ADUM4221-2ARIZ

Isolators - Gate Drivers Overview

The ADUM4221-2ARIZ is a 4 A isolated half-bridge gate driver utilizing iCoupler technology. It features independent high-side and low-side outputs with adjustable dead time control. The device operates with 2.5 V to 6.5 V logic inputs, ensuring compatibility with low-voltage systems. It provides a peak output current of 4 A and supports an output supply voltage range of 4.5 V to 35 V. Typical rise and fall times are 25 ns. The component functions within an operating temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Employs iCoupler technology for galvanic isolation without magnetic components
• Provides independent high-side and low-side drive channels with adjustable dead time
• Features high common-mode transient immunity of 150 kV/µs
• Includes default low-level output state for safety

Isolators - Gate Drivers Applications

• Industrial motor drives
• Power supply inverters
• Isolated DC-DC converter topologies

Isolators - Gate Drivers Procurement Notes

Verify availability status carefully as the part may be subject to limited supply or special order requirements. Confirm that the SOIC-16 package and ARIZ suffix meet specific environmental and manufacturing standards required for the target application before finalizing procurement plans.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching with precise dead-time control is required in isolated environments. Ensure the input logic voltage aligns with the 2.5 V to 6.5 V specification. Verify that the 4 A peak current capability matches the gate charge requirements of the target power devices.

Isolators - Gate Drivers Part Context

This part belongs to the ADuM4221 family of isolated half-bridge gate drivers. The -2 suffix indicates specific configuration options within the series, such as pinout or functional variations compared to the base ADUM4221 model. It shares core iCoupler architecture with other members like the ADUM4221-1.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes include ADUM4221 and ADUM4221-1 from Analog Devices. Verify pin compatibility and specific functional differences associated with the -2 suffix before substitution.