ISL83072EIBZA-T

Product Overview

Category: Integrated Circuit (IC)

Use: The ISL83072EIBZA-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 form factor

Package: The ISL83072EIBZA-T comes in a small outline integrated circuit (SOIC) package, which ensures ease of integration into various electronic systems.

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

Packaging/Quantity: The ISL83072EIBZA-T is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: 3.0V 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)
• Output Rise/Fall Time: 4 ns (typ)
• Power Consumption: 1.6 mA (max)

Detailed Pin Configuration

The ISL83072EIBZA-T has a total of 16 pins, divided into two channels (Channel A and Channel B). The pin configuration is as follows:

``` Channel A: 1. VDDA 2. GND 3. AIN1 4. AOUT1 5. AOUT2 6. AIN2 7. VDDA

Channel B: 8. VDDB 9. GNDB 10. BIN1 11. BOUT1 12. BOUT2 13. BIN2 14. VDDB ```

Functional Features

• High-speed data transmission: The ISL83072EIBZA-T supports data rates of up to 100 Mbps, enabling fast and efficient communication between isolated circuits.
• Robust isolation barrier: With an isolation voltage of 2.5 kVrms, this digital isolator provides a reliable barrier against electrical noise and potential differences.
• Low power consumption: The IC is designed to minimize power consumption, making it suitable for battery-powered applications or systems with strict power requirements.
• Wide operating temperature range: The ISL83072EIBZA-T can operate in extreme temperatures ranging from -40°C to +125°C, ensuring its suitability for industrial environments.
• Small form factor: The compact SOIC package allows for easy integration into space-constrained designs.

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Reliable galvanic isolation - Low power consumption - Wide operating temperature range - Compact form factor

Disadvantages: - Limited number of channels (dual-channel only) - Relatively higher cost compared to non-isolated alternatives

Working Principles

The ISL83072EIBZA-T utilizes capacitive coupling and proprietary digital isolation techniques to achieve galvanic isolation between the input and output sides. It employs high-speed CMOS technology to transmit data across the isolation barrier while maintaining signal integrity.

The internal circuitry ensures that any noise or voltage spikes on one side of the isolator do not affect the other side, providing reliable and safe communication between isolated circuits.

Detailed Application Field Plans

The ISL83072EIBZA-T finds extensive application in various industrial fields, including:

1. Industrial Automation: It is used in PLC (Programmable Logic Controller) systems, motor control units, and industrial communication interfaces to provide isolation between control circuits and high-voltage power circuits.

2. Power Electronics: The digital isolator is employed in power converters, inverters, and motor drives to protect low-voltage control circuitry from high-voltage switching noise and voltage transients.

3. Instrumentation and Measurement: It is utilized in data acquisition systems, sensor interfaces, and test equipment to ensure accurate measurements by isolating sensitive measurement circuits from noisy environments.

4. Communication Systems: The ISL83072EIBZA-T enables isolation in communication interfaces such as RS-485, CAN, and SPI buses, preventing ground loops and enhancing system reliability.

Detailed and Complete Alternative Models

1. ADuM1200ARZ: This dual-channel digital isolator from Analog Devices offers similar specifications and features to the ISL83072EIBZA-T. It operates at a maximum data rate of 25 Mbps and provides an isolation voltage of 2.5 kVrms.

2. ISO7241CDW: Texas Instruments' ISO