ISL83072EIUZA-T

Product Overview

Category: Integrated Circuit (IC)

Use: The ISL83072EIUZA-T is a high-speed, dual-channel digital isolator designed for use in industrial applications. It provides galvanic isolation between two circuits, allowing for safe and reliable communication.

Characteristics: - High-speed data transmission - Robust isolation barrier - Low power consumption - Wide operating temperature range - Small package size

Package: The ISL83072EIUZA-T comes in a small outline integrated circuit (SOIC) package, which ensures ease of installation and compatibility with standard PCB layouts.

Essence: This IC serves as a crucial component in industrial systems where electrical isolation is necessary to protect sensitive circuitry from noise, voltage spikes, and ground loops.

Packaging/Quantity: The ISL83072EIUZA-T is typically available in tape and reel packaging, with 250 units per reel.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Data Rate: Up to 100 Mbps
• Isolation Voltage: 2.5 kVrms
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay: 10 ns (max)
• Rise/Fall Time: 4 ns (typ)
• Common Mode Transient Immunity: >25 kV/μs

Detailed Pin Configuration

The ISL83072EIUZA-T features a 16-pin SOIC package with the following pin configuration:

1. VDD1: Power supply for Channel 1
2. GND1: Ground for Channel 1
3. RX1: Receive data input for Channel 1
4. TX1: Transmit data output for Channel 1
5. NC: No connection
6. VDD2: Power supply for Channel 2
7. GND2: Ground for Channel 2
8. RX2: Receive data input for Channel 2
9. TX2: Transmit data output for Channel 2
10. NC: No connection
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection

Functional Features

• High-speed bidirectional data transmission between two isolated circuits.
• Robust isolation barrier protects against voltage spikes, noise, and ground loops.
• Low power consumption ensures energy efficiency in industrial applications.
• Wide operating temperature range allows for reliable performance in harsh environments.
• Small package size enables space-saving integration into PCB layouts.

Advantages and Disadvantages

Advantages: - Provides galvanic isolation, ensuring safety and reliability in industrial systems. - High-speed data transmission supports real-time communication. - Robust isolation barrier protects sensitive circuitry from electrical disturbances. - Low power consumption reduces energy costs. - Wide operating temperature range allows for versatile application.

Disadvantages: - Limited to dual-channel isolation, may not be suitable for applications requiring more channels. - Higher cost compared to non-isolated alternatives.

Working Principles

The ISL83072EIUZA-T utilizes capacitive coupling and proprietary digital isolation techniques to transmit data across the isolation barrier. The high-speed digital signals are converted into differential voltage signals, which are then transmitted through the isolation barrier using capacitors. This ensures that the signals remain isolated from each other, protecting the circuits on both sides from potential electrical disturbances.

Detailed Application Field Plans

The ISL83072EIUZA-T finds extensive use in various industrial applications, including:

1. Motor Control Systems: Provides safe communication between control circuits and motor drivers, ensuring reliable operation and protection against electrical noise.

2. Power Inverters: Enables isolated communication between control circuits and power switching devices, enhancing system safety and preventing voltage spikes.

3. Industrial Automation: Facilitates communication between different subsystems in automated industrial processes, ensuring accurate data transmission and protection against electrical interference.

4. PLC (Programmable Logic Controller) Systems: Allows for secure communication between the central controller and various input/output modules, ensuring reliable data exchange and system integrity.

Detailed and Complete Alternative Models

1. ISL83071EIUZA-T: Single-channel digital isolator with similar specifications and features as the ISL83072EIUZA-T. Suitable for applications requiring only one isolated channel.

2. ADuM1200ARZ: Dual-channel digital isolator from Analog Devices with comparable performance characteristics. Offers galvanic isolation and high-speed data transmission.

3. ISO7741DWR: Texas Instruments' dual-channel digital isolator with enhanced common-mode transient immunity and wide temperature range. Suitable for demanding industrial applications.

4. MAX14850: Maxim Integrated's quad-channel digital isolator with high data rate capability