ADUM1402BRWZ-RL

The ADUM1402BRWZ-RL is a high-performance digital isolator manufactured by Analog Devices Inc., previously known as Maxim Integrated. This component is designed to provide robust isolation between digital circuits, making it ideal for applications that require high-speed data transfer while maintaining electrical isolation.

Key Features:

1. Isolation Voltage: The ADUM1402 offers a high isolation voltage rating, typically around 5 kV RMS, which ensures safety and reliability in high-voltage environments.

2. Data Rate: It supports a data rate of up to 25 Mbps, allowing for fast communication between isolated sections of a system. This makes it suitable for applications that require quick data transfer without compromising isolation.

3. Number of Channels: The device features two channels, which can be used for bidirectional data transfer. This dual-channel configuration allows for flexibility in system design, enabling the transmission of multiple signals simultaneously.

4. Supply Voltage: The ADUM1402 operates with a supply voltage range of 3.0 V to 5.5 V, making it compatible with a variety of digital logic levels. This versatility allows it to be integrated into different systems without the need for additional voltage regulation.

5. Low Power Consumption: The device is designed for low power operation, which is crucial for battery-powered applications or systems where power efficiency is a priority. The typical supply current is low, contributing to overall system efficiency.

6. Temperature Range: The ADUM1402 is rated for operation over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications where environmental conditions can vary significantly.

7. Package Type: The component is available in a compact 16-lead SOIC package, which facilitates easy integration into printed circuit boards (PCBs) while saving space.

8. Applications: The ADUM1402 is commonly used in various applications, including:

   • Industrial automation
   • Motor control
   • Data acquisition systems
   • Medical devices
   • Power supply isolation
   • Communication interfaces

Functional Description:

The ADUM1402 utilizes Analog Devices' proprietary iCoupler technology, which employs micro-transformers to achieve isolation. This technology provides superior performance compared to traditional optocouplers, including better reliability, lower power consumption, and higher data rates. The device is designed to maintain signal integrity while providing electrical isolation, which is critical in protecting sensitive components from high voltages and noise.

Conclusion:

In summary, the ADUM1402BRWZ-RL is a versatile and reliable digital isolator that combines high-speed data transfer with robust isolation capabilities. Its features make it an excellent choice for a wide range of applications requiring safe and efficient communication between isolated circuits.