply voltage.
- What is the common-mode transient immunity of the ADUM1286ARZ?
The common-mode transient immunity of the ADUM1286ARZ is greater than 25 kV/μs.
- What is the operating temperature range of the ADUM1286ARZ?
The operating temperature range of the ADUM1286ARZ is from -40°C to 125°C.
- What is the voltage isolation rating of the ADUM1286ARZ?
The voltage isolation rating of the ADUM1286ARZ is 3000 Vrms.
- In what package is the ADUM1286ARZ available?
The ADUM1286ARZ is available in an 8-lead SOIC-N package.
- Does the ADUM1286ARZ support bidirectional communication?
Yes, the ADUM1286ARZ supports bidirectional communication.
- What certifications does the ADUM1286ARZ comply with?
The ADUM1286ARZ complies with UL recognition (3000Vrms for 1 minute per UL 1577), CSA component acceptance notice 5A, VDE certificate of conformity, and DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12.
- What is the significance of the patented refresh feature in the ADUM1286ARZ?
The patented refresh feature ensures DC correctness in the absence of input logic transitions, maintaining the integrity of the signal even when there are no logic transitions.
