Analog Devices Inc. ADUM120N0BRZ

The ADUM120N0BRZ is a dual-channel digital isolator produced by Analog Devices Inc., utilizing the company's iCoupler® technology. This component combines high-speed, complementary metal-oxide semiconductor (CMOS) and monolithic air core transformer technology to provide superior performance characteristics compared to optocoupler devices and other integrated couplers. The ADUM120N0BRZ is designed to ensure high-speed data transfer with minimal distortion and offers robust isolation capabilities, making it suitable for a variety of applications requiring reliable and isolated data communication.

• High-Speed Data Transfer: The ADUM120N0BRZ offers a maximum propagation delay of 13 ns and a pulse width distortion of less than 3 ns, ensuring high-speed data communication.
• Robust Isolation: With a withstand voltage rating of 3 kV rms, this isolator provides reliable electrical isolation between the input and output sides.
• Fail-Safe Options: The device includes fail-safe options where the outputs transition to a predetermined state when the input power supply is not applied or the inputs are disabled.
• Voltage Translation: The ADUM120N0BRZ supports voltage translation across the isolation barrier, operating with supply voltages ranging from 1.8 V to 5 V on either side.
• Low Dynamic Supply Current: The device features low dynamic supply current, making it energy-efficient for various applications.

• Industrial Automation: Used in industrial control systems, motor control, and sensor interfaces where isolation is critical.
• Medical Devices: Applied in medical equipment to ensure patient safety by providing electrical isolation.
• Automotive Systems: Utilized in automotive electronics for isolated communication in CAN, Ethernet, and other automotive interfaces.
• Power Supplies and DC-DC Converters: Employed to isolate feedback signals and control circuits in power supply designs.
• Test and Measurement Equipment: Used in test and measurement instruments to isolate signals and ensure accurate readings.

1. What is the maximum propagation delay of the ADUM120N0BRZ?

   The maximum propagation delay is 13 ns.

2. What is the withstand voltage rating of the ADUM120N0BRZ?

   The withstand voltage rating is 3 kV rms.

3. What is the operating supply voltage range for the ADUM120N0BRZ?

   The supply voltage range is from 1.8 V to 5 V on either side.

4. Does the ADUM120N0BRZ support fail-safe operation?

   Yes, the device includes fail-safe options where the outputs transition to a predetermined state when the input power supply is not applied or the inputs are disabled.

5. What is the typical dynamic supply current of the ADUM120N0BRZ?

   The typical dynamic supply current is 5.8 mA.

6. What is the input capacitance of the ADUM120N0BRZ?

   The input capacitance is 4.0 pF from any input data pin to ground.

7. What is the thermal resistance (junction to ambient) of the ADUM120N0BRZ?

   The thermal resistance is 80 °C/W.

8. In what types of applications is the ADUM120N0BRZ commonly used?

   The ADUM120N0BRZ is commonly used in industrial automation, medical devices, automotive systems, power supplies, and test and measurement equipment.

9. Is the ADUM120N0BRZ pin-compatible with other Analog Devices isolators?

   Yes, the ADUM120N0BRZ is pin-compatible with other models such as the ADuM1285, ADuM1280, and ADuM1200.

10. What technology does the ADUM120N0BRZ use for isolation?

    The ADUM120N0BRZ uses Analog Devices' iCoupler® technology, which combines CMOS and monolithic air core transformer technology.