Overview
The ADUM4401BRWZ-RL is a 4-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 characteristics compared to traditional optocoupler devices and other integrated couplers. The ADUM4401BRWZ-RL is designed to offer high voltage isolation, low power consumption, and high data rate capabilities, making it suitable for a variety of applications requiring reliable and efficient signal isolation.
Key Specifications
Parameter | Symbol | Unit | Test Conditions | Min | Typ | Max |
---|---|---|---|---|---|---|
Data Rate | - | Mbps | Within PWD limit | - | 1, 10, 90 | - |
Propagation Delay | tPHL, tPLH | ns | 50% input to 50% output | 18 | 27 | 32 |
Pulse Width Distortion | PWD | ns | - | 0.5 | 2 | 3 |
Supply Voltage | VDD | V | - | 3.0 | - | 5.5 |
Supply Current (3.3V) | IDD | mA | - | 0.9 | 2.4 | 20 |
Supply Current (5V) | IDD | mA | - | 1.4 | 4.3 | 34 |
Common-Mode Transient Immunity | |CM| | kV/µs | - | 25 | - | - |
Output Rise/Fall Time | tR/tF | ns | 10% to 90% | - | 2.5 | - |
Package Type | - | - | - | - | 16-lead SOIC wide body | - |
Key Features
- High-Speed Data Transfer: Supports data rates from dc to 90 Mbps (NRZ).
- High Voltage Isolation: Provides 5 kV rms reinforced isolation, with a VIORM of 846 V peak and compliance with IEC 60950-1 and VDE V 0884-10:2006-12 standards.
- Low Power Consumption: Consumes as low as 0.9 mA per channel at 3.3 V and 1.4 mA per channel at 5 V for low data rates, increasing to 20 mA and 34 mA respectively at 90 Mbps.
- Bidirectional Communication and Level Translation: Supports bidirectional communication and voltage translation between 3.3 V and 5 V systems.
- High Temperature Operation: Operates up to 105°C, making it suitable for high-temperature environments.
- Precise Timing Characteristics: Features 2 ns maximum pulse width distortion and 2 ns maximum channel-to-channel matching.
- Common-Mode Transient Immunity: Offers >25 kV/µs common-mode transient immunity, ensuring robust performance in noisy environments).
- Output Enable Function: Includes output enable functionality for controlling the output state).
Applications
- General-Purpose Isolation: Suitable for various general-purpose isolation needs in industrial and commercial applications).
- Medical Equipment: Used in medical devices where high isolation and low power consumption are critical).
- Motor Drives: Applied in motor drive systems to ensure safe and reliable signal isolation).
- Power Supplies: Utilized in power supply designs to enhance safety and reliability).
Q & A
- What is the ADUM4401BRWZ-RL used for?
The ADUM4401BRWZ-RL is a 4-channel digital isolator used for high voltage isolation in various applications, including medical equipment, motor drives, and power supplies.
- What are the key features of the ADUM4401BRWZ-RL?
Key features include high-speed data transfer up to 90 Mbps, high voltage isolation of 5 kV rms, low power consumption, bidirectional communication, and high temperature operation up to 105°C.
- What is the supply voltage range for the ADUM4401BRWZ-RL?
The supply voltage range is from 3.0 V to 5.5 V, allowing compatibility with both 3.3 V and 5 V systems.
- What is the common-mode transient immunity of the ADUM4401BRWZ-RL?
The common-mode transient immunity is greater than 25 kV/µs.
- What package type is the ADUM4401BRWZ-RL available in?
The ADUM4401BRWZ-RL is available in a 16-lead SOIC wide body package.
- Does the ADUM4401BRWZ-RL support bidirectional communication?
Yes, it supports bidirectional communication and voltage translation between 3.3 V and 5 V systems.
- What is the maximum operating temperature of the ADUM4401BRWZ-RL?
The maximum operating temperature is 105°C.
- What are the typical propagation delays for the ADUM4401BRWZ-RL?
The typical propagation delays (tPHL, tPLH) are around 27 ns.
- Does the ADUM4401BRWZ-RL have an output enable function?
Yes, it includes an output enable function for controlling the output state.
- What are some common applications of the ADUM4401BRWZ-RL?
Common applications include medical equipment, motor drives, power supplies, and general-purpose isolation in industrial and commercial settings.