Overview
The ADUM120N0WBRZ is a dual-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This component combines high-speed, complementary metal-oxide semiconductor (CMOS) and monolithic air core transformer technology to provide superior performance characteristics compared to optocoupler devices and other integrated couplers. It is designed to ensure high reliability and safety in various applications, particularly in automotive and industrial settings.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Supply Voltage (VDDx) | 1.8 | - | 5 | V | - |
| Maximum Propagation Delay | - | - | 13 ns | - | At 5 V operation |
| Pulse Width Distortion | - | - | 3 ns | - | At 5 V operation |
| Channel Matching | - | - | 3.0 ns | - | Maximum |
| Withstand Voltage Rating | - | - | 3 kV rms | - | - |
| Output Rise/Fall Time (tR/tF) | 2.5 ns | - | - | - | 10% to 90% |
| Common-Mode Transient Immunity | 75 kV/µs | 100 kV/µs | - | - | VIx = VDDx, VCM = 1000 V |
| Input Capacitance (CI) | - | - | 4.0 pF | - | From any input data pin to ground |
| Input to Output Resistance (RI-O) | - | - | 10^13 Ω | - | - |
| Input to Output Capacitance (CI-O) | - | - | 2 pF | - | f = 1 MHz |
Key Features
- High-Speed Operation: The ADUM120N0WBRZ supports data rates up to 150 Mbps, making it suitable for high-speed applications.
- Dual-Channel Isolation: Provides two independent isolation channels, enhancing the flexibility and reliability of the system.
- Fail-Safe Options: Offers two different fail-safe options where the outputs transition to a predetermined state when the input power supply is not applied or the inputs are disabled.
- Voltage Translation: Operates with supply voltages ranging from 1.8 V to 5 V, enabling voltage translation across the isolation barrier.
- Low Power Consumption: Features low dynamic supply current, contributing to energy-efficient operation.
- High Common-Mode Transient Immunity: Ensures robust performance against common-mode transients, with immunity up to 100 kV/µs.
Applications
- Automotive Systems: Suitable for various automotive interfaces such as CAN, audio, and Ethernet due to its AEC-Q100 qualification.
- Industrial I/O: Used in industrial control systems, IO-Link, and other industrial communication protocols.
- Medical Devices: Can be applied in medical devices requiring high isolation and reliability.
- Power Supply and Motor Control: Utilized in power supply and motor control systems where isolation is critical.
Q & A
- What is the maximum data rate supported by the ADUM120N0WBRZ?
The ADUM120N0WBRZ supports data rates up to 150 Mbps. - What is the withstand voltage rating of the ADUM120N0WBRZ?
The withstand voltage rating is 3 kV rms. - What are the supply voltage ranges for the ADUM120N0WBRZ?
The supply voltage ranges from 1.8 V to 5 V. - Does the ADUM120N0WBRZ have fail-safe options?
Yes, it offers two different fail-safe options. - What is the common-mode transient immunity of the ADUM120N0WBRZ?
The common-mode transient immunity is up to 100 kV/µs. - Is the ADUM120N0WBRZ suitable for automotive applications?
Yes, it is AEC-Q100 qualified and suitable for various automotive interfaces. - What is the input to output resistance of the ADUM120N0WBRZ?
The input to output resistance is 10^13 Ω. - What is the input capacitance of the ADUM120N0WBRZ?
The input capacitance is 4.0 pF from any input data pin to ground. - Does the ADUM120N0WBRZ support voltage translation?
Yes, it supports voltage translation across the isolation barrier. - What is the package type of the ADUM120N0WBRZ?
The package type is 8-pin SOIC N Tube.
