Analog Devices Inc.
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ADUM4190SRIZ-RL
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ADUM4190SRIZ-RL

Product Overview

Category: Integrated Circuit (IC)

Use: The ADUM4190SRIZ-RL is a high-speed, digital isolator designed to provide galvanic isolation between two systems. It is commonly used in applications where there is a need to transfer digital signals across potentially hazardous electrical barriers.

Characteristics: - High-speed data transmission - Galvanic isolation - Robust performance - Small form factor - Low power consumption

Package: The ADUM4190SRIZ-RL comes in a small outline integrated circuit (SOIC) package, which provides ease of integration into various electronic systems.

Essence: The essence of the ADUM4190SRIZ-RL lies in its ability to ensure safe and reliable communication between isolated systems by eliminating the risk of ground loops and voltage spikes.

Packaging/Quantity: The ADUM4190SRIZ-RL is typically available in reels containing a quantity of 250 units per reel.

Specifications

  • Isolation Voltage: 5 kV
  • Data Rate: Up to 25 Mbps
  • Supply Voltage Range: 3.0 V to 5.5 V
  • Operating Temperature Range: -40°C to +105°C
  • Propagation Delay: 20 ns (max)
  • Rise/Fall Time: 4 ns (typ)

Pin Configuration

The ADUM4190SRIZ-RL has a dual-channel configuration with eight pins. The pinout is as follows:

  1. VDD1: Power supply for Channel 1
  2. GND1: Ground for Channel 1
  3. A1: Input/Output for Channel 1
  4. B1: Input/Output for Channel 1
  5. VDD2: Power supply for Channel 2
  6. GND2: Ground for Channel 2
  7. A2: Input/Output for Channel 2
  8. B2: Input/Output for Channel 2

Functional Features

  • High-speed data transmission: The ADUM4190SRIZ-RL supports data rates of up to 25 Mbps, enabling fast and efficient communication between isolated systems.
  • Galvanic isolation: With an isolation voltage of 5 kV, the ADUM4190SRIZ-RL ensures reliable isolation between two systems, protecting them from potential electrical hazards.
  • Robust performance: The IC is designed to operate in harsh environments, with a wide temperature range of -40°C to +105°C, making it suitable for various industrial applications.
  • Low power consumption: The ADUM4190SRIZ-RL is optimized for low power consumption, making it energy-efficient and suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Provides galvanic isolation, ensuring safety and reliability in communication between isolated systems. - High-speed data transmission allows for efficient transfer of digital signals. - Small form factor and low power consumption make it suitable for compact and energy-efficient designs. - Robust performance enables operation in harsh environments.

Disadvantages: - Limited to digital signal isolation, not suitable for analog applications. - Relatively higher cost compared to non-isolated alternatives.

Working Principles

The ADUM4190SRIZ-RL utilizes a capacitive coupling technique to achieve galvanic isolation. It consists of two channels, each containing a transmitter and a receiver. The input signal on one side is converted into a high-frequency signal, which is then transmitted across the isolation barrier using capacitive coupling. On the receiving side, the high-frequency signal is demodulated and converted back into the original digital signal.

Detailed Application Field Plans

The ADUM4190SRIZ-RL finds applications in various fields, including:

  1. Industrial Automation: It is used to provide isolation between control systems and high-voltage equipment, ensuring safe and reliable communication.
  2. Medical Devices: The IC enables isolation between sensitive medical equipment and external devices, protecting patients and healthcare professionals from potential electrical hazards.
  3. Power Electronics: It is utilized in power converters and inverters to provide isolation between the control circuitry and high-voltage components, enhancing system safety and performance.
  4. Automotive Systems: The ADUM4190SRIZ-RL is employed in automotive electronics to isolate communication between different subsystems, such as engine control units and sensors.

Detailed and Complete Alternative Models

  1. ADUM1201ARZ: This digital isolator offers similar functionality with a lower data rate of 1 Mbps.
  2. ADUM1400BRWZ: A quad-channel digital isolator with an isolation voltage of 2.5 kV and a data rate of 10 Mbps.
  3. ADUM3211ARZ: This dual-channel digital isolator supports a data rate of 25 Mbps and features an extended temperature range of -

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af ADUM4190SRIZ-RL i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of ADUM4190SRIZ-RL in technical solutions:

  1. Q: What is the ADUM4190SRIZ-RL? A: The ADUM4190SRIZ-RL is a quad-channel digital isolator designed for high-speed communication between systems with different ground potentials.

  2. Q: What is the maximum data rate supported by the ADUM4190SRIZ-RL? A: The ADUM4190SRIZ-RL supports a maximum data rate of 25 Mbps.

  3. Q: Can I use the ADUM4190SRIZ-RL to isolate SPI or I2C interfaces? A: Yes, the ADUM4190SRIZ-RL can be used to isolate SPI or I2C interfaces as it supports bidirectional communication.

  4. Q: What is the isolation voltage rating of the ADUM4190SRIZ-RL? A: The ADUM4190SRIZ-RL has an isolation voltage rating of 5 kV RMS.

  5. Q: Does the ADUM4190SRIZ-RL require external power supplies? A: Yes, the ADUM4190SRIZ-RL requires separate power supplies for each side of the isolation barrier.

  6. Q: Can I use the ADUM4190SRIZ-RL in industrial applications? A: Yes, the ADUM4190SRIZ-RL is suitable for industrial applications as it operates over a wide temperature range (-40°C to +125°C).

  7. Q: How many channels does the ADUM4190SRIZ-RL have? A: The ADUM4190SRIZ-RL has four independent channels.

  8. Q: Is the ADUM4190SRIZ-RL compatible with 3.3V and 5V logic levels? A: Yes, the ADUM4190SRIZ-RL is compatible with both 3.3V and 5V logic levels.

  9. Q: Can I use the ADUM4190SRIZ-RL to isolate analog signals? A: No, the ADUM4190SRIZ-RL is designed for digital signal isolation and is not suitable for isolating analog signals.

  10. Q: What is the typical propagation delay of the ADUM4190SRIZ-RL? A: The typical propagation delay of the ADUM4190SRIZ-RL is around 20 ns.

Please note that these answers are based on general information about the ADUM4190SRIZ-RL and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed technical specifications and guidelines.