ISO1050DUB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Isolated CAN Transceiver
• Characteristics: High-speed, low-power, isolated communication interface for Controller Area Network (CAN) applications.
• Package: SOIC-8
• Essence: Provides galvanic isolation between the CAN controller and the physical bus.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Data Rate: Up to 1 Mbps
• Isolation Voltage: 5000 VRMS
• Propagation Delay: 150 ns (Max)
• Quiescent Current: 2.5 mA (Typ)

Detailed Pin Configuration

The ISO1050DUB has a total of 8 pins:

1. VCC1: Supply voltage for the CAN transceiver side.
2. GND1: Ground reference for the CAN transceiver side.
3. TXD: Transmit data input pin.
4. RXD: Receive data output pin.
5. RS: Receiver input pin for the slope control.
6. VCC2: Supply voltage for the isolated side.
7. GND2: Ground reference for the isolated side.
8. NC: No connection pin.

Functional Features

• Galvanic isolation between the CAN controller and the physical bus.
• Supports high-speed data rates up to 1 Mbps.
• Low quiescent current for power efficiency.
• Robust EMC performance.
• Slope control for improved electromagnetic compatibility (EMC).
• Thermal shutdown protection.

Advantages and Disadvantages

Advantages: - Provides reliable isolation for CAN communication. - High-speed data transmission. - Low power consumption. - Enhanced EMC performance.

Disadvantages: - Limited to SOIC-8 package. - Requires external slope control for improved EMC.

Working Principles

The ISO1050DUB is an isolated CAN transceiver that uses galvanic isolation to separate the CAN controller from the physical bus. It operates by converting the differential signals from the CAN controller into isolated signals using integrated transformers. This ensures reliable communication while providing protection against ground loops and noise interference.

Detailed Application Field Plans

The ISO1050DUB is commonly used in various applications, including:

1. Automotive: Used in automotive systems such as engine control units, body control modules, and infotainment systems.
2. Industrial Automation: Employed in industrial automation systems for communication between PLCs, sensors, and actuators.
3. Medical Devices: Integrated into medical devices for secure and reliable communication between different subsystems.
4. Energy Management Systems: Utilized in energy management systems to enable communication between smart meters, inverters, and monitoring devices.

Detailed and Complete Alternative Models

1. ISO1050DW: Similar to ISO1050DUB but available in a wider SOIC-16 package.
2. ISO1050DUBR: Same as ISO1050DUB but offered in a reel packaging with 3000 units per reel.
3. ISO1050DUBT: Variant with extended temperature range (-55°C to +125°C) for harsh environments.

These alternative models provide similar functionality to the ISO1050DUB but may differ in package type, quantity, or operating conditions.

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